- Starting price
- 4 free hours · paid plans from $24/month
- Free tier
- Yes
- Platforms
- Web · iPhone · Android
- Developer
- EID Systems Inc.
- Launched
- 2025
- Updated
- Aug 9, 2026
The verdict
Kaleo AI is a focused accessibility tool for churches that need same-language captions and multilingual audio without special attendee hardware. A browser sends the soundboard feed; visitors scan a QR code to read on any device, or use the mobile app for spoken translation. The four-hour trial and clear $24, $49 and $149 tiers make evaluation simple. Its claims about theological terminology are sensible but not independently benchmarked, and its privacy policy confirms third-party AI processing plus attendee fingerprints. Pilot each language with native speakers, secure the broadcast account and retain human interpretation for consequential communication.
Try Kaleo AI ↗Opens withkaleo.com
Kaleo AI translates live church services rather than written study material. A church computer running Chrome receives a clean audio input from the sound system and streams it to the service. Attendees scan a QR code or open a link to read captions in the spoken language or a translation on a phone, tablet or computer. The iPhone and Android apps add translated text-to-speech for people who want to listen through headphones or compatible Bluetooth hearing aids. Viewers do not need an account, and plans advertise unlimited simultaneous users.
Its church specialization centers on vocabulary. Generic speech recognition can turn epistle into “a pistol” and struggle with names such as Deuteronomy, Ephesus or Canaan. Kaleo says its models are fine-tuned for theological words and Bible names and improved through church and native-speaker feedback. The current site lists more than 40 recognized input languages and dialects and more than 150 translation outputs. That broad output list is useful for international congregations, though a listed language does not guarantee equal recognition, voice quality or cultural fluency.
Pricing uses fixed monthly tiers. Every account begins with four free hours. Starter is $24 per month for five streaming hours, two translated languages and $2 per additional hour. Pro is $49 for ten hours, four translated languages and $3 per additional hour. Unlimited is $149 for unlimited streaming and all 150+ outputs. All plans are month-to-month, and a custom option is offered. The fulfillment policy says cancellation should be submitted at least seven days before renewal, no partial refund is given, and the narrow initial refund applies when a user cannot begin streaming and has not translated a service.
This researched review uses the current official product page, complete language and pricing statements, privacy and fulfillment policies, exact Apple and Google records and current release metadata. We did not stream audio, benchmark latency or word error, compare accents, test mobile speech, inspect the church dashboard, audit AI vendors, validate deletion, evaluate Sunday support or perform security and accessibility tests. Both stores show modest public reach: four US Apple ratings average 5.0 before normalization and Google reports more than one thousand installs. Use the free hours to create evidence for your congregation rather than leaning on those small aggregates.
✓ The good
- Low-friction audience access - visitors can scan a QR code and read in a browser without installing an app or creating an account
- Mobile spoken translation - free iOS and Android apps can read translated captions through personal headphones or hearing devices
- Church vocabulary focus - models are designed to recognize theological terms and biblical names more accurately than generic conversation tools
- Broad translation catalog - the current site lists more than 150 output languages and dialects
- Simple technical path - Chrome, a soundboard audio input and stable internet are the stated church-side requirements
- Four-hour free trial - enough time for representative service tests before a payment decision
- Clear fixed tiers - $24, $49 and $149 options expose hours and simultaneous language limits
- Unlimited viewers - congregational reach is not metered by phone or attendee seat
✗ Watch out
- Automation can mistranslate meaning - even theology-aware speech and translation remain vulnerable to context, accents, echo and overlapping voices
- Input coverage is narrower than output marketing - not every one of the 150+ target languages can be used as the original spoken language
- Cloud and internet dependency - loss of the audio feed or upstream connection stops live access
- Third-party AI processing - service audio is sent to unnamed transcription and translation providers before asserted immediate deletion
- Attendee analytics include IP and browser fingerprint - passive viewers still create technical data
- Cancellation has a seven-day requirement - “cancel anytime” should be read alongside the published renewal deadline and no-partial-refund rule
- Tiny public rating sample - four Apple ratings and 1K+ Android installs cannot demonstrate performance across languages
- No published independent benchmarks - theology training, latency, language accuracy and uptime are vendor claims rather than audited measures
Best for
- Churches with recurring multilingual attendees who can validate translations with native speakers
- Congregations seeking same-language captions for Deaf and hard-of-hearing members
- Small and midsize churches that want a predictable five- or ten-hour monthly plan
- Large or frequently gathering ministries that can justify the $149 unlimited tier
- Production teams with a clean soundboard feed, stable internet and a volunteer monitoring each service
Avoid if
- Certified interpretation or legally guaranteed accommodation is required and an automated service alone would not satisfy it
- The venue cannot provide reliable internet or a usable audio feed to Chrome
- Your spoken input language is absent or the exact dialect has not performed well in a real trial
- Policy requires named AI subprocessors, formal data-processing terms or a clearer retention and security package before streaming
- No bilingual or hearing-access participant is available to evaluate output and report errors
What Kaleo AI is
Kaleo AI is a live speech pipeline with a church broadcast dashboard and attendee viewers. The dashboard ingests the service mix, converts speech to text, generates selected translations and exposes the outputs at a congregation-specific link. Same-language captions can serve hearing access; translations can be read in the browser; and native apps can synthesize translated speech into personal headphones.
It is not a complete livestream platform, presentation suite, sign-language service or human interpreter. The website does not require dedicated receiver hardware and does not meter audience size. Its work occurs between the audio console and each viewer, so success depends on gain, routing, network, selected languages, model behavior and the congregation’s ability to find and use the link. Operational preparation matters as much as model quality.
Why multilingual churches choose Kaleo AI
Kaleo’s differentiator is the combination of church vocabulary and broad target-language reach. A sermon contains proper names, book titles, transliterated words and theological terms that ordinary conversation models encounter less often. The company’s fine-tuning claim addresses that real failure mode, while 150+ outputs create the possibility of serving a visitor whose language could never justify a dedicated weekly channel. Fixed plans are easier for a church board to understand than a complex matrix of seats and minutes.
The strongest adoption case is not “AI replaces interpreters.” It is “more people can follow today while the church builds better language ministry.” A regular Spanish-speaking community may deserve an interpreter, translated materials and bilingual pastoral relationships; a one-time visitor may be helped immediately by a QR stream. Use automation to widen the door, collect feedback and learn where human ministry is most needed. The tool should support belonging rather than reducing a person to a language dropdown.
Theology-aware transcription and 150+ outputs: useful claims to test locally
Kaleo publishes a long vocabulary sample and says its AI is fine-tuned for theological terminology and Bible names. Same-language captions are always available, and a church selects additional output languages within its plan limit. The official FAQ distinguishes a shorter recognized-input list from the much larger translation-output list. It also says models are continually improved from church and native-speaker feedback, but it does not publish per-language word-error scores or an independent benchmark.
Create a test corpus from actual speakers: sermon, Scripture reader, announcements, prayer, soft-spoken testimony and a segment with music or audience response. Include local names and the most important doctrinal vocabulary. Have native speakers mark omissions, changed meaning, offensive phrasing and unusable delay. Compare the result with a generic option and with CaptionKit rather than assuming specialized marketing equals superior output. Retest after material product updates because model behavior can change.
QR browser access and mobile audio: accessibility without receiver hardware
Attendees can scan a QR code and read captions from the web on phones, tablets and computers. The mobile app is optional for reading but required for listening to translated speech. Store descriptions add church-name search, adjustable text size, light and dark modes and Bluetooth hearing-aid output. The Android listing reports more than one thousand downloads, declares app-activity collection and says data is encrypted in transit. Apple’s app is iPhone-only and the current version has been actively updated through August 2026.
Post the QR code before the service, not after someone misses the welcome. Use plain-language signs in the languages served, offer staff help and provide guest Wi-Fi instructions without forcing a marketing signup. Test text size, screen-reader focus, audio voice selection and battery use with the actual participants. Keep an alternative for people without a smartphone or data. Hearing aids vary widely, and Bluetooth compatibility should be demonstrated on users’ own devices rather than promised from a store sentence.
Audio privacy and attendee analytics: immediate deletion with important caveats
The March 2025 policy says live church audio is transcribed and translated by third-party AI providers and deleted immediately after processing; Kaleo says it does not permanently store audio or translation data. Church accounts provide contact name, email and Stripe-processed payment information. Attendees may generate IP addresses, browser fingerprints and usage data for analytics. Google Analytics is named, personal information is not sold or rented, HTTPS is used and service providers receive data needed to perform the service.
The policy does not name the AI providers, define “immediately,” explain temporary buffers or model-training exclusions, describe data location or offer a detailed deletion and incident process. It also disclaims control over independent third-party practices beyond the described work. Churches should avoid sending pre-service counseling conversations or private microphone channels, mute the feed outside public content and ask for current subprocessors and contractual terms. Notify attendees and speakers that automated cloud transcription is active, particularly during testimony or prayer requests.
Pricing
Free trial
4 hours free
Four hours of live captions and translation for testing the church’s real sound, network and languages.
Starter
$24/month
Five streaming hours, translation into two selected languages, unlimited viewers and $2 per extra hour.
Pro
$49/month
Ten streaming hours, translation into four selected languages, unlimited viewers and $3 per extra hour.
Unlimited
$149/month
Unlimited streaming hours, all 150+ translation outputs and unlimited viewers; custom plans are also available.
The four-hour trial should cover more than a scripted demo. Use at least one complete service, one rehearsal and a second language or speaker condition. Keep a log of setup time, latency, corrections, attendee success and network behavior so the buying decision has evidence.
Starter at $24 per month fits approximately one captioned sermon per week if the stream is kept close to five hours total. Extra hours are $2 each and two translated languages can be offered at once. Pro doubles included time to ten hours, allows four outputs and charges $3 per extra hour. The counterintuitive higher Pro overage deserves confirmation during checkout.
Unlimited at $149 removes streaming-hour and language limits while retaining unlimited viewers. It can be economical for several weekly gatherings or many outputs, but “unlimited” should be checked for fair-use, concurrency and technical constraints in the actual agreement. Custom plans may suit seasonal or campus-specific needs.
The site says month-to-month and changeable anytime, while the fulfillment policy requires cancellation at least seven days before the next billing cycle, provides no partial-period refunds and narrows the automatic first-week refund to users unable to start streaming who translated no services. Calendar the cancellation date and obtain current terms before procurement.
Where Kaleo AI falls behind
Independent validation - theology-aware accuracy and broad language quality lack published external benchmarks.
Subprocessor transparency - unnamed AI vendors receive live service audio, and the policy gives few contractual details.
Input-language parity - 150+ target outputs can obscure the much shorter list of languages recognized as the original speech.
Production integrations - the public site documents fewer presentation, automation and display workflows than CaptionKit currently advertises.
Public scale evidence - four Apple ratings and 1K+ Android downloads are a modest basis for mission-critical reliance.
Offline continuity - there is no live service when the soundboard computer or internet connection cannot reach the cloud.
Kaleo AI vs. CaptionKit vs. Microsoft Translator
Kaleo emphasizes 150+ translation outputs, theology-aware vocabulary and simple fixed tiers. Its $24 Starter includes five hours and two languages; $49 Pro includes ten hours and four; $149 removes hours and output limits. CaptionKit advertises 65+ spoken inputs and 85+ outputs, richer presentation and automation documentation, and modular pricing that can total $20 for a four-hour, two-translation example.
Microsoft Translator is a general-purpose product with conversation and enterprise capabilities across many settings. It may be familiar and economical, but it does not present the same church-specific onboarding, terminology positioning or attendee service workflow. Human interpreters remain the highest-context choice where ongoing community, two-way speech, pastoral trust or legal accommodation matters.
The two young church products have strikingly similar mobile feature descriptions, but they are not duplicates: Kaleo belongs to Canadian EID Systems Inc., uses withkaleo.com and app package ai.getkaleo.mobile; CaptionKit belongs to Australian developer James Hunt, uses captionkit.com and io.captionkit.app. Compare output from the same sermon and language, total monthly hours, data terms and volunteer workflow. The winner is the one your congregation can actually understand and operate.
The bottom line
Kaleo AI offers a clear and potentially powerful promise: plug a browser into the church sound system and let people follow in the language or medium they need. The lack of special attendee hardware, unlimited viewer model, spoken mobile translations and broad target list can make access possible far faster than traditional equipment projects. But 150 languages on a page are not 150 validated ministry relationships, and fine-tuning does not eliminate machine error. Use the free four hours aggressively, involve native speakers and Deaf or hard-of-hearing users, document backup procedures, restrict the audio feed and obtain precise data-processing answers. With those controls, Kaleo can extend the message; without them, it can create a polished stream whose mistakes no one responsible is watching.
Alternatives to Kaleo AI
CaptionKitChurch captions and translation with modular pricing and extensive presentation integration guides.
ProPresenterA full presentation platform for room and livestream visuals, complementary to translation services.
FreeShowOpen-source church presentation software for teams prioritizing local visual control.Microsoft TranslatorA general multilingual conversation and translation ecosystem without the same church specialization.
YouVersion Bible AppFree Scripture in many languages for follow-up reading, not live sermon translation.Frequently asked questions
How much does Kaleo AI cost?
A new account includes four free hours. Starter is $24 monthly for five hours and two translated languages, Pro is $49 for ten hours and four, and Unlimited is $149 for unlimited hours and all 150+ outputs. Starter overage is listed at $2 per hour and Pro at $3.
Do attendees need the Kaleo AI app?
No for reading. A QR code or public link opens captions and translated text in a web browser on any device. The free iPhone or Android app is required when an attendee wants the translated text spoken through headphones or compatible Bluetooth hearing aids.
What equipment does a church need?
The official FAQ lists a computer with Chrome, an audio input from the church sound system—such as an interface or Dante source—and a stable internet connection. No proprietary receiver is advertised. Test levels, routing, network capacity and a fallback before launch.
Does Kaleo AI support more than 150 languages?
It advertises translation into more than 150 languages and dialects. The original spoken-language list is substantially shorter, so verify both the sermon input and every desired output. Availability does not establish equal accuracy; native-speaker testing remains necessary.
Does Kaleo AI store church service audio?
Its policy says third-party AI providers process live audio and delete it immediately, and that Kaleo does not permanently store audio or translation data. The providers are unnamed and the policy does not define buffering, training exclusions or data location. Request current written details if policy or sensitive content makes those distinctions important.
Can Kaleo AI replace an interpreter?
It can widen baseline access, particularly where an interpreter is unavailable, but it cannot reliably preserve every nuance or provide two-way pastoral relationship. Use qualified interpreters for consequential communication and recurring language communities when possible, and let native speakers monitor the automated output.
How do I cancel Kaleo AI?
The site says plans are month-to-month, while the fulfillment policy says cancellation through the dashboard or email must be submitted at least seven days before renewal. Cancellation takes effect at period end and unused days receive no partial refund. Confirm the current checkout terms and calendar the deadline.
Sources & further reading
More Worship Apps
AsaphAn ambitious AI workspace for sermon-aligned setlists, song analysis and local feedback—valuable as a planning assistant, risky if its theology scores become a substitute for pastoral judgment.
Nepali Christian Lyrics & ChordsA rare, actively maintained songbook built around the real needs of Nepali-speaking worship teams—but privacy and song-rights documentation lag far behind the app.
OnStageA modern all-in-one workspace for worship charts, setlists, rehearsals, schedules, chat, and live performance—but conflicting prices and missing legal pages make due diligence essential.
Unceasing WorshipIHOPKC’s niche streaming service preserves spontaneous prayer-room worship, intercession, live archives, and 76 legacy albums—valuable for listeners who want that exact charismatic worship tradition, but not a general Christian music replacement.
MultiTracks.comThe officially licensed stem library and Playback session player behind most touring worship rigs and large-church Sunday mornings - and the closest thing the industry has to a default.
WorshipTools ChartsA free, full-featured chord chart manager in a category dominated by paid apps - and the rare worship tool that doesn’t nickel-and-dime you on the basics.