SignSync vs Signa AI
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
SignSync
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Detect American Sign Language (ASL)
Signa AI
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Signa AI turns everyday text, audio and speech into sign language, right on your iPhone or iPad. Type or paste a sentence, record your voice, or upload an audio file and watch a clear avatar sign it back to you. Built to make communication more accessible for the Deaf and hard-of-hearing community, Signa AI works in Kinyarwanda, French and English. What you can do ⢠Type or paste text and see it signed ⢠Record your voice and have it transcribed, then signed ⢠Upload an audio file (MP3, WAV, M4A) and get a signed version ⢠Watch a clean, easy-to-follow signing avatar ⢠Revisit your previous translations anytime in the History tab at no cost Languages Speak or type in Kinyarwanda, French or English, then choose your sign-language output: Kinyarwanda Sign Language, American Sign Language, French Sign Language or British Sign Language. Signed output is powered by a research-backed pose model, and our coverage keeps improving. Who it's for ⢠Schools and teachers caption lessons for Deaf students ⢠Creators and YouTubers add a signing avatar to your videos ⢠Broadcasters and organizations make announcements accessible ⢠Anyone who wants to connect with Deaf friends, family or customers Signa AI is built by Xendly Labs in Kigali, Rwanda. Questions or feedback? Email [support@xendlylabs.com](mailto:support@xendlylabs.com) we'd love to hear from you.
Screenshots
Verdict
The clearest difference is iOS requirement: SignSync at 12.0 against Signa AI's 16.4. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 11 days. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.
| Parameter | SignSync | Signa AI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 days | Every 11 days |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod ā better | iPhone, iPad |
| Requires iOS | 12.0 ā better | 16.4 |
| Further details ā not scored | ||
| Size | 36 MB | 61 MB |
| Age rating | 4+ | 4+ |
| Developer | Coding Minds, Inc. | 4K Media |
In-app purchases
SignSync
No in-app purchases
Signa AI
No in-app purchases








