iSign Language vs SignSchool
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iSign Language
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This app converts American Sign Language (ASL) into speech. This is done by holding the iPhone and inputing a series of gestures that are broadly similar to standard ASL signs. The app recognises one hundred and twenty two signs; the First 100 Signs from Basic ASL and twenty two additional words, including WH questions and greetings. You can also make simple sentences in English and Japanese. This app is suitable for people who have studied the ASL alphabet.
SignSchool
Learn American Sign Language at your own pace with this app. It offers a dictionary of thousands of signs, categorized lessons, and a slow-motion feature for detailed viewing. Practice your skills with a daily sign and a fingerspelling game.
- ASL dictionary with thousands of signs
- Categorized sign lessons
- Slow-motion sign playback
- Fingerspelling game
- Sign of the Day
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Learn American Sign Language for free. Wherever. Whenever. Whether you’re on the go or relaxing at home, SignSchool’s app lets you learn American Sign Language at your own pace. In this app, you can: - Browse the dictionary: Learn thousands of signs from a diverse group of signers and various dialects - Choose a category: Explore hundreds of sign categories covering a variety of topics - Learn at your own pace: Watch signs in more detail with the slow motion feature - Play with the Fingerspelling Game: Strengthen your fingerspelling skills - Improve your ASL with Sign of the Day: Learn a new sign everyday and review weekly For a more comprehensive learning experience with interactive lessons and learning tools, check out our website— www.signschool.com.
Screenshots
Verdict
The clearest difference is price: SignSchool at Free against iSign Language's $0.99. SignSchool also leads on update cadence (every 2 weeks vs every 38 months) and iOS requirement (12.0 vs 15.6). On ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
SignSchool is free to download; iSign Language costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
iSign Language ships an update every 38 months, SignSchool every 2 weeks. The most recent releases landed on August 11, 2026 and October 22, 2026 respectively.
| Parameter | iSign Language | SignSchool |
|---|---|---|
| Price | $0.99 | Free — better |
| Rating | — | 4.5 (146 ratings) — better |
| Positive reviews | — | 63.9% of reviews |
| Number of ratings | — | 146 — better |
| Update frequency | Every 38 months | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 47 MB |
| Age rating | 4+ | 4+ |
| Developer | Yuichi HARA | SignSchool Technologies LLC |
Bugs and requests
iSign Language
Not enough reviews yet to summarise bugs or requests.
SignSchool
Reported bugs
3 issues- Topics page not loading
- Repeated or incorrect signs in dictionary
- App crashing or freezing
Requested features
5 requests- Add ability to save/favorite words
- Implement quizzes and review features
- Provide more descriptions and explanations for signs
- Include LGBTQ+ and disability-related vocabulary
- Allow offline access to videos
In-app purchases
iSign Language
No in-app purchases
SignSchool
No in-app purchases
Questions
Is iSign Language free?
Is SignSchool free?
Do iSign Language or SignSchool have ads?
Which is updated more often, iSign Language or SignSchool?
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