# SignSchool vs SLSL Dictionary

The clearest difference is rating: SLSL Dictionary at 5.0 against SignSchool's 4.5. SLSL Dictionary also leads on review sentiment (100% vs 64%) and update cadence (every 5 days vs every 2 weeks). SignSchool's advantage is ratings volume (148 vs 2) and iOS requirement (12.0 vs 16.0). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SLSL Dictionary holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: SignSchool has 148 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 64% of SignSchool's written reviews are positive against 100% of SLSL Dictionary's.

SignSchool ships an update every 2 weeks, SLSL Dictionary every 5 days. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SignSchool | SLSL Dictionary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (148 ratings)](https://appshunter.io/ios/app/signschool/id1145529881/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/slsl-dictionary/id6445848879/reviews)** |
| Number of ratings | **148** | 2 |
| Positive reviews | 63.9% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 5 days** |
| Monetization | Free | Free |
| Size | 47 MB | 52 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SignSchool Technologies LLC](https://appshunter.io/developer/1145528110) | [Daniel Porteous](https://appshunter.io/developer/1531368370) |

## What reviewers say

### SignSchool

[App page](https://appshunter.io/ios/app/signschool/id1145529881)

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.

**Highlights:** ASL dictionary with thousands of signs, Categorized sign lessons, Slow-motion sign playback, Fingerspelling game, Sign of the Day

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Great app, very helpful
- 👍 Love the app, easy to use
- 💡 Lots of vocabulary and topics
- 👍 Good for beginners and refreshers
- 👍 Appreciate the free app

**What reviewers complain about**

- 🐛 Blank topics page, some features not working
- 🐛 Videos load slowly, hard to see signs
- 🐛 Missing common words in dictionary
- 🐛 Inconsistent or incorrect signs
- 🐛 Lack of context for sign usage

**Reported bugs**

- Topics page not loading
- Repeated or incorrect signs in dictionary
- App crashing or freezing

**Requested features**

- 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


### SLSL Dictionary

[App page](https://appshunter.io/ios/app/slsl-dictionary/id6445848879)

Learn Sri Lankan Sign Language with a comprehensive video dictionary. Access over 2,300 signs and 475 phrases, with detailed definitions and regional variants. Features include fingerspelling, customizable lists, and flashcards for effective learning.

**Highlights:** Extensive video library of signs and phrases, Fingerspelling for multiple alphabets, Multilingual support (English, Sinhala, Tamil), Detailed definitions and regional variants, Adjustable video playback speed, Customizable sign lists and flashcards, Offline access to downloaded content

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SignSchool free?

SignSchool is free to download, with no in-app purchases.

### Is SLSL Dictionary free?

SLSL Dictionary is free to download, with no in-app purchases.

### Which has better reviews, SignSchool or SLSL Dictionary?

SLSL Dictionary is rated higher. SignSchool averages 4.5 out of 5 from 148 ratings, while SLSL Dictionary averages 5.0 from 2 ratings.

### Do SignSchool or SLSL Dictionary have ads?

Neither SignSchool nor SLSL Dictionary shows ads.

### Which is updated more often, SignSchool or SLSL Dictionary?

SignSchool ships an update every 2 weeks, and SLSL Dictionary every 5 days. Most recently, SignSchool was updated on November 2, 2026 and SLSL Dictionary on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*