# ASL Translator vs Optimem

The clearest difference is price: Optimem at Free against ASL Translator's $4.99. Optimem also leads on rating (4.7 vs 4.1) and update cadence (monthly vs every 4 months). ASL Translator's advantage is chart position (#143 vs unranked). On ratings volume, ads, in-app purchases and device support there is nothing between them.

Optimem is free to download; ASL Translator costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Optimem holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 87 and 30 respectively. Written reviews point the same way: 69% of ASL Translator's written reviews are positive against 80% of Optimem's.

ASL Translator ships an update every 4 months, Optimem monthly. The most recent releases landed on September 22, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | ASL Translator | Optimem |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | [4.1 (87 ratings)](https://appshunter.io/ios/app/asl-translator/id421784745/reviews) | **[4.7 (30 ratings)](https://appshunter.io/ios/app/optimem-smart-flashcards/id1574383108/reviews)** |
| Number of ratings | **87** | 30 |
| Positive reviews | 69.0% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Paid | **Free** |
| Best chart rank | **#143** | — |
| Size | 320 MB | 54 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Software Studios LLC](https://appshunter.io/developer/425694308) | [Organic Software LLC](https://appshunter.io/developer/1574383110) |

## What reviewers say

### ASL Translator

[App page](https://appshunter.io/ios/app/asl-translator/id421784745)

**Currently charting:** #143 Top Paid · Education (US App Store)

This app translates English text into American Sign Language (ASL) videos, offering real-time sign generation for over 30,000 words and 1,400 idioms. It also provides a library of 110 common ASL phrases with video demonstrations, all without requiring an internet connection.

**Highlights:** Text-to-sign video generation, Over 30,000 words translated, 1,400+ idioms and phrases, Seamless sign connectivity, 110 common ASL phrases, Offline functionality

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Great for learning ASL
- 👍 Helpful for communication
- 👍 Useful for beginners
- 👍 Good for memorizing scriptures
- 👍 Quick lookups for signs

**What reviewers complain about**

- 👎 Low quality videos
- 👎 Messy app design
- 👎 Incorrect text to sign translation
- 👎 Too many finger spellings
- 👎 Videos don't show word being signed

**Reported bugs**

- App suddenly stopped working
- App is always freezing
- Text to sign part not working
- Videos are choppy
- App won't open, needs update

**Requested features**

- Ability to watch in slow motion
- Favorites section for personalized sentences
- Memory game for learning
- Larger print for text box
- ASL word order option


### Optimem

[App page](https://appshunter.io/ios/app/optimem-smart-flashcards/id1574383108)

Master any subject quickly with science-backed flashcards. Learn in short, engaging sessions using spaced repetition and multimedia support. Track your progress and customize your study experience with a simple, distraction-free interface.

**Highlights:** Bite-sized learning sessions, Spaced repetition system, Multimedia flashcard support, Progress tracking and stats, Customizable study settings, Dark mode, Content creation and sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is ASL Translator free?

ASL Translator costs $4.99, with no in-app purchases.

### Is Optimem free?

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

### Which has better reviews, ASL Translator or Optimem?

Optimem is rated higher. ASL Translator averages 4.1 out of 5 from 87 ratings, while Optimem averages 4.7 from 30 ratings.

### Do ASL Translator or Optimem have ads?

Neither ASL Translator nor Optimem shows ads.

### Which is updated more often, ASL Translator or Optimem?

ASL Translator ships an update every 4 months, and Optimem monthly. Most recently, ASL Translator was updated on September 22, 2026 and Optimem on September 17, 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.*