# Dictionary & Translator vs OS Revision

The clearest difference is in-app purchases: OS Revision at none against Dictionary & Translator's 8. OS Revision also leads on ads (none vs shown) and update cadence (every 5 days vs fortnightly). Dictionary & Translator's advantage is iOS requirement (15.0 vs 26.2). On price and device support there is nothing between them.

Both are free to download. Dictionary & Translator sells 8 in-app purchases, starting at $1.99 per month. OS Revision asks for nothing beyond the download.

Dictionary & Translator ships an update fortnightly, OS Revision every 5 days. The most recent releases landed on October 31, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Dictionary & Translator | OS Revision |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (13K ratings)](https://appshunter.io/ios/app/dictionary-and-translator/id475211454/reviews)** | — |
| Number of ratings | **13K** | — |
| Positive reviews | 84.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 24 MB | 19 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Bravolol Limited](https://appshunter.io/developer/449112802) | [Ho Long Chung](https://appshunter.io/developer/1896427166) |

## What reviewers say

### Dictionary & Translator

[App page](https://appshunter.io/ios/app/dictionary-and-translator/id475211454)

Access trusted definitions, thesaurus, and pronunciations for numerous languages. Translate text and images offline or online, and enhance your learning with vocabulary challenges and grammar checking.

**Highlights:** Offline dictionary and thesaurus, Cross-cultural text and image translation, Vocabulary challenges and grammar checking, Pronunciation guides (British & American English), Personalized notes and bookmark organization, Dark mode and customization options

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Premium | $1.99 | per month |
| Upgrade to Premium | $2.99 | per month |
| Remove Ads | $5.99 | per year |
| Upgrade to Premium | $7.99 | per 6 months |
| Upgrade to Premium | $9.99 | per year |
| Unlock all Features | $9.99 | per year |
| Upgrade to Premium | $24.99 | per year |
| Lifetime Premium | $69.99 | one-time |

**What reviewers like**

- ⭐ Great app
- 🚀 Easy to use
- 👍 Helpful and useful
- 🎉 Awesome
- 💯 Excellent

**What reviewers complain about**

- 🔍 Limited word coverage
- 💸 Expensive subscription
- 📢 Too many ads
- 🐛 Crashes and freezes
- 🔄 Frequent update prompts

**Reported bugs**

- Incorrect translations for some words
- Pronunciation issues for certain languages
- Bookmark/history features not working properly

**Requested features**

- Add more example sentences
- Include gender/article information for words
- Improve offline functionality
- Add more specialized vocabulary
- Provide a clear history/bookmark management


### OS Revision

[App page](https://appshunter.io/ios/app/os-revision/id6767216142)

**In-app purchases:** none


## Frequently asked questions

### Is Dictionary & Translator free?

Dictionary & Translator is free to download, with in-app purchases available.

### Is OS Revision free?

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

### Do Dictionary & Translator or OS Revision have ads?

Dictionary & Translator shows ads; OS Revision does not.

### Which is updated more often, Dictionary & Translator or OS Revision?

Dictionary & Translator ships an update fortnightly, and OS Revision every 5 days. Most recently, Dictionary & Translator was updated on October 31, 2026 and OS Revision on October 24, 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.*