# Translate Professional vs UDictionary Translator

Translate Professional and UDictionary Translator both sit at 4.7 stars, but that hides the real split: 81% of Translate Professional's written reviews are positive against 59% of UDictionary Translator's. UDictionary Translator's advantage is iOS requirement (11.0 vs 15.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Translate Professional sells 10 one-off in-app purchases and UDictionary Translator sells 9 in-app purchases, starting at $2.49 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Translate Professional against 4.6 for UDictionary Translator. Both are backed by a comparable volume of ratings — 3.4K and 9.3K respectively. Written reviews are what separate them: 81% of Translate Professional's written reviews are positive against 59% of UDictionary Translator's.

Translate Professional ships an update every 2 weeks, UDictionary Translator fortnightly. Both last shipped on October 28, 2026.

## The numbers

| Metric | Translate Professional | UDictionary Translator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3.4K ratings)](https://appshunter.io/ios/app/translate-professional/id359354972/reviews)** | [4.6 (9.3K ratings)](https://appshunter.io/ios/app/udictionary-translator/id1319771553/reviews) |
| Number of ratings | 3.4K | **9.3K** |
| Positive reviews | **81.4% of reviews** | 58.8% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 weeks** | Fortnightly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 37 MB | 557 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | +12 |
| Developer | [Traduko AB](https://appshunter.io/developer/306582365) | [Youdao (Hong Kong) Limited](https://appshunter.io/developer/1319771552) |

## What reviewers say

### Translate Professional

[App page](https://appshunter.io/ios/app/translate-professional/id359354972)

Break down language barriers with instant text, photo, and voice translation across 63 languages. Access offline phrasebooks and enhance your learning with optional synthetic voices for authentic pronunciation.

**Highlights:** Instant text translation (63 languages), Photo text translation, Voice translation, Offline phrasebook, Synthetic voice downloads (in-app purchase)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $0.99 | one-time |
| Antonio | $2.99 | one-time |
| Heather | $2.99 | one-time |
| Laura | $2.99 | one-time |
| Maria | $2.99 | one-time |
| Rosa | $2.99 | one-time |
| Ryan | $2.99 | one-time |
| Tracy | $2.99 | one-time |
| Sakura | $2.99 | one-time |
| Lulu | $2.99 | one-time |

**What reviewers like**

- ⭐ Excellent translation quality
- 🔊 Helpful voice pronunciations
- 📚 Wide range of supported languages
- 🔍 Accurate word-level translations
- 🤝 Facilitates communication with non-English speakers

**What reviewers complain about**

- 💰 Paid features/voices required
- 📵 Requires internet connection
- 📤 Limited text input length
- 🔍 Struggles with complex sentences/idioms
- 💢 Intrusive ads and upsells

**Reported bugs**

- Voice downloads not working as expected
- Crashes or freezes on some devices
- Inconsistent translation quality across languages

**Requested features**

- Offline translation mode
- Expanded text input length
- Phonetic/romanized translations
- More language-specific customization
- Improved translation accuracy for complex phrases


### UDictionary Translator

[App page](https://appshunter.io/ios/app/udictionary-translator/id1319771553)

Translate text, voice, and images across 108 languages. This app offers a comprehensive dictionary with native examples and pronunciation guides. Premium features include camera translation, a translate keyboard, and offline mode for seamless communication.

**Highlights:** Text translation in 108 languages, Voice translation with 47 accents, Authoritative built-in dictionaries, Camera translation via photo, Translate Keyboard for in-app use, Offline translation mode

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| U Dictionary PRO | $2.49 | per 7 days |
| U Dictionary PRO-1 week | $4.99 | per 7 days |
| U Dictionary PRO-1 month | $5.99 | per month |
| U Dictionary PRO | $9.99 | per month |
| U-Dictionary PRO Monthly | $16.99 | per month |
| U Dictionary PRO-1 month | $16.99 | per month |
| U Dictionary PRO-1 year | $29.99 | per year |
| U Dictionary PRO-1 year | $56.99 | per year |
| U Dictionary PRO-1 year | $69.99 | per year |

**What reviewers like**

- ⭐ Excellent translation accuracy
- 🌐 Supports multiple languages
- 📚 Comprehensive dictionary with examples
- 🤖 Helpful text-to-speech feature
- 🔍 Useful scanning and translation capabilities

**What reviewers complain about**

- 💰 Excessive paywall and in-app purchases
- 🐛 Occasional translation failures or errors
- 🔌 Requires internet connection for full functionality
- 🕰️ Slow performance and lag at times
- 📱 Limited features in free version

**Reported bugs**

- Translation unavailable due to 'no internet connection' error when online
- Scanning feature not working consistently
- Keyboard translation not functioning properly
- App crashes or freezes unexpectedly

**Requested features**

- Offline mode for all translation features
- Customizable text-to-speech voice options
- Ability to save favorite words or translations
- More language support, especially for less common languages
- Improved grammar and sentence structure analysis


## Frequently asked questions

### Is Translate Professional free?

Translate Professional is free to download, with in-app purchases available.

### Is UDictionary Translator free?

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

### Which has better reviews, Translate Professional or UDictionary Translator?

Translate Professional is rated higher. Translate Professional averages 4.7 out of 5 from 3.4K ratings, while UDictionary Translator averages 4.6 from 9.3K ratings.

### Do Translate Professional or UDictionary Translator have ads?

Both Translate Professional and UDictionary Translator show ads.

### Which is updated more often, Translate Professional or UDictionary Translator?

Translate Professional ships an update every 2 weeks, and UDictionary Translator fortnightly. Most recently, Translate Professional was updated on October 28, 2026 and UDictionary Translator on October 28, 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.*