# Ultralingua vs Spanish Technical Dictionary

The clearest difference is price: Ultralingua at Free against Spanish Technical Dictionary's $17.99. Spanish Technical Dictionary's advantage is in-app purchases (none vs 10) and iOS requirement (15.0 vs 18.6). On update cadence, ads and device support there is nothing between them.

Ultralingua is free to download; Spanish Technical Dictionary costs $17.99 up front. Ultralingua sells 10 one-off in-app purchases. Spanish Technical Dictionary asks for nothing beyond the download.

Ultralingua ships an update every 4 months, Spanish Technical Dictionary every 5 months. The most recent releases landed on October 21, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Ultralingua | Spanish Technical Dictionary |
| --- | --- | --- |
| Price | **Free** | $17.99 |
| Rating | **[4.7 (392 ratings)](https://appshunter.io/ios/app/ultralingua/id512347062/reviews)** | — |
| Number of ratings | **392** | — |
| Positive reviews | 54.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | Free with in-app purchases | — |
| Size | 27 MB | 22 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ultralingua, Inc.](https://appshunter.io/developer/284677754) | [Edigeo srl](https://appshunter.io/developer/437235489) |

## What reviewers say

### Ultralingua

[App page](https://appshunter.io/ios/app/ultralingua/id512347062)

This app offers a comprehensive bilingual dictionary and verb conjugator with advanced search capabilities. Access a vast library of dictionaries from renowned publishers, with offline functionality and customizable display options. Perfect for language learners, travelers, and professionals needing quick and accurate translations.

**Highlights:** Advanced search with misspelling correction, Built-in verb conjugations for all tenses, Offline dictionary access, Favorites and history tracking, Customizable font and interface settings, Search across multiple dictionaries simultaneously

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| French Thesaurus | $2.99 | one-time |
| French Dictionary | $4.99 | one-time |
| Latin-English Dictionary | $5.99 | one-time |
| French-English Dictionary | $12.99 | one-time |
| Spanish-English Dictionary | $12.99 | one-time |
| German-English Dictionary | $12.99 | one-time |
| Italian-English Dictionary | $12.99 | one-time |
| Portuguese-English Dictionary | $12.99 | one-time |
| Vox Comprehensive Spanish Dictionary | $14.99 | one-time |
| Collins Spanish-English Dictionary | $17.99 | one-time |

**What reviewers like**

- 💯 Excellent dictionary with comprehensive content
- 👍 Easy to use and navigate
- 🔍 Convenient verb conjugations and example sentences
- 🔒 Offline functionality
- 🗂️ Consolidated dictionaries in one app

**What reviewers complain about**

- 🐛 Crashes and performance issues on newer iOS versions
- 🔀 Difficulty integrating previously purchased dictionaries
- 💰 Expensive for existing users to upgrade
- 📱 Layout and font issues on iPhone X and newer devices
- 🔍 Limited search functionality compared to competitors

**Reported bugs**

- Crashes on launch for some users
- Inability to restore previously purchased dictionaries
- Slow performance and lagging issues
- Incomplete or missing translations for some words

**Requested features**

- Add voice pronunciation for words
- Improve search to handle partial word inputs
- Integrate with language learning apps and services
- Offer more languages and dictionary options
- Provide better syncing between devices


### Spanish Technical Dictionary

[App page](https://appshunter.io/ios/app/spanish-technical-dictionary/id968266981)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ultralingua free?

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

### Is Spanish Technical Dictionary free?

Spanish Technical Dictionary costs $17.99, with no in-app purchases.

### Do Ultralingua or Spanish Technical Dictionary have ads?

Neither Ultralingua nor Spanish Technical Dictionary shows ads.

### Which is updated more often, Ultralingua or Spanish Technical Dictionary?

Ultralingua ships an update every 4 months, and Spanish Technical Dictionary every 5 months. Most recently, Ultralingua was updated on October 21, 2026 and Spanish Technical Dictionary on May 19, 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.*