# Terminology vs Dinosaur World Encyclopedia

The clearest difference is rating: Terminology at 4.7 against Dinosaur World Encyclopedia's 4.4. Terminology also leads on iOS requirement (18.0 vs 26.0). Dinosaur World Encyclopedia's advantage is device support (4 vs 2). On price, review sentiment, ratings volume and update cadence there is nothing between them.

Both are free to download. Terminology sells 2 in-app purchases, starting at $7.99 per year and Dinosaur World Encyclopedia sells 16 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Terminology holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 1.1K and 1.5K respectively. Written reviews split almost evenly too, at 71% and 72% positive.

Terminology ships an update every 4 weeks, Dinosaur World Encyclopedia monthly. Both last shipped on October 29, 2026.

## The numbers

| Metric | Terminology | Dinosaur World Encyclopedia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/terminology/id687798859/reviews)** | [4.4 (1.5K ratings)](https://appshunter.io/ios/app/dinosaur-world-encyclopedia/id892137108/reviews) |
| Number of ratings | 1.1K | **1.5K** |
| Positive reviews | 71.3% of reviews | **71.6% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 101 MB | 449 MB |
| Requires iOS | **18.0** | 26.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 9+ |
| Developer | [Agile Tortoise](https://appshunter.io/developer/331942785) | [WORLD OF DINOSAURS](https://appshunter.io/developer/1129870588) |

## What reviewers say

### Terminology

[App page](https://appshunter.io/ios/app/terminology/id687798859)

Explore the English language with this comprehensive tool. It offers dictionary and thesaurus functions, along with research capabilities to dive deeper into words and phrases. Extend its functionality with custom resources for web and app searches.

**Highlights:** Offline U.S. English dictionary, Synonyms, antonyms, and word relations, Customizable resources for web and app searches, Favorite and create term lists, Audio pronunciations, Wildcard and spelling suggestions, iCloud sync and backup

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro - Annual | $7.99 | per year |
| Lifetime | $29.99 | one-time |

**What reviewers like**

- 👍 Often used, helpful for finding words
- 🔍 Precise and detailed definitions
- 🔗 Integrates well with other apps and services
- 🔍 Comprehensive dictionary and thesaurus
- 💻 Works great on both iOS and macOS

**What reviewers complain about**

- 💰 Subscription model requires paying to remove ads
- 🔄 Functionality reduced in recent update
- 🔍 Some words missing from the dictionary
- 🔍 Clunky interface and navigation in latest version
- 🔍 Customization options behind paywall

**Reported bugs**

- Keyboard does not always appear when tapping search
- Crashes or freezes on some devices
- Difficulty adjusting volume for word pronunciations

**Requested features**

- Add ability to review and manage favorite words
- Implement quiz or flashcard features for learning new words
- Improve keyboard integration and shortcuts
- Add more comprehensive dictionary coverage
- Provide option to revert to previous app version


### Dinosaur World Encyclopedia

[App page](https://appshunter.io/ios/app/dinosaur-world-encyclopedia/id892137108)

Explore prehistoric times with detailed dinosaur information and interactive AR experiences. Discover fossils, learn about extinction, and see dinosaurs come to life in your environment. Ideal for educational projects or satisfying curiosity.

**Highlights:** 360-degree landscape views, Comprehensive dinosaur information, High-definition original illustrations, AR dinosaur experiences, Detailed infographics on fossils, A-Z dinosaur species list

**Features:** Family Sharing, Apple Watch app, iMessage stickers, Vision Pro support, iPhone Duo support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dinosaurs Directory Monthly | $1.99 | per month |
| Prehistoric Pack Monthly | $2.99 | per month |
| Prehistoric Pack Weekly | $4.99 | per 7 days |
| Prehistoric Pack Weekly | $4.99 | per 7 days |
| Dinosaurs Directory Yearly | $12.99 | per year |
| Prehistoric Pack Annual | $19.99 | per year |
| Prehistoric Pack Yearly | $19.99 | per year |
| Marine Reptiles | $0.99 | one-time |
| Leptoceratops | $19.99 | one-time |
| Utahraptor | $19.99 | one-time |
| Plesiopleurodon | $19.99 | one-time |
| Stenopterygius | $19.99 | one-time |
| Mosasaurus | $19.99 | one-time |
| Attenborosaurus | $19.99 | one-time |
| Tylosaurus | $19.99 | one-time |
| Prehistoric Packs | $49.99 | one-time |

**What reviewers like**

- 💎 Comprehensive dinosaur encyclopedia
- 🖼️ Beautiful and detailed illustrations
- 🔍 Informative and educational content
- 🎨 Ability to change app icon
- 🕹️ Engaging AR dinosaur feature

**What reviewers complain about**

- 💰 Subscription model locks content behind paywall
- 🗓️ Promised monthly updates to prehistoric pack not delivered
- 🔍 Difficult to navigate and find specific dinosaurs
- 🐛 Crashes and bugs reported by users
- 🔊 No option to mute background sounds

**Reported bugs**

- Prehistoric pack not updated monthly as advertised
- App crashing on launch for some users
- Dinosaur information pages displaying in wrong language
- Dinosaur images not displaying correctly

**Requested features**

- Add more dinosaurs, marine reptiles, and pterosaurs
- Restore location-based dinosaur directory feature
- Increase frequency of content updates
- Improve search and navigation functionality
- Allow muting of background sounds


## Frequently asked questions

### Is Terminology free?

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

### Is Dinosaur World Encyclopedia free?

Dinosaur World Encyclopedia is free to download, with in-app purchases available.

### Which has better reviews, Terminology or Dinosaur World Encyclopedia?

Terminology is rated higher. Terminology averages 4.7 out of 5 from 1.1K ratings, while Dinosaur World Encyclopedia averages 4.4 from 1.5K ratings.

### Do Terminology or Dinosaur World Encyclopedia have ads?

Neither Terminology nor Dinosaur World Encyclopedia shows ads.

### Which is updated more often, Terminology or Dinosaur World Encyclopedia?

Terminology ships an update every 4 weeks, and Dinosaur World Encyclopedia monthly. Most recently, Terminology was updated on October 29, 2026 and Dinosaur World Encyclopedia on October 29, 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.*