# World Words vs CBT Trainer

World Words and CBT Trainer both sit at 5.0 stars, but that hides the real split: 86% of World Words's written reviews are positive against 0% of CBT Trainer's. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. World Words sells 3 in-app purchases, starting at $0.99 per month and CBT Trainer sells 4 in-app purchases, starting at $19.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for World Words against 5.0 for CBT Trainer. Both are backed by a comparable volume of ratings — 5 and 4 respectively. Written reviews are what separate them: 86% of World Words's written reviews are positive against 0% of CBT Trainer's.

World Words ships an update every 4 weeks, CBT Trainer monthly. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | World Words | CBT Trainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/world-words/id1670569128/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/cbt-trainer/id6470683804/reviews) |
| Number of ratings | **5** | 4 |
| Positive reviews | **85.7% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 90 MB | 6 MB |
| Requires iOS | **15.3** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Uliana Gritchina](https://appshunter.io/developer/1619495556) | [Soy Educational Technologies Limited](https://appshunter.io/developer/1714001693) |

## What reviewers say

### World Words

[App page](https://appshunter.io/ios/app/world-words/id1670569128)

Master foreign vocabulary with personalized flashcards and interactive tests. Contribute to a global learning community by sharing and discovering new words. Practice daily with home screen widgets.

**Highlights:** Create custom flashcards, Take knowledge consolidation tests, Learn words from a global community, Share vocabulary with others, Use home screen widgets for daily practice

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| World Words Premium | $0.99 | per month |
| World Words Premium Annual | $9.99 | per year |
| Add 100 cards | $0.69 | one-time |


### CBT Trainer

[App page](https://appshunter.io/ios/app/cbt-trainer/id6470683804)

This AI-driven platform offers realistic virtual patient interactions for therapists in training. It provides real-time feedback aligned with CBT competency frameworks, helping users improve assessment and clinical skills in a judgment-free environment. Practice anytime, anywhere with a variety of virtual patient scenarios.

**Highlights:** AI virtual patients for various conditions, Supports CBT, DBT, ACT modalities, Real-time feedback on competency, Voice and text interaction, Judgment-free practice environment, Develop essential clinical skills

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium Promo | $19.99 | per month |
| Monthly Premium | $29.99 | per month |
| Yearly Premium Promo | $49.99 | per year |
| Yearly Premium | $199.99 | per year |


## Frequently asked questions

### Is World Words free?

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

### Is CBT Trainer free?

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

### Which has better reviews, World Words or CBT Trainer?

World Words and CBT Trainer are both rated 5.0 out of 5 on the App Store, from 5 and 4 ratings respectively.

### Do World Words or CBT Trainer have ads?

Neither World Words nor CBT Trainer shows ads.

### Which is updated more often, World Words or CBT Trainer?

World Words ships an update every 4 weeks, and CBT Trainer monthly. Most recently, World Words was updated on October 15, 2026 and CBT Trainer on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*