# 20 vs Chartle

The clearest difference is in-app purchases: 20 at none against Chartle's 1. Chartle's advantage is update cadence (every 2 days vs every 4 months). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Chartle sells 1 in-app purchase, starting at $6.99 per 7 days. 20 asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for 20 against 4.9 for Chartle. Both are backed by a comparable volume of ratings — 94 and 40 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

20 ships an update every 4 months, Chartle every 2 days. The most recent releases landed on October 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | 20 | Chartle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (94 ratings)](https://appshunter.io/ios/app/20-minute-trader/id6756191455/reviews) | [4.9 (40 ratings)](https://appshunter.io/ios/app/chartle-candlestick-patterns/id6798367721/reviews) |
| Number of ratings | **94** | 40 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | **Free** | Freemium |
| Size | 82 MB | 64 MB |
| Requires iOS | 16.4 | **15.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [20-Minute Trader LLC](https://appshunter.io/developer/1859013615) | [Buffalo Studio](https://appshunter.io/developer/6798367813) |

## What reviewers say

### 20

[App page](https://appshunter.io/ios/app/20-minute-trader/id6756191455)

Learn simple trading patterns and develop confidence through short daily routines and guided lessons. Access live mentoring, a supportive community, and a library of recordings to master trading skills without extensive study.

**Highlights:** Learn clear, repeatable trading patterns, Live mentoring sessions with experienced traders, Supportive community for traders, Library of session recordings, Practice and review tools for pattern recognition

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

**In-app purchases:** none


### Chartle

[App page](https://appshunter.io/ios/app/chartle-candlestick-patterns/id6798367721)

Learn to interpret stock price charts through interactive quizzes. Practice identifying and predicting outcomes of various candlestick patterns using real historical market data. Build a daily habit of chart analysis to improve your trading understanding.

**Highlights:** Interactive chart pattern quizzes, Real historical market data, Pattern outcome prediction, Daily challenges and streaks, Progress tracking with mastery ring, Lessons on pattern formation and failure

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Chartle Pro | $6.99 | per 7 days |


## Frequently asked questions

### Is 20 free?

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

### Is Chartle free?

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

### Which has better reviews, 20 or Chartle?

20 and Chartle are both rated 4.9 out of 5 on the App Store, from 94 and 40 ratings respectively.

### Do 20 or Chartle have ads?

Neither 20 nor Chartle shows ads.

### Which is updated more often, 20 or Chartle?

20 ships an update every 4 months, and Chartle every 2 days. Most recently, 20 was updated on October 18, 2026 and Chartle on October 8, 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.*