# ChartQ vs EngStory

The clearest difference is in-app purchases: EngStory at none against ChartQ's 10. EngStory also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. ChartQ sells 10 in-app purchases, starting at $2.99 per month. EngStory asks for nothing beyond the download.

ChartQ ships an update every 6 days, EngStory every 5 days. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | ChartQ | EngStory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/chartq/id6740187028/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 6 days | **Every 5 days** |
| Monetization | Free with in-app purchases | — |
| Size | 86 MB | 77 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ChartQ Inc](https://appshunter.io/developer/1653514653) | [Mingu Jeon](https://appshunter.io/developer/1684291294) |

## What reviewers say

### ChartQ

[App page](https://appshunter.io/ios/app/chartq/id6740187028)

Master chart analysis with this app. Learn candlestick patterns, chart formations, and technical indicators through organized cards and interactive quizzes. Save favorites for quick review and apply your knowledge to stock, crypto, and options trading.

**Highlights:** Organized chart learning cards, Candlestick pattern recognition, Chart pattern analysis, Technical indicator explanations, Interactive OX chart quizzes, Bookmark favorite charts

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $2.99 | per month |
| Pro - 월 구독 | $34.99 | per month |
| Pro - 연 구독 | $349.00 | per year |
| 40Q | $0.99 | one-time |
| 120Q | $2.99 | one-time |
| 일회성 120Q | $3.99 | one-time |
| 300Q | $5.99 | one-time |
| 일회성 300Q | $6.99 | one-time |
| 650Q | $11.99 | one-time |
| 1300Q | $22.99 | one-time |


### EngStory

[App page](https://appshunter.io/ios/app/engstory/id6744103729)

**In-app purchases:** none


## Frequently asked questions

### Is ChartQ free?

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

### Is EngStory free?

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

### Do ChartQ or EngStory have ads?

ChartQ shows ads; EngStory does not.

### Which is updated more often, ChartQ or EngStory?

ChartQ ships an update every 6 days, and EngStory every 5 days. Most recently, ChartQ was updated on November 4, 2026 and EngStory 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.*