# Crypto, stock vs 시그노

The clearest difference is in-app purchases: 시그노 at none against Crypto, stock's 2. 시그노 also leads on update cadence (every 4 days vs every 3 weeks). Crypto, stock's advantage is iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Crypto, stock sells 2 in-app purchases, starting at $0.99 per 7 days. 시그노 asks for nothing beyond the download.

Crypto, stock ships an update every 3 weeks, 시그노 every 4 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | Crypto, stock | 시그노 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Size | 49 MB | 27 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [won choi](https://appshunter.io/developer/1659403932) | [Signo Co., Ltd.](https://appshunter.io/developer/1896329422) |

## What reviewers say

### Crypto, stock

[App page](https://appshunter.io/ios/app/crypto-stock-charting-skill/id6746440165)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Charting Skill Subscription 1w | $0.99 | per 7 days |
| Charting Skill Subscription 1m | $3.99 | per month |


### 시그노

[App page](https://appshunter.io/ios/app/ai/id6766830238)

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

**In-app purchases:** none


## Frequently asked questions

### Is Crypto, stock free?

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

### Is 시그노 free?

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

### Do Crypto, stock or 시그노 have ads?

Neither Crypto, stock nor 시그노 shows ads.

### Which is updated more often, Crypto, stock or 시그노?

Crypto, stock ships an update every 3 weeks, and 시그노 every 4 days. Most recently, Crypto, stock was updated on October 28, 2026 and 시그노 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.*