# 시그노 vs 치킨스탁

The clearest difference is in-app purchases: 시그노 at none against 치킨스탁's 3. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. 치킨스탁 sells 3 in-app purchases, starting at $0.99 per month. 시그노 asks for nothing beyond the download.

시그노 ships an update every 4 days, 치킨스탁 every 3 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | 시그노 | 치킨스탁 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | — | Freemium |
| Size | 27 MB | 68 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Signo Co., Ltd.](https://appshunter.io/developer/1896329422) | [Alpsoft Inc.](https://appshunter.io/developer/1666134506) |

## What reviewers say

### 시그노

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

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

**In-app purchases:** none


### 치킨스탁

[App page](https://appshunter.io/ios/app/id6778860512)

This AI-powered app provides in-depth stock research for both Korean and US markets. It offers AI-summarized news, valuation comparisons, stock screening, and insights into analyst consensus and institutional filings. Track market trends and events with a comprehensive calendar and sector map.

**Highlights:** AI-powered stock briefings, Stock valuation comparisons, Korean and US stock screener, Summarized DART and SEC filings, Analyst consensus tracking, Sector map analysis, Institutional holdings tracker, Market event calendar

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 플러스 월간 | $0.99 | per month |
| 플러스 월간 | $11.99 | per month |
| 플러스 연간 | $119.99 | per year |


## Frequently asked questions

### Is 시그노 free?

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

### Is 치킨스탁 free?

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

### Do 시그노 or 치킨스탁 have ads?

Neither 시그노 nor 치킨스탁 shows ads.

### Which is updated more often, 시그노 or 치킨스탁?

시그노 ships an update every 4 days, and 치킨스탁 every 3 days. Most recently, 시그노 was updated on October 31, 2026 and 치킨스탁 on November 5, 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.*