# 标注画笔 vs StepSnap

The clearest difference is in-app purchases: 标注画笔 at none against StepSnap's 3. 标注画笔 also leads on device support (3 vs 1). StepSnap's advantage is ads (none vs shown) and update cadence (every 2 weeks vs monthly). On price and iOS requirement there is nothing between them.

Both are free to download. StepSnap sells 3 in-app purchases, starting at $2.95 per month. 标注画笔 asks for nothing beyond the download.

标注画笔 ships an update monthly, StepSnap every 2 weeks. The most recent releases landed on October 25, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | 标注画笔 | StepSnap |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 2 weeks** |
| Size | 86 MB | 2 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [小军 王](https://appshunter.io/developer/1343888593) | [佳伟 蔡](https://appshunter.io/developer/1801859662) |

## What reviewers say

### 标注画笔

[App page](https://appshunter.io/ios/app/id1455756760)

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

**In-app purchases:** none


### StepSnap

[App page](https://appshunter.io/ios/app/stepsnap/id6748882319)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StepSnap Premium Monthly | $2.95 | per month |
| Premium Quarterly | $6.95 | per 3 months |
| StepSnap Premium Yearly | $19.95 | per year |


## Frequently asked questions

### Is 标注画笔 free?

标注画笔 is free to download, with no in-app purchases.

### Is StepSnap free?

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

### Do 标注画笔 or StepSnap have ads?

标注画笔 shows ads; StepSnap does not.

### Which is updated more often, 标注画笔 or StepSnap?

标注画笔 ships an update monthly, and StepSnap every 2 weeks. Most recently, 标注画笔 was updated on October 25, 2026 and StepSnap on October 11, 2026.

---

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