# Erosion 蚀 vs Split Long Image

The clearest difference is in-app purchases: Erosion 蚀 at none against Split Long Image's 1. Split Long Image's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 17.6). On price, update cadence and ads there is nothing between them.

Both are free to download. Split Long Image sells 1 one-off in-app purchase. Erosion 蚀 asks for nothing beyond the download.

Erosion 蚀 ships an update fortnightly, Split Long Image monthly. The most recent releases landed on November 9, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Erosion 蚀 | Split Long Image |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Size | 1 MB | 46 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [名哲 张](https://appshunter.io/developer/1879661087) | [hiroki kawamura](https://appshunter.io/developer/1613885005) |

## What reviewers say

### Erosion 蚀

[App page](https://appshunter.io/ios/app/erosion/id6761682068)

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

**In-app purchases:** none


### Split Long Image

[App page](https://appshunter.io/ios/app/split-long-image-print-to-a4/id6782598785)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All (Lifetime) | $17.99 | one-time |


## Frequently asked questions

### Is Erosion 蚀 free?

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

### Is Split Long Image free?

Split Long Image is free to download, with in-app purchases available.

### Do Erosion 蚀 or Split Long Image have ads?

Neither Erosion 蚀 nor Split Long Image shows ads.

### Which is updated more often, Erosion 蚀 or Split Long Image?

Erosion 蚀 ships an update fortnightly, and Split Long Image monthly. Most recently, Erosion 蚀 was updated on November 9, 2026 and Split Long Image on November 10, 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.*