# KJSR vs TXTdiff

The clearest difference is in-app purchases: KJSR at none against TXTdiff's 2. KJSR also leads on iOS requirement (15.6 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. TXTdiff sells 2 in-app purchases, starting at $14.99 per 6 months. KJSR asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 6, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | KJSR | TXTdiff |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 46 MB | 56 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [深圳市创艺慧云信息有限公司](https://appshunter.io/developer/1069607179) | [宇 鄢](https://appshunter.io/developer/1895890367) |

## What reviewers say

### KJSR

[App page](https://appshunter.io/ios/app/kjsr/id1168901858)

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

**In-app purchases:** none


### TXTdiff

[App page](https://appshunter.io/ios/app/txtdiff/id6764725456)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Semi-Annual with 7-Day Free Trial | $14.99 | per 6 months |
| Annual with 15-Day Free Trial | $19.99 | per year |


## Frequently asked questions

### Is KJSR free?

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

### Is TXTdiff free?

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

### Do KJSR or TXTdiff have ads?

Neither KJSR nor TXTdiff shows ads.

### Which is updated more often, KJSR or TXTdiff?

KJSR ships an update every 2 months, and TXTdiff every 2 months. Most recently, KJSR was updated on November 6, 2026 and TXTdiff on November 13, 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.*