# Readback vs BZSTK App

The clearest difference is update cadence: BZSTK App at weekly against Readback's monthly. Readback's advantage is iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Readback ships an update monthly, BZSTK App weekly. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Readback | BZSTK App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Size | 51 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Dinnova AG](https://appshunter.io/developer/1557907125) | [Martin Tschanun](https://appshunter.io/developer/1856565793) |

## What reviewers say

### Readback

[App page](https://appshunter.io/ios/app/readback/id6751527692)

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

**In-app purchases:** none


### BZSTK App

[App page](https://appshunter.io/ios/app/bzstk-app/id6755821561)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Readback free?

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

### Is BZSTK App free?

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

### Do Readback or BZSTK App have ads?

Neither Readback nor BZSTK App shows ads.

### Which is updated more often, Readback or BZSTK App?

Readback ships an update monthly, and BZSTK App weekly. Most recently, Readback was updated on October 9, 2026 and BZSTK App on October 14, 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.*