# SautoPay vs Korpay21

The clearest difference is update cadence: SautoPay at every 3 weeks against Korpay21's every 2 months. Korpay21's advantage is iOS requirement (13.0 vs 15.0). 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.

SautoPay ships an update every 3 weeks, Korpay21 every 2 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | SautoPay | Korpay21 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 35 MB | 24 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 17+ |
| Developer | [Sauto Tecnologia Ltda](https://appshunter.io/developer/1144468303) | [DI2S](https://appshunter.io/developer/647918064) |

## What reviewers say

### SautoPay

[App page](https://appshunter.io/ios/app/sautopay/id1623389742)

**Features:** Vision Pro support

**In-app purchases:** none


### Korpay21

[App page](https://appshunter.io/ios/app/korpay21/id6475006024)

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

**In-app purchases:** none


## Frequently asked questions

### Is SautoPay free?

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

### Is Korpay21 free?

Korpay21 is free to download, with no in-app purchases.

### Do SautoPay or Korpay21 have ads?

Neither SautoPay nor Korpay21 shows ads.

### Which is updated more often, SautoPay or Korpay21?

SautoPay ships an update every 3 weeks, and Korpay21 every 2 months. Most recently, SautoPay was updated on November 3, 2026 and Korpay21 on November 4, 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.*