# NEUROPAY vs KeyTransact

The clearest difference is device support: NEUROPAY at 3 against KeyTransact's 1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

NEUROPAY ships an update weekly, KeyTransact every 2 weeks. Both last shipped on October 28, 2026.

## The numbers

| Metric | NEUROPAY | KeyTransact |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 2 weeks |
| Size | 28 MB | 63 MB |
| Requires iOS | **15.6** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [C4D TECHNOLOGY LIMITED](https://appshunter.io/developer/1747714719) | [KeyInventions LLC](https://appshunter.io/developer/6776918079) |

## What reviewers say

### NEUROPAY

[App page](https://appshunter.io/ios/app/neuropay/id6756405908)

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

**In-app purchases:** none


### KeyTransact

[App page](https://appshunter.io/ios/app/keytransact-payments/id6776918943)

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

**In-app purchases:** none


## Frequently asked questions

### Is NEUROPAY free?

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

### Is KeyTransact free?

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

### Do NEUROPAY or KeyTransact have ads?

Neither NEUROPAY nor KeyTransact shows ads.

### Which is updated more often, NEUROPAY or KeyTransact?

NEUROPAY ships an update weekly, and KeyTransact every 2 weeks. Most recently, NEUROPAY was updated on October 28, 2026 and KeyTransact on October 28, 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.*