# PaySim OOB App

> PaySim OOB App (iPhone/iPad app by mSIGNIA.)

- Source: https://appshunter.io/ios/app/paysim-oob-app/id1658803224 (this page in markdown: same URL + `.md`)
- Developer: [mSIGNIA](https://appshunter.io/developer/531752198)
- Category: Developer Tools, Education
- Price: Free
- Age rating: 4+
- Requires: iOS 11.0 · 18 MB
- Languages: English
- Released: 2023-01-26
- Data updated: 2026-07-08
- User reviews in markdown: https://appshunter.io/ios/app/paysim-oob-app/id1658803224/reviews.md

## What is PaySim OOB App?

mSIGNIA’s Payment Simulator (or PaySim) is a complete, end-to-end payment simulation platform for testing compliance and interoperability including enabling 3rd-party product demonstration for various payment initiatives such as EMV 3D-Secure versions 2.1 and 2.2, SCA, FIDO, and W3C related Web Authentication and Payment Request APIs.

The PaySim OOB App allows simulating Out Of Band (OOB) authentication with the PaySim Merchant app.


## Version history (last 1 release)

### 1.0 — 2023-01-26

No release notes.

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## More apps by mSIGNIA

- [PaySim Merchant](https://appshunter.io/ios/app/paysim-merchant/id1579105694)

All apps by mSIGNIA: https://appshunter.io/developer/531752198

## Related topics

[msignia](https://appshunter.io/ios/topics/msignia)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-08.*