# Paymentwall Authenticator vs Pelyn AI

The clearest difference is in-app purchases: Paymentwall Authenticator at none against Pelyn AI's 2. Paymentwall Authenticator also leads on iOS requirement (8.0 vs 15.1). Pelyn AI's advantage is update cadence (monthly vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. Pelyn AI sells 2 in-app purchases, starting at $19.99 per month. Paymentwall Authenticator asks for nothing beyond the download.

Paymentwall Authenticator ships an update every 2 months, Pelyn AI monthly. The most recent releases landed on October 3, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Paymentwall Authenticator | Pelyn AI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | — | Free with in-app purchases |
| Size | 23 MB | 62 MB |
| Requires iOS | **8.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Paymentwall](https://appshunter.io/developer/1012221142) | [datamond](https://appshunter.io/developer/1590954738) |

## What reviewers say

### Paymentwall Authenticator

[App page](https://appshunter.io/ios/app/paymentwall-authenticator/id1183167927)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pelyn AI

[App page](https://appshunter.io/ios/app/pelyn-ai-second-brain/id6748341308)

This app acts as your AI-powered second brain, automatically taking notes, summarizing meetings, and extracting action items. It also offers personalized AI coaching based on your personality and conversation content to help you grow.

**Highlights:** AI note-taking from recordings, Automatic meeting summarization, Action item extraction, Personalized AI coaching, Task management and habit tracking, Growth visualization and keyword analysis

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| Annual Subscription | $199.00 | per year |


## Frequently asked questions

### Is Paymentwall Authenticator free?

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

### Is Pelyn AI free?

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

### Do Paymentwall Authenticator or Pelyn AI have ads?

Neither Paymentwall Authenticator nor Pelyn AI shows ads.

### Which is updated more often, Paymentwall Authenticator or Pelyn AI?

Paymentwall Authenticator ships an update every 2 months, and Pelyn AI monthly. Most recently, Paymentwall Authenticator was updated on October 3, 2026 and Pelyn AI on October 9, 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.*