# PSE vs OtherPay Duo

The clearest difference is in-app purchases: OtherPay Duo at none against PSE's 2. OtherPay Duo also leads on update cadence (weekly vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. PSE sells 2 in-app purchases, starting at $47.00 per year. OtherPay Duo asks for nothing beyond the download.

PSE ships an update every 2 months, OtherPay Duo weekly. The most recent releases landed on October 9, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | PSE | OtherPay Duo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 51 MB | 59 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Alan,James ANDERSON](https://appshunter.io/developer/1808876453) | [Otherpay Pty Ltd](https://appshunter.io/developer/1836346263) |

## What reviewers say

### PSE

[App page](https://appshunter.io/ios/app/pse/id6744682932)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Boom Bust Bulletin | $47.00 | per year |
| PSE Member | $119.99 | per month |


### OtherPay Duo

[App page](https://appshunter.io/ios/app/otherpay-duo/id6751705630)

**In-app purchases:** none


## Frequently asked questions

### Is PSE free?

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

### Is OtherPay Duo free?

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

### Do PSE or OtherPay Duo have ads?

Neither PSE nor OtherPay Duo shows ads.

### Which is updated more often, PSE or OtherPay Duo?

PSE ships an update every 2 months, and OtherPay Duo weekly. Most recently, PSE was updated on October 9, 2026 and OtherPay Duo on October 3, 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.*