# one40william vs ProspX

The clearest difference is ads: one40william at none against ProspX's shown. On price, update cadence, 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.

one40william ships an update every 3 weeks, ProspX monthly. Both last shipped on September 12, 2026.

## The numbers

| Metric | one40william | ProspX |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Every 3 weeks** | Monthly |
| Size | 112 MB | 60 MB |
| Requires iOS | **14.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Keyvision](https://appshunter.io/developer/1463031110) | [Propapp Pty Ltd](https://appshunter.io/developer/1724113828) |

## What reviewers say

### one40william

[App page](https://appshunter.io/ios/app/one40william/id1578892739)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### ProspX

[App page](https://appshunter.io/ios/app/prospx/id6499192850)

**In-app purchases:** none


## Frequently asked questions

### Is one40william free?

one40william is free to download, with no in-app purchases.

### Is ProspX free?

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

### Do one40william or ProspX have ads?

ProspX shows ads; one40william does not.

### Which is updated more often, one40william or ProspX?

one40william ships an update every 3 weeks, and ProspX monthly. Most recently, one40william was updated on September 12, 2026 and ProspX on September 12, 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.*