# PB vs Form8

The clearest difference is update cadence: Form8 at every 2 days against PB's every 6 days. Form8 also leads on iOS requirement (17.0 vs 26.4). On price, ads, 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.

PB ships an update every 6 days, Form8 every 2 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | PB | Form8 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 days | **Every 2 days** |
| Size | 18 MB | 2 MB |
| Requires iOS | 26.4 | **17.0** |
| Devices | **iPhone, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PB-Runner](https://appshunter.io/developer/1896646554) | [Vincent Sonneveldt](https://appshunter.io/developer/6779338527) |

## What reviewers say

### PB

[App page](https://appshunter.io/ios/app/pb-runner/id6769277536)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Form8

[App page](https://appshunter.io/ios/app/form8-hybrid-training-plan/id6779338525)

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

**In-app purchases:** none


## Frequently asked questions

### Is PB free?

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

### Is Form8 free?

Form8 is free to download, with no in-app purchases.

### Do PB or Form8 have ads?

Neither PB nor Form8 shows ads.

### Which is updated more often, PB or Form8?

PB ships an update every 6 days, and Form8 every 2 days. Most recently, PB was updated on October 24, 2026 and Form8 on October 25, 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.*