# FBBK vs Plank Studios

The clearest difference is update cadence: FBBK at every 3 weeks against Plank Studios's every 6 weeks. Plank Studios's advantage is device support (3 vs 1) and iOS requirement (14.0 vs 16.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

FBBK ships an update every 3 weeks, Plank Studios every 6 weeks. The most recent releases landed on September 23, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | FBBK | Plank Studios |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (79 ratings)](https://appshunter.io/ios/app/fbbk/id6463234757/reviews)** | — |
| Number of ratings | **79** | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Ad-supported | — |
| Size | 36 MB | 129 MB |
| Requires iOS | 16.0 | **14.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [FitBody by Krista](https://appshunter.io/developer/1441888917) | [Plank Katonah Inc.](https://appshunter.io/developer/1708598933) |

## What reviewers say

### FBBK

[App page](https://appshunter.io/ios/app/fbbk/id6463234757)

Access fitness class schedules, book your spot, and manage your personal information. Explore a variety of workout types including HIIT, Sculpt, Cycle, Strength, and Power.

**Highlights:** View class schedules, Book classes, Update personal information, HIIT workouts, Sculpt workouts, Cycle workouts, Strength workouts, Power workouts

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### Plank Studios

[App page](https://appshunter.io/ios/app/plank-studios-new-app/id6467410578)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is FBBK free?

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

### Is Plank Studios free?

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

### Do FBBK or Plank Studios have ads?

Both FBBK and Plank Studios show ads.

### Which is updated more often, FBBK or Plank Studios?

FBBK ships an update every 3 weeks, and Plank Studios every 6 weeks. Most recently, FBBK was updated on September 23, 2026 and Plank Studios on September 11, 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.*