# Plankstar vs KesselFIT

The clearest difference is rating: KesselFIT at 5.0 against Plankstar's 3.5. KesselFIT also leads on in-app purchases (none vs 3) and ads (none vs shown). On price, ratings volume, device support and iOS requirement there is nothing between them.

Both are free to download. Plankstar sells 3 in-app purchases, starting at $0.99 per month. KesselFIT asks for nothing beyond the download.

KesselFIT holds the better App Store score, 5.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Plankstar ships an update every 3 months, KesselFIT every 4 days. The most recent releases landed on October 18, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Plankstar | KesselFIT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/plankstar-plank-workout-timer/id1607941164/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/kesselfit/id6778656938/reviews)** |
| Number of ratings | **2** | 1 |
| Positive reviews | 28.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 4 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 107 MB | 41 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Youngwan Choi](https://appshunter.io/developer/468424676) | [ThreeLees LLC](https://appshunter.io/developer/6778656941) |

## What reviewers say

### Plankstar

[App page](https://appshunter.io/ios/app/plankstar-plank-workout-timer/id1607941164)

This app helps you track and improve your plank workouts with various timer modes, voice guidance, and detailed statistics. It automatically records your progress and allows you to share achievements. Unlock premium features and remove ads with an in-app purchase.

**Highlights:** Plank timer with goal, max time, and set modes, Voice guidance and sound effects, Automatic workout recording, Workout calendar and statistics, Customizable challenges, Apple Health integration, Social sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $0.99 | per month |
| Annual Premium | $3.99 | per year |
| Lifetime Premium | $19.99 | one-time |


### KesselFIT

[App page](https://appshunter.io/ios/app/kesselfit/id6778656938)

This fitness app offers a free, ad-free, and private experience for all fitness levels. Track workouts, log body measurements, create custom exercises, and monitor progress with detailed charts and photos. Connect with a community for motivation and accountability.

**Highlights:** Custom exercise creation, Body measurement tracking, Progress photo comparison, Workout plan builder, Community feed and Crews, Personal record tracking, Ad-free and private

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

**In-app purchases:** none


## Frequently asked questions

### Is Plankstar free?

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

### Is KesselFIT free?

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

### Which has better reviews, Plankstar or KesselFIT?

KesselFIT is rated higher. Plankstar averages 3.5 out of 5 from 2 ratings, while KesselFIT averages 5.0 from 1 ratings.

### Do Plankstar or KesselFIT have ads?

Plankstar shows ads; KesselFIT does not.

### Which is updated more often, Plankstar or KesselFIT?

Plankstar ships an update every 3 months, and KesselFIT every 4 days. Most recently, Plankstar was updated on October 18, 2026 and KesselFIT on October 16, 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.*