# Plank vs Plankstar

The clearest difference is rating: Plank at 4.8 against Plankstar's 3.5. Plank also leads on in-app purchases (none vs 3) and review sentiment (61% vs 29%). On price, update cadence, ads and device support there is nothing between them.

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

Plank holds the better App Store score, 4.8 against 3.5. That said, the two scores are not equally well evidenced: Plank has 69 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 61% of Plank's written reviews are positive against 29% of Plankstar's.

Both ship on a similar rhythm, roughly every 3 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Plank | Plankstar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (69 ratings)](https://appshunter.io/ios/app/plank-30-day-challenge/id1255037496/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/plankstar-plank-workout-timer/id1607941164/reviews) |
| Number of ratings | **69** | 2 |
| Positive reviews | **61.3% of reviews** | 28.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 months | Every 3 months |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 24 MB | 110 MB |
| Requires iOS | **16.6** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Intersect](https://appshunter.io/developer/641416964) | [Youngwan Choi](https://appshunter.io/developer/468424676) |

## What reviewers say

### Plank

[App page](https://appshunter.io/ios/app/plank-30-day-challenge/id1255037496)

This app guides you through a 30-day plank challenge, tracking your progress daily. It offers a countdown timer, achievement management, and a count-up mode for advanced users. It also estimates active energy burned during workouts.

**Highlights:** Daily plank countdown, Achievement day tracking, Plank count-up mode, Active energy calculation, Apple Health integration

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Plank free?

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

### Is Plankstar free?

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

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

Plank is rated higher. Plank averages 4.8 out of 5 from 69 ratings, while Plankstar averages 3.5 from 2 ratings.

### Do Plank or Plankstar have ads?

Both Plank and Plankstar show ads.

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

Plank ships an update every 3 months, and Plankstar every 3 months. Most recently, Plank was updated on October 24, 2026 and Plankstar on October 30, 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.*