# Plankstar vs Mark

The clearest difference is review sentiment: Mark at 100% against Plankstar's 29%. Mark also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). Plankstar's advantage is monetization model (free with in-app purchases vs subscription). On price, in-app purchases, 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 and Mark sells 1 in-app purchase, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Plankstar ships an update every 3 months, Mark every 3 weeks. The most recent releases landed on October 18, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Plankstar | Mark |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (2 ratings)](https://appshunter.io/ios/app/plankstar-plank-workout-timer/id1607941164/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 28.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Subscription |
| Size | 107 MB | 60 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Youngwan Choi](https://appshunter.io/developer/468424676) | [Flowcraft](https://appshunter.io/developer/6797198864) |

## 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 |


### Mark

[App page](https://appshunter.io/ios/app/mark-intention-journal/id6797198862)

This app helps you track your daily actions against your stated goals. It uses AI to analyze your logs and provide feedback on whether your activities are moving you forward. Includes weekly reflections and a focus on intentional living without distractions.

**Highlights:** Set 3-7 daily directions, Log quick 'marks' throughout the day, AI analysis of marks for progress feedback, Weekly reflection summaries, No points, badges, or social features, Dark mode support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $9.99 | per month |


## Frequently asked questions

### Is Plankstar free?

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

### Is Mark free?

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

### Do Plankstar or Mark have ads?

Plankstar shows ads; Mark does not.

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

Plankstar ships an update every 3 months, and Mark every 3 weeks. Most recently, Plankstar was updated on October 18, 2026 and Mark on October 7, 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.*