# Mastery vs TenK

The clearest difference is price: TenK at Free against Mastery's $1.99. Mastery's advantage is in-app purchases (none vs 3) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

TenK is free to download; Mastery costs $1.99 up front. TenK sells 3 in-app purchases, starting at $6.99 per month. Mastery asks for nothing beyond the download.

Mastery ships an update every 9 days, TenK every 2 months. The most recent releases landed on October 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Mastery | TenK |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tenk-skill-tracker/id6759447567/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 37 MB | 84 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Benny Jien](https://appshunter.io/developer/1850407151) | [Odin Solutions Lda](https://appshunter.io/developer/1878421565) |

## What reviewers say

### Mastery

[App page](https://appshunter.io/ios/app/mastery-skill-tracker/id6754836317)

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

**In-app purchases:** none


### TenK

[App page](https://appshunter.io/ios/app/tenk-skill-tracker/id6759447567)

This app helps you track your progress towards mastering any skill by logging your focused effort and predicting when you'll reach your goals. It provides clear data and visual proof of your growth, moving beyond gamified rewards to focus on real achievement.

**Highlights:** Log focused work sessions, Predict skill mastery dates, Track multiple skills, Visualize progress on 10,000-hour path, Measure real effort and growth

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription Package | $6.99 | per month |
| Yearly Discount Subscription | $29.99 | per year |
| Yearly Subscription Package | $49.99 | per year |


## Frequently asked questions

### Is Mastery free?

Mastery costs $1.99, with no in-app purchases.

### Is TenK free?

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

### Do Mastery or TenK have ads?

TenK shows ads; Mastery does not.

### Which is updated more often, Mastery or TenK?

Mastery ships an update every 9 days, and TenK every 2 months. Most recently, Mastery was updated on October 9, 2026 and TenK on September 23, 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.*