# Productivity Challenge Timer vs SkillTracker One

The clearest difference is rating: Productivity Challenge Timer at 4.8 against SkillTracker One's 4.0. Productivity Challenge Timer also leads on review sentiment (95% vs 67%) and ratings volume (210 vs 13). SkillTracker One's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Productivity Challenge Timer sells 1 one-off in-app purchase and SkillTracker One sells 5 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

Productivity Challenge Timer holds the better App Store score, 4.8 against 4.0. That said, the two scores are not equally well evidenced: Productivity Challenge Timer has 210 ratings behind it against 13, so its average is the more settled of the two. Written reviews point the same way: 95% of Productivity Challenge Timer's written reviews are positive against 67% of SkillTracker One's.

Productivity Challenge Timer ships an update every 3 months, SkillTracker One every 3 weeks. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Productivity Challenge Timer | SkillTracker One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (210 ratings)](https://appshunter.io/ios/app/productivity-challenge-timer/id1117766356/reviews)** | [4.0 (13 ratings)](https://appshunter.io/ios/app/skilltracker-one/id1661588250/reviews) |
| Number of ratings | **210** | 13 |
| Positive reviews | **95.1% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 25 MB | 14 MB |
| Requires iOS | 15.6 | **15.4** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 9+ | 4+ |
| Developer | [Vladimir Jovanovic](https://appshunter.io/developer/1117368400) | [Steven Sullivan](https://appshunter.io/developer/1661588252) |

## What reviewers say

### Productivity Challenge Timer

[App page](https://appshunter.io/ios/app/productivity-challenge-timer/id1117766356)

This app gamifies productivity by challenging users to work harder and track their habits. Earn ranks, unlock achievements, and monitor your work patterns over time to identify peak productivity periods. It focuses on intense work sessions and detailed time tracking for projects.

**Highlights:** Gamified productivity challenges, Rank and achievement system, Detailed work habit tracking, Project-specific time logging, Focus on uninterrupted work sessions, Productivity analytics by day/hour

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro mode | $8.99 | one-time |

**What reviewers like**

- 🚀 Efficient and reliable
- 👍 Intuitive and user-friendly
- 💡 Gamified approach motivates users
- 📊 Comprehensive statistics and tracking
- 🤖 Snarky and humorous personality

**What reviewers complain about**

- 🔊 Disruptive ads in free version
- 🔔 Overly aggressive notifications
- 🔒 Lack of cloud sync/backup
- 🕰️ Inability to pause or extend sessions

**Reported bugs**

- Occasional sound issues
- Slow loading of historical data
- Inconsistencies between iOS and Android versions

**Requested features**

- Apple Watch support
- Customizable timer durations
- Ability to add notes to sessions
- Weekend/holiday mode to avoid demotions
- More advanced goal-tracking and analytics


### SkillTracker One

[App page](https://appshunter.io/ios/app/skilltracker-one/id1661588250)

Log your progress in hobbies and skills to gain insights and unlock achievements. This app offers a gamified experience to help you improve and reach mastery. Back up your data seamlessly with iCloud.

**Highlights:** Track any hobby or skill, Automated insights and charts, Earn achievements and level up, iCloud backups for seamless syncing, Gamified progress tracking, Personal goal setting

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access | $6.99 | per month |
| Annual Access – Save 53% | $39.99 | per year |
| Monthly Access | $6.99 | one-time |
| Annual Access – Save 53% | $39.99 | one-time |
| Lifetime Unlock | $249.99 | one-time |


## Frequently asked questions

### Is Productivity Challenge Timer free?

Productivity Challenge Timer is free to download, with in-app purchases available.

### Is SkillTracker One free?

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

### Which has better reviews, Productivity Challenge Timer or SkillTracker One?

Productivity Challenge Timer is rated higher. Productivity Challenge Timer averages 4.8 out of 5 from 210 ratings, while SkillTracker One averages 4.0 from 13 ratings.

### Do Productivity Challenge Timer or SkillTracker One have ads?

Neither Productivity Challenge Timer nor SkillTracker One shows ads.

### Which is updated more often, Productivity Challenge Timer or SkillTracker One?

Productivity Challenge Timer ships an update every 3 months, and SkillTracker One every 3 weeks. Most recently, Productivity Challenge Timer was updated on October 7, 2026 and SkillTracker One on September 29, 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.*