# Keep Track vs Science Explorer

The clearest difference is in-app purchases: Science Explorer at none against Keep Track's 1. Science Explorer also leads on iOS requirement (15.1 vs 17.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Keep Track sells 1 one-off in-app purchase. Science Explorer asks for nothing beyond the download.

Keep Track ships an update every 2 weeks, Science Explorer every 9 days. The most recent releases landed on October 7, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Keep Track | Science Explorer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (28 ratings)](https://appshunter.io/ios/app/keep-track-daily-notebook/id1495273179/reviews)** | — |
| Number of ratings | **28** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 30 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dustin Wiens](https://appshunter.io/developer/1495273178) | [Dung Ba Nguyen](https://appshunter.io/developer/1886372549) |

## What reviewers say

### Keep Track

[App page](https://appshunter.io/ios/app/keep-track-daily-notebook/id1495273179)

This app allows you to log and monitor daily, weekly, or monthly activities, habits, and data. Visualize your progress with list, table, or calendar views, and use home screen widgets for quick access. Create custom notebooks for any tracking need.

**Highlights:** Daily, weekly, monthly tracking, Personal log, database, habit tracker, List, table, calendar views, Home screen widgets, Customizable notebooks, Streak stats, Year view

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Upgrade | $4.99 | one-time |


### Science Explorer

[App page](https://appshunter.io/ios/app/science-explorer/id6772375997)

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

**In-app purchases:** none


## Frequently asked questions

### Is Keep Track free?

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

### Is Science Explorer free?

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

### Do Keep Track or Science Explorer have ads?

Neither Keep Track nor Science Explorer shows ads.

### Which is updated more often, Keep Track or Science Explorer?

Keep Track ships an update every 2 weeks, and Science Explorer every 9 days. Most recently, Keep Track was updated on October 7, 2026 and Science Explorer on October 2, 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.*