# Datum vs Track Anything Journal

The clearest difference is in-app purchases: Track Anything Journal at none against Datum's 7. Track Anything Journal also leads on iOS requirement (15.0 vs 26.0). Datum's advantage is update cadence (every 2 days vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Datum sells 7 one-off in-app purchases. Track Anything Journal asks for nothing beyond the download.

Datum ships an update every 2 days, Track Anything Journal monthly. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Datum | Track Anything Journal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (3 ratings)](https://appshunter.io/ios/app/datum-private-data-tracker/id6784786088/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 98 MB | 32 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [EKPQA, LLC](https://appshunter.io/developer/383063546) | [Julia Afonso](https://appshunter.io/developer/1896718887) |

## What reviewers say

### Datum

[App page](https://appshunter.io/ios/app/datum-private-data-tracker/id6784786088)

This app allows you to track virtually anything, from daily habits to specific metrics, with customizable input methods and data visualization. It prioritizes user privacy by keeping all data on your device and offers extensive personalization options.

**Highlights:** Track anything with custom units, Multiple input styles (stepper, tally, dial), Bundle trackers into check-ins, Pre-made check-in templates, Customizable dashboard and charts, Attach photos, voice notes, and text, Integrates with Siri and Shortcuts

**Features:** Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calculated Fields | $7.99 | one-time |
| Attachments | $7.99 | one-time |
| Automations | $7.99 | one-time |
| Unlimited Trackers | $7.99 | one-time |
| Connected Trackers | $7.99 | one-time |
| Datum Pro | $19.99 | one-time |
| Early Adopter | $49.99 | one-time |


### Track Anything Journal

[App page](https://appshunter.io/ios/app/track-anything-journal/id6804500738)

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

**In-app purchases:** none


## Frequently asked questions

### Is Datum free?

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

### Is Track Anything Journal free?

Track Anything Journal is free to download, with no in-app purchases.

### Do Datum or Track Anything Journal have ads?

Neither Datum nor Track Anything Journal shows ads.

### Which is updated more often, Datum or Track Anything Journal?

Datum ships an update every 2 days, and Track Anything Journal monthly. Most recently, Datum was updated on October 2, 2026 and Track Anything Journal on October 12, 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.*