# Activity & Hours Tracker vs ChromaCal

The clearest difference is update cadence: ChromaCal at every 6 days against Activity & Hours Tracker's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Activity & Hours Tracker sells 2 in-app purchases, starting at $0.99 per month and ChromaCal sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Activity & Hours Tracker ships an update every 3 months, ChromaCal every 6 days. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Activity & Hours Tracker | ChromaCal |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 days** |
| Size | 12 MB | 2 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Saif Ullah Sajid](https://appshunter.io/developer/1527861472) | [Vibe2Viable LLC](https://appshunter.io/developer/1881705958) |

## What reviewers say

### Activity & Hours Tracker

[App page](https://appshunter.io/ios/app/activity-and-hours-tracker/id6753295210)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Activity Tracker Pro Monthly | $0.99 | per month |
| Activity Tracker Pro Yearly | $7.99 | per year |


### ChromaCal

[App page](https://appshunter.io/ios/app/chromacal/id6759931221)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ChromaCal Pro | $9.99 | one-time |


## Frequently asked questions

### Is Activity & Hours Tracker free?

Activity & Hours Tracker is free to download, with in-app purchases available.

### Is ChromaCal free?

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

### Do Activity & Hours Tracker or ChromaCal have ads?

Neither Activity & Hours Tracker nor ChromaCal shows ads.

### Which is updated more often, Activity & Hours Tracker or ChromaCal?

Activity & Hours Tracker ships an update every 3 months, and ChromaCal every 6 days. Most recently, Activity & Hours Tracker was updated on October 12, 2026 and ChromaCal on October 10, 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.*