# Calculator Keyboard vs StarTrack

The clearest difference is in-app purchases: StarTrack at none against Calculator Keyboard's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Calculator Keyboard sells 1 one-off in-app purchase. StarTrack asks for nothing beyond the download.

Calculator Keyboard ships an update weekly, StarTrack every 4 days. The most recent releases landed on October 3, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Calculator Keyboard | StarTrack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Size | 1 MB | 1 MB |
| Requires iOS | 17.6 | 17.6 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ryunosuke Karimata](https://appshunter.io/developer/1871969813) | [Noppadon Sukpracha](https://appshunter.io/developer/1895019820) |

## What reviewers say

### Calculator Keyboard

[App page](https://appshunter.io/ios/app/calculator-keyboard-calkey/id6758283103)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $2.99 | one-time |


### StarTrack

[App page](https://appshunter.io/ios/app/startrack-last-time-tracker/id6762804344)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Calculator Keyboard free?

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

### Is StarTrack free?

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

### Do Calculator Keyboard or StarTrack have ads?

Neither Calculator Keyboard nor StarTrack shows ads.

### Which is updated more often, Calculator Keyboard or StarTrack?

Calculator Keyboard ships an update weekly, and StarTrack every 4 days. Most recently, Calculator Keyboard was updated on October 3, 2026 and StarTrack 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.*