# CalcTrack vs SmartCalc+ Science Calculator

The clearest difference is in-app purchases: CalcTrack at none against SmartCalc+ Science Calculator's 2. CalcTrack also leads on ads (none vs shown) and update cadence (every 9 days vs every 5 weeks). On price and device support there is nothing between them.

Both are free to download. SmartCalc+ Science Calculator sells 2 in-app purchases, starting at $0.99 per 7 days. CalcTrack asks for nothing beyond the download.

CalcTrack ships an update every 9 days, SmartCalc+ Science Calculator every 5 weeks. The most recent releases landed on September 18, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | CalcTrack | SmartCalc+ Science Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 9 days** | Every 5 weeks |
| Size | 1 MB | 9 MB |
| Requires iOS | **13.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Barkin Sungu](https://appshunter.io/developer/1643891581) | [Retenica SP Z.O.O](https://appshunter.io/developer/1715674718) |

## What reviewers say

### CalcTrack

[App page](https://appshunter.io/ios/app/calctrack/id6469319850)

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartCalc+ Science Calculator

[App page](https://appshunter.io/ios/app/smartcalc-plus-science-calculator/id6483847331)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Access | $0.99 | per 7 days |
| Annual Premium Access | $9.99 | per year |


## Frequently asked questions

### Is CalcTrack free?

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

### Is SmartCalc+ Science Calculator free?

SmartCalc+ Science Calculator is free to download, with in-app purchases available.

### Do CalcTrack or SmartCalc+ Science Calculator have ads?

SmartCalc+ Science Calculator shows ads; CalcTrack does not.

### Which is updated more often, CalcTrack or SmartCalc+ Science Calculator?

CalcTrack ships an update every 9 days, and SmartCalc+ Science Calculator every 5 weeks. Most recently, CalcTrack was updated on September 18, 2026 and SmartCalc+ Science Calculator on September 14, 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.*