# SmartCalc+ Science Calculator vs OriginCalc

The clearest difference is in-app purchases: OriginCalc at none against SmartCalc+ Science Calculator's 2. OriginCalc also leads on ads (none vs shown) and update cadence (every 9 days vs every 5 weeks). SmartCalc+ Science Calculator's advantage is iOS requirement (16.6 vs 18.2). 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. OriginCalc asks for nothing beyond the download.

SmartCalc+ Science Calculator ships an update every 5 weeks, OriginCalc every 9 days. The most recent releases landed on November 4, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SmartCalc+ Science Calculator | OriginCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 9 days** |
| Size | 9 MB | 4 MB |
| Requires iOS | **16.6** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Retenica SP Z.O.O](https://appshunter.io/developer/1715674718) | [Yusaku Akimioto](https://appshunter.io/developer/1828632352) |

## What reviewers say

### 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 |


### OriginCalc

[App page](https://appshunter.io/ios/app/origincalc/id6749050876)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartCalc+ Science Calculator free?

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

### Is OriginCalc free?

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

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

SmartCalc+ Science Calculator shows ads; OriginCalc does not.

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

SmartCalc+ Science Calculator ships an update every 5 weeks, and OriginCalc every 9 days. Most recently, SmartCalc+ Science Calculator was updated on November 4, 2026 and OriginCalc on October 28, 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.*