# Qedra vs Arctic Calculator (Science)

The clearest difference is ads: Arctic Calculator (Science) at none against Qedra's shown. Arctic Calculator (Science) also leads on update cadence (every 2 days vs every 2 weeks) and iOS requirement (16.4 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Qedra ships an update every 2 weeks, Arctic Calculator (Science) every 2 days. The most recent releases landed on October 22, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Qedra | Arctic Calculator (Science) |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 23 MB | 47 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Matthew Wong](https://appshunter.io/developer/6774040057) | [Arctic Falcon Labs LLC](https://appshunter.io/developer/6805672723) |

## What reviewers say

### Qedra

[App page](https://appshunter.io/ios/app/qedra-math-solver/id6803934326)

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

**In-app purchases:** none


### Arctic Calculator (Science)

[App page](https://appshunter.io/ios/app/arctic-calculator-science/id6805920365)

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

**In-app purchases:** none


## Frequently asked questions

### Is Qedra free?

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

### Is Arctic Calculator (Science) free?

Arctic Calculator (Science) is free to download, with no in-app purchases.

### Do Qedra or Arctic Calculator (Science) have ads?

Qedra shows ads; Arctic Calculator (Science) does not.

### Which is updated more often, Qedra or Arctic Calculator (Science)?

Qedra ships an update every 2 weeks, and Arctic Calculator (Science) every 2 days. Most recently, Qedra was updated on October 22, 2026 and Arctic Calculator (Science) on October 7, 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.*