# PureCalc vs NibbleCalc

The clearest difference is in-app purchases: PureCalc at none against NibbleCalc's 1. NibbleCalc's advantage is update cadence (every 6 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. NibbleCalc sells 1 one-off in-app purchase. PureCalc asks for nothing beyond the download.

PureCalc ships an update every 3 months, NibbleCalc every 6 weeks. The most recent releases landed on November 5, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | PureCalc | NibbleCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Size | 1 MB | 4 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [KAYZER ELEKTRONIK TICARET ANONIM SIRKETI](https://appshunter.io/developer/1630391207) | [LiChuan Lin](https://appshunter.io/developer/1895785594) |

## What reviewers say

### PureCalc

[App page](https://appshunter.io/ios/app/purecalc-calculator/id6759813831)

**Features:** macOS Compatibility

**In-app purchases:** none


### NibbleCalc

[App page](https://appshunter.io/ios/app/nibblecalc-dev-calculator/id6765700593)

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases (1)**

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


## Frequently asked questions

### Is PureCalc free?

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

### Is NibbleCalc free?

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

### Do PureCalc or NibbleCalc have ads?

Neither PureCalc nor NibbleCalc shows ads.

### Which is updated more often, PureCalc or NibbleCalc?

PureCalc ships an update every 3 months, and NibbleCalc every 6 weeks. Most recently, PureCalc was updated on November 5, 2026 and NibbleCalc on November 9, 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.*