# Mathintosh vs NFC Proof

The clearest difference is in-app purchases: NFC Proof at none against Mathintosh's 1. NFC Proof also leads on update cadence (every 2 weeks vs monthly) and iOS requirement (15.6 vs 18.6). On price, ads and device support there is nothing between them.

Both are free to download. Mathintosh sells 1 one-off in-app purchase. NFC Proof asks for nothing beyond the download.

Mathintosh ships an update monthly, NFC Proof every 2 weeks. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Mathintosh | NFC Proof |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (11 ratings)](https://appshunter.io/ios/app/mathintosh/id6746828132/reviews)** | — |
| Number of ratings | **11** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 3 MB |
| Requires iOS | 18.6 | **15.6** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Justin Fleming](https://appshunter.io/developer/1818716379) | [The NFC Mint LLC](https://appshunter.io/developer/725418088) |

## What reviewers say

### Mathintosh

[App page](https://appshunter.io/ios/app/mathintosh/id6746828132)

This versatile utility app combines a simple calculator, scientific calculator, tip calculator, and unit converter into one powerful tool. It offers additional modes for fractions and the Pythagorean theorem, with extensive customization options and an Apple Watch app.

**Highlights:** Simple and scientific calculator modes, Tip calculator with rounding and splitting, Unit converter with currency and timezone, Fraction and Pythagorean theorem modes, Customizable themes, fonts, and icons, Paper tape history and cross-app sharing, Apple Watch app and widget support

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Themes | $2.99 | one-time |


### NFC Proof

[App page](https://appshunter.io/ios/app/nfc-proof/id6754207988)

**In-app purchases:** none


## Frequently asked questions

### Is Mathintosh free?

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

### Is NFC Proof free?

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

### Do Mathintosh or NFC Proof have ads?

Neither Mathintosh nor NFC Proof shows ads.

### Which is updated more often, Mathintosh or NFC Proof?

Mathintosh ships an update monthly, and NFC Proof every 2 weeks. Most recently, Mathintosh was updated on October 26, 2026 and NFC Proof 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.*