# Atom Calculator vs CalcMate

The clearest difference is price: CalcMate at Free against Atom Calculator's $2.99. CalcMate also leads on update cadence (fortnightly vs every 35 months). Atom Calculator's advantage is in-app purchases (none vs 5) and ads (none vs shown). On device support there is nothing between them.

CalcMate is free to download; Atom Calculator costs $2.99 up front. CalcMate sells 5 one-off in-app purchases. Atom Calculator asks for nothing beyond the download.

Atom Calculator ships an update every 35 months, CalcMate fortnightly. The most recent releases landed on September 30, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Atom Calculator | CalcMate |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.9 (96 ratings)](https://appshunter.io/ios/app/calcmate-notes-calculator/id6449422062/reviews)** |
| Number of ratings | — | **96** |
| Positive reviews | — | 95.2% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 35 months | **Fortnightly** |
| Monetization | — | Free with in-app purchases |
| Size | 13 MB | 21 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Gorasiya Vishal Nanjibhai](https://appshunter.io/developer/1287086933) | [Elsayed Hussein](https://appshunter.io/developer/1332815700) |

## What reviewers say

### Atom Calculator

[App page](https://appshunter.io/ios/app/atom-calculator/id1457529377)

**Features:** macOS Compatibility

**In-app purchases:** none


### CalcMate

[App page](https://appshunter.io/ios/app/calcmate-notes-calculator/id6449422062)

This app combines note-taking with a powerful calculator, allowing you to perform calculations directly within your text. It handles math, currency, unit conversions, and date calculations, offering a streamlined alternative to spreadsheets and traditional calculators.

**Highlights:** Calculate math within text, Currency and unit conversions, Date calculations, Organize notes with folders, iCloud syncing, Custom number keyboard

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $0.99 | one-time |
| Buy me 2 coffees | $1.99 | one-time |
| Buy Me a burger | $4.99 | one-time |
| Remove Ads | $5.99 | one-time |
| Buy Me a pizza | $9.99 | one-time |


## Frequently asked questions

### Is Atom Calculator free?

Atom Calculator costs $2.99, with no in-app purchases.

### Is CalcMate free?

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

### Do Atom Calculator or CalcMate have ads?

CalcMate shows ads; Atom Calculator does not.

### Which is updated more often, Atom Calculator or CalcMate?

Atom Calculator ships an update every 35 months, and CalcMate fortnightly. Most recently, Atom Calculator was updated on September 30, 2026 and CalcMate on October 17, 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.*