# Adam's Calc vs Summat

The clearest difference is in-app purchases: Summat at none against Adam's Calc's 1. Summat also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Adam's Calc sells 1 one-off in-app purchase. Summat asks for nothing beyond the download.

Adam's Calc ships an update every 4 months, Summat every 2 months. The most recent releases landed on October 9, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Adam's Calc | Summat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/adams-calc/id1296681283/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 2 MB |
| Requires iOS | **15.0** | 15.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [RD Concepts](https://appshunter.io/developer/1293498470) | [Janne Lehikoinen](https://appshunter.io/developer/1618708535) |

## What reviewers say

### Adam's Calc

[App page](https://appshunter.io/ios/app/adams-calc/id1296681283)

A utility calculator that adds memory functionality to standard calculations. Designed to make your device's calculator more helpful by remembering previous results.

**Highlights:** Memory function for calculations, Enhanced utility calculator, Intuitive design, Remembers previous results

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertising | $2.99 | one-time |


### Summat

[App page](https://appshunter.io/ios/app/summat/id1620488295)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Adam's Calc free?

Adam's Calc is free to download, with in-app purchases available.

### Is Summat free?

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

### Do Adam's Calc or Summat have ads?

Adam's Calc shows ads; Summat does not.

### Which is updated more often, Adam's Calc or Summat?

Adam's Calc ships an update every 4 months, and Summat every 2 months. Most recently, Adam's Calc was updated on October 9, 2026 and Summat on October 14, 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.*