# Magnet Calculator vs Interval Task Tracker

The clearest difference is price: Magnet Calculator at Free against Interval Task Tracker's $1.99. Magnet Calculator also leads on update cadence (every 4 months vs every 8 months) and iOS requirement (9.0 vs 12.0). Interval Task Tracker's advantage is in-app purchases (none vs 1) and ads (none vs shown). On device support there is nothing between them.

Magnet Calculator is free to download; Interval Task Tracker costs $1.99 up front. Magnet Calculator sells 1 one-off in-app purchase. Interval Task Tracker asks for nothing beyond the download.

Magnet Calculator ships an update every 4 months, Interval Task Tracker every 8 months. The most recent releases landed on September 23, 2026 and May 18, 2026 respectively.

## The numbers

| Metric | Magnet Calculator | Interval Task Tracker |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.6 (16 ratings)](https://appshunter.io/ios/app/magnet-calculator/id668273072/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 91.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 8 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [QQ TSUBASA](https://appshunter.io/developer/568750169) | [Seiji Ura](https://appshunter.io/developer/1358595888) |

## What reviewers say

### Magnet Calculator

[App page](https://appshunter.io/ios/app/magnet-calculator/id668273072)

A calculator app that allows results to be freely moved and organized like magnets. Easily drag results to your clipboard, share them, or trash them. Offers customizable themes and a simple interface for daily calculations.

**Highlights:** Movable calculation results, Drag and drop to clipboard/share, Trash unwanted results, Sticky notes sums, Customizable themes, Basic daily calculator functions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sticky Calc - Premium Edition (without ads) | $1.99 | one-time |


### Interval Task Tracker

[App page](https://appshunter.io/ios/app/interval-task-tracker/id1398939684)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Magnet Calculator free?

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

### Is Interval Task Tracker free?

Interval Task Tracker costs $1.99, with no in-app purchases.

### Do Magnet Calculator or Interval Task Tracker have ads?

Magnet Calculator shows ads; Interval Task Tracker does not.

### Which is updated more often, Magnet Calculator or Interval Task Tracker?

Magnet Calculator ships an update every 4 months, and Interval Task Tracker every 8 months. Most recently, Magnet Calculator was updated on September 23, 2026 and Interval Task Tracker on May 18, 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.*