# Touchless Countdown vs Mumu Calculator

The clearest difference is in-app purchases: Touchless Countdown at none against Mumu Calculator's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Mumu Calculator sells 1 one-off in-app purchase. Touchless Countdown asks for nothing beyond the download.

Touchless Countdown ships an update fortnightly, Mumu Calculator every 3 weeks. The most recent releases landed on October 27, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Touchless Countdown | Mumu Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mumu-calculator/id6774240639/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 36 MB | 10 MB |
| Requires iOS | **15.8.3** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [楠 李](https://appshunter.io/developer/6773365034) |

## What reviewers say

### Touchless Countdown

[App page](https://appshunter.io/ios/app/touchless-countdown/id6504541049)

**Features:** macOS Compatibility

**In-app purchases:** none


### Mumu Calculator

[App page](https://appshunter.io/ios/app/mumu-calculator/id6774240639)

This app allows you to edit past calculations, making it easy to correct mistakes or continue complex math problems. It offers features like adding notes, tracking subtotals, and saving archives for organized financial management and everyday use.

**Highlights:** Edit past calculations with precise cursor placement, Add notes to calculation groups, Track subtotals, Save and reopen calculation archives, Restore deleted records, Copy selected records

**In-app purchases (1)**

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


## Frequently asked questions

### Is Touchless Countdown free?

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

### Is Mumu Calculator free?

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

### Do Touchless Countdown or Mumu Calculator have ads?

Both Touchless Countdown and Mumu Calculator show ads.

### Which is updated more often, Touchless Countdown or Mumu Calculator?

Touchless Countdown ships an update fortnightly, and Mumu Calculator every 3 weeks. Most recently, Touchless Countdown was updated on October 27, 2026 and Mumu Calculator 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.*