# Time Manage vs 関数電卓

The clearest difference is in-app purchases: 関数電卓 at none against Time Manage's 4. 関数電卓 also leads on ads (none vs shown). Time Manage's advantage is update cadence (every 4 days vs monthly) and iOS requirement (17.0 vs 26.5). On price and device support there is nothing between them.

Both are free to download. Time Manage sells 4 one-off in-app purchases. 関数電卓 asks for nothing beyond the download.

Time Manage ships an update every 4 days, 関数電卓 monthly. The most recent releases landed on September 23, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Time Manage | 関数電卓 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/time-manage-count-up-timer/id1011217141/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 56.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Monthly |
| Monetization | Ad-supported | — |
| Size | 22 MB | 8 MB |
| Requires iOS | **17.0** | 26.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Hajime Nakamura](https://appshunter.io/developer/1011217140) | [Kouki Yoshimoto](https://appshunter.io/developer/1884780659) |

## What reviewers say

### Time Manage

[App page](https://appshunter.io/ios/app/time-manage-count-up-timer/id1011217141)

A minimalist time tracking application that allows users to start and stop timers with just two taps. It offers a simple interface for monitoring time spent on various activities, with historical data and customizable themes. Designed for focus and efficiency.

**Highlights:** Two-tap start/stop functionality, Minimalist interface, View time totals at a glance, Daily/weekly history review, Customizable themes, Private and distraction-free

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| Medium Tip | $3.99 | one-time |
| Large Tip | $6.99 | one-time |


### 関数電卓

[App page](https://appshunter.io/ios/app/scicalc/id6763034302)

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

**In-app purchases:** none


## Frequently asked questions

### Is Time Manage free?

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

### Is 関数電卓 free?

関数電卓 is free to download, with no in-app purchases.

### Do Time Manage or 関数電卓 have ads?

Time Manage shows ads; 関数電卓 does not.

### Which is updated more often, Time Manage or 関数電卓?

Time Manage ships an update every 4 days, and 関数電卓 monthly. Most recently, Time Manage was updated on September 23, 2026 and 関数電卓 on September 21, 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.*