# Task Ctrl vs Study Time Memo

The clearest difference is ads: Task Ctrl at none against Study Time Memo's shown. Task Ctrl also leads on update cadence (daily vs every 6 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Task Ctrl sells 2 in-app purchases, starting at $2.99 per month and Study Time Memo sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Task Ctrl ships an update daily, Study Time Memo every 6 weeks. Both last shipped on October 24, 2026.

## The numbers

| Metric | Task Ctrl | Study Time Memo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/study-time-memo-subject-log/id6794255516/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 6 weeks |
| Size | 4 MB | 5 MB |
| Requires iOS | 17.5 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [masato mochimaru](https://appshunter.io/developer/1893209962) | [丽佳 施](https://appshunter.io/developer/1894580777) |

## What reviewers say

### Task Ctrl

[App page](https://appshunter.io/ios/app/task-ctrl/id6762167243)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Task Ctrl Pro | $2.99 | per month |
| Task Ctrl Premium | $5.99 | per month |


### Study Time Memo

[App page](https://appshunter.io/ios/app/study-time-memo-subject-log/id6794255516)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $0.99 | one-time |


## Frequently asked questions

### Is Task Ctrl free?

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

### Is Study Time Memo free?

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

### Do Task Ctrl or Study Time Memo have ads?

Study Time Memo shows ads; Task Ctrl does not.

### Which is updated more often, Task Ctrl or Study Time Memo?

Task Ctrl ships an update daily, and Study Time Memo every 6 weeks. Most recently, Task Ctrl was updated on October 24, 2026 and Study Time Memo on October 24, 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.*