# Time Delay calculator vs *CalcMemo

The clearest difference is ads: *CalcMemo at none against Time Delay calculator's shown. *CalcMemo also leads on update cadence (weekly vs fortnightly). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Time Delay calculator ships an update fortnightly, *CalcMemo weekly. The most recent releases landed on November 8, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Time Delay calculator | *CalcMemo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Weekly** |
| Size | 36 MB | 37 MB |
| Requires iOS | **15.8.3** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [Tomoyuki Fukuzawa](https://appshunter.io/developer/1893263866) |

## What reviewers say

### Time Delay calculator

[App page](https://appshunter.io/ios/app/time-delay-calculator/id6502032872)

**Features:** macOS Compatibility

**In-app purchases:** none


### *CalcMemo

[App page](https://appshunter.io/ios/app/calcmemo-calculator-notes/id6762182082)

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

**In-app purchases:** none


## Frequently asked questions

### Is Time Delay calculator free?

Time Delay calculator is free to download, with no in-app purchases.

### Is *CalcMemo free?

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

### Do Time Delay calculator or *CalcMemo have ads?

Time Delay calculator shows ads; *CalcMemo does not.

### Which is updated more often, Time Delay calculator or *CalcMemo?

Time Delay calculator ships an update fortnightly, and *CalcMemo weekly. Most recently, Time Delay calculator was updated on November 8, 2026 and *CalcMemo on October 31, 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.*