# Octuple Calc vs codetime.dev

The clearest difference is ads: codetime.dev at none against Octuple Calc's shown. codetime.dev also leads on update cadence (every 4 days vs every 2 weeks). Octuple Calc's advantage is iOS requirement (15.8.3 vs 18.0). On price, in-app purchases and device support there is nothing between them.

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

Octuple Calc ships an update every 2 weeks, codetime.dev every 4 days. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Octuple Calc | codetime.dev |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 36 MB | 19 MB |
| Requires iOS | **15.8.3** | 18.0 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Hideaki Uchikoshi](https://appshunter.io/developer/1559575002) | [建琦 潘](https://appshunter.io/developer/1565728509) |

## What reviewers say

### Octuple Calc

[App page](https://appshunter.io/ios/app/octuple-calc/id6742039735)

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

**In-app purchases:** none


### codetime.dev

[App page](https://appshunter.io/ios/app/codetimedev/id6771632478)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Octuple Calc free?

Octuple Calc is free to download, with no in-app purchases.

### Is codetime.dev free?

codetime.dev is free to download, with no in-app purchases.

### Do Octuple Calc or codetime.dev have ads?

Octuple Calc shows ads; codetime.dev does not.

### Which is updated more often, Octuple Calc or codetime.dev?

Octuple Calc ships an update every 2 weeks, and codetime.dev every 4 days. Most recently, Octuple Calc was updated on October 28, 2026 and codetime.dev on October 25, 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.*