# CoderWatch vs TPASS.calc

The clearest difference is ads: TPASS.calc at none against CoderWatch's shown. TPASS.calc also leads on update cadence (every 2 days vs weekly). CoderWatch's advantage is iOS requirement (16.4 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.

CoderWatch ships an update weekly, TPASS.calc every 2 days. The most recent releases landed on October 10, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | CoderWatch | TPASS.calc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 2 days** |
| Size | 6 MB | 83 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Tomoaki Yagishita](https://appshunter.io/developer/387622096) | [CHENG RUEI HSU](https://appshunter.io/developer/1871371578) |

## What reviewers say

### CoderWatch

[App page](https://appshunter.io/ios/app/coderwatch/id6450360779)

**In-app purchases:** none


### TPASS.calc

[App page](https://appshunter.io/ios/app/tpasscalc/id6758194196)

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

**In-app purchases:** none


## Frequently asked questions

### Is CoderWatch free?

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

### Is TPASS.calc free?

TPASS.calc is free to download, with no in-app purchases.

### Do CoderWatch or TPASS.calc have ads?

CoderWatch shows ads; TPASS.calc does not.

### Which is updated more often, CoderWatch or TPASS.calc?

CoderWatch ships an update weekly, and TPASS.calc every 2 days. Most recently, CoderWatch was updated on October 10, 2026 and TPASS.calc on October 12, 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.*