# PuchCalc vs Pro OnTime

The clearest difference is ads: Pro OnTime at none against PuchCalc's shown. On price, update cadence, 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.

PuchCalc ships an update monthly, Pro OnTime fortnightly. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | PuchCalc | Pro OnTime |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Fortnightly** |
| Size | 5 MB | 37 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Jutaro Kimura](https://appshunter.io/developer/1380042044) | [SIDEREAL TECHNOLOGIES PRIVATE LIMITED](https://appshunter.io/developer/1481462615) |

## What reviewers say

### PuchCalc

[App page](https://appshunter.io/ios/app/puchcalc/id1561308080)

**Features:** Vision Pro support

**In-app purchases:** none


### Pro OnTime

[App page](https://appshunter.io/ios/app/pro-ontime/id6499000843)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PuchCalc free?

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

### Is Pro OnTime free?

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

### Do PuchCalc or Pro OnTime have ads?

PuchCalc shows ads; Pro OnTime does not.

### Which is updated more often, PuchCalc or Pro OnTime?

PuchCalc ships an update monthly, and Pro OnTime fortnightly. Most recently, PuchCalc was updated on October 2, 2026 and Pro OnTime on October 4, 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.*