# pastack vs Calendio

The clearest difference is ads: Calendio at none against pastack's shown. Calendio also leads on iOS requirement (13.0 vs 15.0). 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.

pastack ships an update every 10 days, Calendio every 2 weeks. The most recent releases landed on October 18, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | pastack | Calendio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 10 days** | Every 2 weeks |
| Monetization | — | Free |
| Size | 10 MB | 11 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [shintarou kawara](https://appshunter.io/developer/911229261) | [Mustafa Turk](https://appshunter.io/developer/1682700433) |

## What reviewers say

### pastack

[App page](https://appshunter.io/ios/app/pastack/id1597700110)

**Features:** macOS Compatibility

**In-app purchases:** none


### Calendio

[App page](https://appshunter.io/ios/app/calendio/id6447790237)

This app offers a clean and elegant way to manage your schedule. Its minimalistic design and user-friendly interface make organizing your day straightforward and efficient.

**Highlights:** Minimalistic design, Sleek interface, Easy navigation, Schedule organization, User-friendly

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is pastack free?

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

### Is Calendio free?

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

### Do pastack or Calendio have ads?

pastack shows ads; Calendio does not.

### Which is updated more often, pastack or Calendio?

pastack ships an update every 10 days, and Calendio every 2 weeks. Most recently, pastack was updated on October 18, 2026 and Calendio on October 11, 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.*