# canastra.online vs Calcdle

The clearest difference is in-app purchases: canastra.online at none against Calcdle's 1. canastra.online also leads on ads (none vs shown). Calcdle's advantage is update cadence (every 11 days vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Calcdle sells 1 one-off in-app purchase. canastra.online asks for nothing beyond the download.

canastra.online ships an update every 2 months, Calcdle every 11 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | canastra.online | Calcdle |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 11 days** |
| Size | 28 MB | 154 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Rafael Kassner](https://appshunter.io/developer/1793335802) | [Furkan Savas](https://appshunter.io/developer/1840487666) |

## What reviewers say

### canastra.online

[App page](https://appshunter.io/ios/app/canastraonline/id6741154778)

**In-app purchases:** none


### Calcdle

[App page](https://appshunter.io/ios/app/calcdle/id6774944252)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro | $0.99 | one-time |


## Frequently asked questions

### Is canastra.online free?

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

### Is Calcdle free?

Calcdle is free to download, with in-app purchases available.

### Do canastra.online or Calcdle have ads?

Calcdle shows ads; canastra.online does not.

### Which is updated more often, canastra.online or Calcdle?

canastra.online ships an update every 2 months, and Calcdle every 11 days. Most recently, canastra.online was updated on October 7, 2026 and Calcdle 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.*