# Quick CalQ vs Owlculator

The clearest difference is in-app purchases: Quick CalQ at none against Owlculator's 1. Quick CalQ also leads on iOS requirement (12.0 vs 17.0). Owlculator's advantage is ads (none vs shown) and update cadence (every 4 days vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. Owlculator sells 1 one-off in-app purchase. Quick CalQ asks for nothing beyond the download.

Quick CalQ ships an update every 2 weeks, Owlculator every 4 days. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Quick CalQ | Owlculator |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 33 MB | 2 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Itaimi Global Inc.](https://appshunter.io/developer/1754313325) | [Fishington Studios](https://appshunter.io/developer/344044425) |

## What reviewers say

### Quick CalQ

[App page](https://appshunter.io/ios/app/quick-calq-simple-calculator/id6740219677)

This app provides accurate and reliable calculations, avoiding common errors found in other calculator applications. It features a clean interface, a history log, and follows the MDAS rule for correct order of operations. It's completely free to use.

**Highlights:** Accurate calculations, MDAS rule compliance, Working percentage calculator, History log, Fast and lightweight, Simple interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Owlculator

[App page](https://appshunter.io/ios/app/owlculator-math-notes/id6761601067)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade to Pro | $4.99 | one-time |


## Frequently asked questions

### Is Quick CalQ free?

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

### Is Owlculator free?

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

### Do Quick CalQ or Owlculator have ads?

Quick CalQ shows ads; Owlculator does not.

### Which is updated more often, Quick CalQ or Owlculator?

Quick CalQ ships an update every 2 weeks, and Owlculator every 4 days. Most recently, Quick CalQ was updated on October 5, 2026 and Owlculator on September 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*