# KnittingCalc vs Air Print

The clearest difference is price: Air Print at Free against KnittingCalc's $2.99. Air Print also leads on update cadence (every 8 days vs every 38 months). KnittingCalc's advantage is in-app purchases (none vs 6) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Air Print is free to download; KnittingCalc costs $2.99 up front. Air Print sells 6 in-app purchases, starting at $4.49 per 7 days. KnittingCalc asks for nothing beyond the download.

KnittingCalc ships an update every 38 months, Air Print every 8 days. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | KnittingCalc | Air Print |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.2 (122 ratings)](https://appshunter.io/ios/app/air-print-smart-printer-app/id6759721106/reviews)** |
| Number of ratings | — | **122** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 8 days** |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 98 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Mindbeach Ltd](https://appshunter.io/developer/1674140718) | [Liliia Vynnyk](https://appshunter.io/developer/1764234364) |

## What reviewers say

### KnittingCalc

[App page](https://appshunter.io/ios/app/knittingcalc/id6445843058)

**In-app purchases:** none


### Air Print

[App page](https://appshunter.io/ios/app/air-print-smart-printer-app/id6759721106)

Easily print documents and photos directly from your iPhone to any Air Print-enabled printer over Wi-Fi. This app also includes a built-in scanner to digitize receipts, notes, and more.

**Highlights:** Connect to Wi-Fi printers, Print photos and documents, Built-in document scanner, Print email attachments, Print web content, High-quality photo printing

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access | $4.49 | per 7 days |
| Premium Access | $8.99 | per 7 days |
| Premium Access | $8.99 | per 7 days |
| Premium Access | $8.99 | per 7 days |
| Premium Access | $19.99 | per year |
| Premium Access | $49.99 | per year |


## Frequently asked questions

### Is KnittingCalc free?

KnittingCalc costs $2.99, with no in-app purchases.

### Is Air Print free?

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

### Do KnittingCalc or Air Print have ads?

Air Print shows ads; KnittingCalc does not.

### Which is updated more often, KnittingCalc or Air Print?

KnittingCalc ships an update every 38 months, and Air Print every 8 days. Most recently, KnittingCalc was updated on November 3, 2026 and Air Print on November 9, 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.*