# thWords OCR vs CalculatorRed

The clearest difference is in-app purchases: CalculatorRed at none against thWords OCR's 1. CalculatorRed also leads on update cadence (every 4 weeks vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. thWords OCR sells 1 one-off in-app purchase. CalculatorRed asks for nothing beyond the download.

thWords OCR ships an update every 3 months, CalculatorRed every 4 weeks. The most recent releases landed on October 2, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | thWords OCR | CalculatorRed |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/thwords-ocr/id970661993/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 38 MB | 1 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ThirdHalf.com, LLC](https://appshunter.io/developer/914115418) | [Kodwerk Software Ltd.](https://appshunter.io/developer/1741040469) |

## What reviewers say

### thWords OCR

[App page](https://appshunter.io/ios/app/thwords-ocr/id970661993)

Capture text from images or screenshots and convert it into editable, typed text. Easily copy and paste the extracted content to your clipboard.

**Highlights:** Image to text conversion, Screenshot text extraction, Copy and paste functionality, Typed text output

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1000 OCR Requests | $2.99 | one-time |


### CalculatorRed

[App page](https://appshunter.io/ios/app/calculatorred/id6496602010)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is thWords OCR free?

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

### Is CalculatorRed free?

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

### Do thWords OCR or CalculatorRed have ads?

Neither thWords OCR nor CalculatorRed shows ads.

### Which is updated more often, thWords OCR or CalculatorRed?

thWords OCR ships an update every 3 months, and CalculatorRed every 4 weeks. Most recently, thWords OCR was updated on October 2, 2026 and CalculatorRed on September 26, 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.*