# TouchUp RX vs calculator plus app

The clearest difference is in-app purchases: TouchUp RX at none against calculator plus app's 3. TouchUp RX also leads on iOS requirement (9.1 vs 15.6). calculator plus app's advantage is update cadence (monthly vs every 2 months). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. calculator plus app sells 3 in-app purchases, starting at $0.99 per month. TouchUp RX asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for TouchUp RX against 5.0 for calculator plus app. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

TouchUp RX ships an update every 2 months, calculator plus app monthly. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | TouchUp RX | calculator plus app |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/touchup-rx/id1500907353/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/calculator-plus-app/id6477162507/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 20 MB |
| Requires iOS | **9.1** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [TouchUp Rx Canada Inc.](https://appshunter.io/developer/1500907352) | [Quanxiangweilai Technology (guangzhou) Co., Ltd.](https://appshunter.io/developer/1503328001) |

## What reviewers say

### TouchUp RX

[App page](https://appshunter.io/ios/app/touchup-rx/id1500907353)

Instantly match exterior car paint colors using a connected scanner and a proprietary color library. Ideal for DIY car repairs and touch-ups.

**Highlights:** Instant paint color matching, Proprietary color library, Works with TouchUp RX color scanner, Exterior car paint application, DIY repair tool

**Features:** macOS Compatibility

**In-app purchases:** none


### calculator plus app

[App page](https://appshunter.io/ios/app/calculator-plus-app/id6477162507)

This app offers a versatile calculator with history saving and attachment support. It handles basic arithmetic, scientific functions, and allows sharing results. Set alarms for calculations to meet daily needs.

**Highlights:** Save calculation history, Attach files to calculations, Share results and attachments, Set alarms for calculations, Standard and scientific modes, Basic arithmetic operations

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly pass | $0.99 | per month |
| Season card | $2.59 | per 3 months |
| Annual Pass | $9.99 | per year |


## Frequently asked questions

### Is TouchUp RX free?

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

### Is calculator plus app free?

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

### Which has better reviews, TouchUp RX or calculator plus app?

TouchUp RX and calculator plus app are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do TouchUp RX or calculator plus app have ads?

Neither TouchUp RX nor calculator plus app shows ads.

### Which is updated more often, TouchUp RX or calculator plus app?

TouchUp RX ships an update every 2 months, and calculator plus app monthly. Most recently, TouchUp RX was updated on October 2, 2026 and calculator plus app on October 12, 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.*