# ContrastRx vs BackTable

The clearest difference is review sentiment: BackTable at 100% against ContrastRx's 50%. BackTable also leads on rating (5.0 vs 4.4). ContrastRx's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BackTable holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 9 and 25 respectively. Written reviews point the same way: 50% of ContrastRx's written reviews are positive against 100% of BackTable's.

ContrastRx ships an update every 3 weeks, BackTable fortnightly. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | ContrastRx | BackTable |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (9 ratings)](https://appshunter.io/ios/app/contrastrx/id619478666/reviews) | **[5.0 (25 ratings)](https://appshunter.io/ios/app/backtable/id6751363383/reviews)** |
| Number of ratings | 9 | **25** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | **Free** | Ad-supported |
| Size | 9 MB | 70 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Mayo Clinic](https://appshunter.io/developer/350350016) | [BackTable Inc.](https://appshunter.io/developer/1834771297) |

## What reviewers say

### ContrastRx

[App page](https://appshunter.io/ios/app/contrastrx/id619478666)

Provides quick access to treatment regimens for life-threatening reactions to radiographic contrast agents. Includes clinical descriptions, visual examples, and treatment protocols, along with helpful calculators and information on nephrogenic systemic fibrosis.

**Highlights:** Treatment regimens for contrast reactions, Clinical descriptions and pictorial examples, eGFR calculator, Pediatric dose calculator, Steroid pretreatment regimens, Nephrogenic systemic fibrosis overview

**Features:** Vision Pro support

**In-app purchases:** none


### BackTable

[App page](https://appshunter.io/ios/app/backtable/id6751363383)

This platform offers on-demand, peer-to-peer clinical insights and expert interviews for healthcare providers. Access practical knowledge and technical tips across various medical specialties through curated podcasts.

**Highlights:** Podcast-based learning, Peer-to-peer clinical insights, Expert interviews, Case discussions, Personalized content recommendations, On-demand access

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

**In-app purchases:** none


## Frequently asked questions

### Is ContrastRx free?

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

### Is BackTable free?

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

### Which has better reviews, ContrastRx or BackTable?

BackTable is rated higher. ContrastRx averages 4.4 out of 5 from 9 ratings, while BackTable averages 5.0 from 25 ratings.

### Do ContrastRx or BackTable have ads?

BackTable shows ads; ContrastRx does not.

### Which is updated more often, ContrastRx or BackTable?

ContrastRx ships an update every 3 weeks, and BackTable fortnightly. Most recently, ContrastRx was updated on October 13, 2026 and BackTable on September 30, 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.*