# Phage Study vs CarDash

The clearest difference is in-app purchases: Phage Study at none against CarDash's 2. Phage Study also leads on ads (none vs shown) and rating (5.0 vs 4.7). CarDash's advantage is update cadence (weekly vs every 5 months) and ratings volume (18 vs 1). On price there is nothing between them.

Both are free to download. CarDash sells 2 in-app purchases, starting at $5.99 per 7 days. Phage Study asks for nothing beyond the download.

Phage Study holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: CarDash has 18 ratings behind it against 1, so its average is the more settled of the two.

Phage Study ships an update every 5 months, CarDash weekly. The most recent releases landed on October 18, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Phage Study | CarDash |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/phage-study/id1658579818/reviews)** | [4.7 (18 ratings)](https://appshunter.io/ios/app/cardash-drive-score-widgets/id6797764175/reviews) |
| Number of ratings | 1 | **18** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 59 MB | 129 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Adaptive Phage Therapeutics, Inc](https://appshunter.io/developer/1575574864) | [Laigang Wang](https://appshunter.io/developer/1696563453) |

## What reviewers say

### Phage Study

[App page](https://appshunter.io/ios/app/phage-study/id1658579818)

Access information about clinical studies focused on using bacteriophages to combat multi-drug resistant infections. This utility provides details on ongoing research and treatment approaches.

**Highlights:** Clinical study information, Phage therapy details, Multi-drug resistant infections, Research updates

**Features:** macOS Compatibility

**In-app purchases:** none


### CarDash

[App page](https://appshunter.io/ios/app/cardash-drive-score-widgets/id6797764175)

This app tracks and scores your drives, providing detailed analysis of your driving habits. It also allows you to customize your phone's home screen with various car-themed widgets and sounds.

**Highlights:** Drive scoring and analysis, Territory mapping and claiming, Automatic trip detection, Live speedometer and gauges, Customizable car widgets, Vehicle profile creation, Drive replay and history

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CarDash-Weekly | $5.99 | per 7 days |
| CarDash-Yearly | $24.99 | per year |


## Frequently asked questions

### Is Phage Study free?

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

### Is CarDash free?

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

### Which has better reviews, Phage Study or CarDash?

Phage Study is rated higher. Phage Study averages 5.0 out of 5 from 1 ratings, while CarDash averages 4.7 from 18 ratings.

### Do Phage Study or CarDash have ads?

CarDash shows ads; Phage Study does not.

### Which is updated more often, Phage Study or CarDash?

Phage Study ships an update every 5 months, and CarDash weekly. Most recently, Phage Study was updated on October 18, 2026 and CarDash 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.*