# Fluid Running vs Ask Dr. Sherry

The clearest difference is update cadence: Ask Dr. Sherry at every 2 months against Fluid Running's every 10 months. Fluid Running's advantage is iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.

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

Fluid Running ships an update every 10 months, Ask Dr. Sherry every 2 months. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Fluid Running | Ask Dr. Sherry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (18 ratings)](https://appshunter.io/ios/app/fluid-running/id1377251019/reviews)** | — |
| Number of ratings | **18** | — |
| Positive reviews | 87.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 23 MB | 71 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Fluid Running, LLC](https://appshunter.io/developer/1377251018) | [Sheryl Ross](https://appshunter.io/developer/1866555416) |

## What reviewers say

### Fluid Running

[App page](https://appshunter.io/ios/app/fluid-running/id1377251019)

This app offers a unique approach to full-body fitness using water-based exercises. It provides guided movements and workout routines suitable for all fitness levels, from beginners to those seeking new challenges. Access class schedules and supplementary learning materials to enhance your aquatic training.

**Highlights:** Deep and shallow water workout movements, Guided deep water workouts, Guided shallow water workouts, Class schedules (Chicagoland), Downloadable workout routines, Technique tutorial videos

**Features:** macOS Compatibility

**In-app purchases:** none


### Ask Dr. Sherry

[App page](https://appshunter.io/ios/app/ask-dr-sherry/id6757389052)

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

**In-app purchases:** none


## Frequently asked questions

### Is Fluid Running free?

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

### Is Ask Dr. Sherry free?

Ask Dr. Sherry is free to download, with no in-app purchases.

### Do Fluid Running or Ask Dr. Sherry have ads?

Neither Fluid Running nor Ask Dr. Sherry shows ads.

### Which is updated more often, Fluid Running or Ask Dr. Sherry?

Fluid Running ships an update every 10 months, and Ask Dr. Sherry every 2 months. Most recently, Fluid Running was updated on October 24, 2026 and Ask Dr. Sherry on October 7, 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.*