# Tidal Tank vs CommitU

The clearest difference is review sentiment: CommitU at 100% against Tidal Tank's 27%. CommitU also leads on rating (5.0 vs 2.0) and update cadence (every 4 days vs every 6 weeks). Tidal Tank's advantage is in-app purchases (none vs 3) and ratings volume (14 vs 4). On price, ads and device support there is nothing between them.

Both are free to download. CommitU sells 3 in-app purchases, starting at $29.99 per month. Tidal Tank asks for nothing beyond the download.

CommitU holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 14 and 4 respectively. Written reviews point the same way: 27% of Tidal Tank's written reviews are positive against 100% of CommitU's.

Tidal Tank ships an update every 6 weeks, CommitU every 4 days. The most recent releases landed on September 16, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Tidal Tank | CommitU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (14 ratings)](https://appshunter.io/ios/app/tidal-tank/id1592124481/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/commitu/id6786806153/reviews)** |
| Number of ratings | **14** | 4 |
| Positive reviews | 26.7% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 4 days** |
| Monetization | **Free** | Subscription |
| Size | 65 MB | 30 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Tidal Tank](https://appshunter.io/developer/1592124483) | [Chris Chism](https://appshunter.io/developer/6786806155) |

## What reviewers say

### Tidal Tank

[App page](https://appshunter.io/ios/app/tidal-tank/id1592124481)

This app provides how-to guides and exercise videos to enhance your full-body workouts using an unstable water-filled weight. It offers a fun and challenging way to train, activating smaller muscles for balance and power, and is portable for use anywhere.

**Highlights:** Full body workout through instability, Adjustable weight up to 49 lbs, Portable and easy to set up, Online training center access, Water level to weight indicator

**In-app purchases:** none


### CommitU

[App page](https://appshunter.io/ios/app/commitu/id6786806153)

This app provides a structured system for high school baseball players to manage their college recruitment. It helps match players with suitable schools, organizes communication with coaches, and offers insights into engagement. Build a shareable profile with stats and videos to showcase your abilities.

**Highlights:** Match with schools based on criteria, Organize communication with 6,400+ coaches, Track coach email engagement, Build shareable recruiting profiles, Project realistic college fit, Centralized email and follow-up dashboard

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prospect Monthly | $29.99 | per month |
| Prospect Annual | $199.00 | per year |
| CommitU Career | $499.00 | one-time |


## Frequently asked questions

### Is Tidal Tank free?

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

### Is CommitU free?

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

### Which has better reviews, Tidal Tank or CommitU?

CommitU is rated higher. Tidal Tank averages 2.0 out of 5 from 14 ratings, while CommitU averages 5.0 from 4 ratings.

### Do Tidal Tank or CommitU have ads?

Neither Tidal Tank nor CommitU shows ads.

### Which is updated more often, Tidal Tank or CommitU?

Tidal Tank ships an update every 6 weeks, and CommitU every 4 days. Most recently, Tidal Tank was updated on September 16, 2026 and CommitU 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.*