# Klench vs Hydration Edge

The clearest difference is price: Hydration Edge at Free against Klench's $4.99. Hydration Edge also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (15.1 vs 18.5). Klench's advantage is in-app purchases (none vs 2) and chart position (#67 vs unranked). On ads and device support there is nothing between them.

Hydration Edge is free to download; Klench costs $4.99 up front. Hydration Edge sells 2 in-app purchases, starting at $19.99 per month. Klench asks for nothing beyond the download.

Klench ships an update every 3 months, Hydration Edge every 2 weeks. Both last shipped on October 31, 2026.

## The numbers

| Metric | Klench | Hydration Edge |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Rating | **[4.9 (24 ratings)](https://appshunter.io/ios/app/klench-kegel-trainer/id6758952613/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 95.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Best chart rank | **#67** | — |
| Size | 2 MB | 39 MB |
| Requires iOS | 18.5 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Autonomee Michal Platek](https://appshunter.io/developer/1844216611) | [The Endurance Edge, LLC](https://appshunter.io/developer/6788021153) |

## What reviewers say

### Klench

[App page](https://appshunter.io/ios/app/klench-kegel-trainer/id6758952613)

**Currently charting:** #67 Top Paid · Health & Fitness (US App Store)

This app offers a straightforward pelvic floor training system with a proven interval approach. It features a 25-level progression, earning experience points, and manual level selection for personalized training. Enjoy instant workouts with a focus on privacy and a one-time purchase.

**Highlights:** 25-Level Progression, Kegel + Reverse Kegel Intervals, XP-Based Growth System, Instant Workout Start, Manual Level Selection, Total Privacy

**In-app purchases:** none


### Hydration Edge

[App page](https://appshunter.io/ios/app/hydration-edge/id6788021151)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $19.99 | per month |
| Annual Subscription | $149.00 | per year |


## Frequently asked questions

### Is Klench free?

Klench costs $4.99, with no in-app purchases.

### Is Hydration Edge free?

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

### Do Klench or Hydration Edge have ads?

Neither Klench nor Hydration Edge shows ads.

### Which is updated more often, Klench or Hydration Edge?

Klench ships an update every 3 months, and Hydration Edge every 2 weeks. Most recently, Klench was updated on October 31, 2026 and Hydration Edge on October 31, 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.*