# Energy Tracker vs Alke

The clearest difference is in-app purchases: Alke at none against Energy Tracker's 7. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Energy Tracker sells 7 in-app purchases, starting at $2.99 per 7 days. Alke asks for nothing beyond the download.

Energy Tracker ships an update every 2 weeks, Alke every 9 days. The most recent releases landed on October 28, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Energy Tracker | Alke |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (4 ratings)](https://appshunter.io/ios/app/energy-tracker-peak-score/id6749524670/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 43 MB | 8 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [Jan Slaby](https://appshunter.io/developer/1830932776) | [Grigore Odajiu](https://appshunter.io/developer/6790424453) |

## What reviewers say

### Energy Tracker

[App page](https://appshunter.io/ios/app/energy-tracker-peak-score/id6749524670)

This app analyzes your Apple Watch data to provide a daily readiness score, guiding you on whether to train hard or rest. It offers insights into HRV, sleep, and training load, with an on-device AI coach for personalized guidance.

**Highlights:** Daily Readiness Score, HRV Tracking, Training Load Analysis, Sleep Score Integration, 7-Day Readiness Trend, Tomorrow's Readiness Prediction, On-Device AI Coach

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Access (Weekly) | $2.99 | per 7 days |
| PRO Access - 1 Week | $3.99 | per 7 days |
| PRO Access (Monthly) | $4.99 | per month |
| PRO Access (Monthly) | $9.99 | per month |
| PRO Access (Annual) | $29.99 | per year |
| PRO Access (Annual) | $39.99 | per year |
| PRO Access (Lifetime) | $29.99 | one-time |


### Alke

[App page](https://appshunter.io/ios/app/alke/id6790424451)

**Features:** macOS Compatibility, Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Energy Tracker free?

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

### Is Alke free?

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

### Do Energy Tracker or Alke have ads?

Neither Energy Tracker nor Alke shows ads.

### Which is updated more often, Energy Tracker or Alke?

Energy Tracker ships an update every 2 weeks, and Alke every 9 days. Most recently, Energy Tracker was updated on October 28, 2026 and Alke on October 17, 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.*