# Dr. Walker vs Spa control

The clearest difference is in-app purchases: Spa control at none against Dr. Walker's 1. Spa control also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.1). On price, update cadence and ads there is nothing between them.

Both are free to download. Dr. Walker sells 1 one-off in-app purchase. Spa control asks for nothing beyond the download.

Dr. Walker ships an update every 10 months, Spa control every 5 months. Both last shipped on October 26, 2026.

## The numbers

| Metric | Dr. Walker | Spa control |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5 ratings)](https://appshunter.io/ios/app/dr-walker/id725195203/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 months** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 19 MB |
| Requires iOS | 18.1 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shuo Yang](https://appshunter.io/developer/534953545) | [Yaniv ben or](https://appshunter.io/developer/753937888) |

## What reviewers say

### Dr. Walker

[App page](https://appshunter.io/ios/app/dr-walker/id725195203)

This app transforms your iPhone into an intelligent step tracker, utilizing its motion coprocessor for power-efficient tracking. It displays hourly and daily steps, offers goal recommendations, and provides context for walking distance with relatable equivalents. Enjoy detailed step data without significant battery drain.

**Highlights:** Hourly and daily step tracking, Daily goal recommendations, Step equivalent comparisons, Power-efficient motion coprocessor use, Clear and beautiful data presentation

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Version | $0.99 | one-time |


### Spa control

[App page](https://appshunter.io/ios/app/spa-control/id753937885)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dr. Walker free?

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

### Is Spa control free?

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

### Do Dr. Walker or Spa control have ads?

Neither Dr. Walker nor Spa control shows ads.

### Which is updated more often, Dr. Walker or Spa control?

Dr. Walker ships an update every 10 months, and Spa control every 5 months. Most recently, Dr. Walker was updated on October 26, 2026 and Spa control on October 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.*