# Duffy vs パーソナルジムBTHMC

The clearest difference is in-app purchases: パーソナルジムBTHMC at none against Duffy's 4. パーソナルジムBTHMC also leads on iOS requirement (12.0 vs 18.6). Duffy's advantage is update cadence (every 5 months vs every 38 months). On price, ads and device support there is nothing between them.

Both are free to download. Duffy sells 4 one-off in-app purchases. パーソナルジムBTHMC asks for nothing beyond the download.

Duffy ships an update every 5 months, パーソナルジムBTHMC every 38 months. The most recent releases landed on October 15, 2026 and May 14, 2026 respectively.

## The numbers

| Metric | Duffy | パーソナルジムBTHMC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (757 ratings)](https://appshunter.io/ios/app/duffy-steps-complication/id1207581673/reviews)** | — |
| Number of ratings | **757** | — |
| Positive reviews | 83.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 38 months |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 31 MB |
| Requires iOS | 18.6 | **12.0** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Think Tank Productions](https://appshunter.io/developer/438070192) | [Kenta Gohou](https://appshunter.io/developer/1601614868) |

## What reviewers say

### Duffy

[App page](https://appshunter.io/ios/app/duffy-steps-complication/id1207581673)

This app displays your daily step count directly on your Apple Watch face as a complication. It offers a full watch app for detailed stats and goal notifications, plus a companion iPhone app for deeper data analysis and trends. Access your fitness data at a glance without opening the Activity app.

**Highlights:** Watch face complication for step count, Full watch app for steps, flights, distance, Daily step goal notifications, Companion iPhone app for trends, HealthKit data integration

**Features:** Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip $1 | $0.99 | one-time |
| Tip $2 | $1.99 | one-time |
| Tip $3 | $2.99 | one-time |
| Tip $5 | $4.99 | one-time |


### パーソナルジムBTHMC

[App page](https://appshunter.io/ios/app/bthmc/id1601614866)

**In-app purchases:** none


## Frequently asked questions

### Is Duffy free?

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

### Is パーソナルジムBTHMC free?

パーソナルジムBTHMC is free to download, with no in-app purchases.

### Do Duffy or パーソナルジムBTHMC have ads?

Neither Duffy nor パーソナルジムBTHMC shows ads.

### Which is updated more often, Duffy or パーソナルジムBTHMC?

Duffy ships an update every 5 months, and パーソナルジムBTHMC every 38 months. Most recently, Duffy was updated on October 15, 2026 and パーソナルジムBTHMC on May 14, 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.*