# Workout Map MuscleMap vs Delta

The clearest difference is in-app purchases: Workout Map MuscleMap at none against Delta's 1. Workout Map MuscleMap also leads on ads (none vs shown). Delta's advantage is iOS requirement (15.1 vs 17.0). On price, update cadence and device support there is nothing between them.

Both are free to download. Delta sells 1 one-off in-app purchase. Workout Map MuscleMap asks for nothing beyond the download.

Workout Map MuscleMap ships an update every 2 weeks, Delta every 11 days. Both last shipped on September 19, 2026.

## The numbers

| Metric | Workout Map MuscleMap | Delta |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 11 days** |
| Size | 94 MB | 48 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [RYONOSUKE OGAWA](https://appshunter.io/developer/1823204909) | [B8T LABS](https://appshunter.io/developer/6778463963) |

## What reviewers say

### Workout Map MuscleMap

[App page](https://appshunter.io/ios/app/workout-map-musclemap/id6758854092)

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

**In-app purchases:** none


### Delta

[App page](https://appshunter.io/ios/app/delta/id6778463961)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Delta Pro (Remove Ads) | $1.99 | one-time |


## Frequently asked questions

### Is Workout Map MuscleMap free?

Workout Map MuscleMap is free to download, with no in-app purchases.

### Is Delta free?

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

### Do Workout Map MuscleMap or Delta have ads?

Delta shows ads; Workout Map MuscleMap does not.

### Which is updated more often, Workout Map MuscleMap or Delta?

Workout Map MuscleMap ships an update every 2 weeks, and Delta every 11 days. Most recently, Workout Map MuscleMap was updated on September 19, 2026 and Delta on September 19, 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.*