# Firefly vs WhosApp

The clearest difference is in-app purchases: WhosApp at none against Firefly's 10. WhosApp also leads on iOS requirement (15.1 vs 17.0). Firefly's advantage is update cadence (every 11 days vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Firefly sells 10 in-app purchases, starting at $8.99 per 7 days. WhosApp asks for nothing beyond the download.

Firefly ships an update every 11 days, WhosApp every 4 months. The most recent releases landed on October 9, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Firefly | WhosApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (131 ratings)](https://appshunter.io/ios/app/firefly-ai-workout-form-coach/id6464440707/reviews)** | — |
| Number of ratings | **131** | — |
| Positive reviews | 61.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 11 days** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 194 MB | 74 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Beige LLC](https://appshunter.io/developer/1703333503) | [WhosApp Holdings Limited](https://appshunter.io/developer/1850407051) |

## What reviewers say

### Firefly

[App page](https://appshunter.io/ios/app/firefly-ai-workout-form-coach/id6464440707)

This app uses your phone's camera to provide real-time form feedback for workouts and stretches. It offers personalized guidance, tracks progress, and helps build consistent fitness habits without extra hardware or scheduling.

**Highlights:** Real-time form feedback, Mobility accommodations, 3D movement replays, Personal accountability tracking, 7-day workout framework, Customizable routines, Gamified workouts with badges

**Features:** Family Sharing

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Firefly Ultra Weekly | $8.99 | per 7 days |
| 1 Month | $19.99 | per month |
| Monthly Membership | $19.99 | per month |
| Ultra 3 Month | $39.99 | per 3 months |
| 6 Month | $39.99 | per 6 months |
| 12 Month | $119.99 | per year |
| Yearly Membership | $119.99 | per year |
| Annual Members | $119.99 | per year |
| Annual Offer | $119.99 | per year |
| Lifetime Premium | $299.99 | one-time |


### WhosApp

[App page](https://appshunter.io/ios/app/whosapp/id6754836498)

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

**In-app purchases:** none


## Frequently asked questions

### Is Firefly free?

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

### Is WhosApp free?

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

### Do Firefly or WhosApp have ads?

Neither Firefly nor WhosApp shows ads.

### Which is updated more often, Firefly or WhosApp?

Firefly ships an update every 11 days, and WhosApp every 4 months. Most recently, Firefly was updated on October 9, 2026 and WhosApp on September 30, 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.*