Comparison

Firefly vs WhosApp

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Firefly

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
Read full description

No more being handed workouts without accountability. Firefly delivers personalized daily home workouts guided by an AI fitness coach that corrects your form in real time. Using your phone’s camera, Firefly builds real workout habits through verbal and visual cues tailored to your mobility level. We can’t see your video and we never save it, keeping your workouts 100% private for you. With Firefly, you'll get: REAL-TIME FORM FEEDBACK Your AI coach corrects your form and posture instantly, to help you avoid building bad habits. ADAPTIVE COACHING Achieve real results by pushing yourself to match the coach's form. Either let the coach adjust as you move or lock in a difficulty. PERSONAL ACCOUNTABILITY Complete your daily workout by matching the coach's form on every exercise. On HARD difficulty, only full-range, properly executed reps count. OFFLINE WORKOUT Perform your workouts on the go without the internet. REVIEW & IMPROVE See exactly what went wrong after each workout. Replay your movements with a 3D stick figure, frame by frame. No video is stored. PERSONAL INSIGHTS Track your progress with form grades, workout history, and streaks. CUSTOMIZE YOUR ROUTINE Program your own routines. Select trained exercises from our library. WORKOUT PROGRAMS Stay consistent with challenges, milestones, and rewards. SEE YOUR BEST REP MOMENT Before finishing, Firefly shows your strongest rep. Share it instantly. DAILY CHECK-INS Get reminders to work out each day and stay consistent. WORKOUT GOAL TYPES: Stay Healthy - General full-body movement workouts to keep yourself active Build Muscle - Strength training focused with mobility exercises for recovery Fat/Weight Loss - Balanced mix of workouts meant to protect your muscles as you focus on nutrition Improve Flexibility - Mix of Yoga & Pilates focused on core strength and mobility stretches More Energy & Stamina - Full body workout with cardio to increase endurance FOR COACHES, TRAINERS, PHYSICAL THERAPISTS, INSTRUCTORS Scale your coaching without adding hours to your schedule. Firefly Classroom turns your programs into an AI coach that delivers consistent 1-on-1 coaching to every client 24/7. To get in contact, visit: https://www.firefly.fitness/contact-us-business Please exercise safely and progress at your own pace. Terms of Use: https://www.firefly.fitness/terms-of-service Privacy Policy: https://www.firefly.fitness/privacy Support: https://www.firefly.fitness/contact-us

About

WhosApp

Features
Read full description

WhosApp introduces the MBTI Booking System, a first-of-its-kind platform that matches users with classes and trainers based on personality type—making fitness more personal, engaging, and community-driven.

Screenshots

Firefly4 screens
WhosApp4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard3 real differences · 7 level
Firefly versus WhosApp: the parameters behind the verdict, then further details
ParameterFireflyWhosApp
PriceFreeFree
Rating4.5 (131 ratings) — better—
Positive reviews61.5% of reviews—
Number of ratings131 — better—
Update frequencyEvery 11 days — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.1 — better
Further details — not scored
Size194 MB74 MB
Age rating4+12+
DeveloperBeige LLCWhosApp Holdings Limited

In-app purchases

10 purchases

Firefly

Subscriptions9
  • Firefly Ultra Weekly3 Days trial$8.997 Days
  • 1 Month7 Days trial$19.991 Month
  • Monthly Membership1 Month trial$19.991 Month
Show 6 more
  • Ultra 3 Month$39.993 Months
  • 6 Month7 Days trial$39.996 Months
  • 12 Month7 Days trial$119.991 Year
  • Yearly Membership7 Days trial$119.991 Year
  • Annual Members1 Month trial$119.991 Year
  • Annual Offer1 Month trial$119.991 Year
One-time1
  • Lifetime Premium$299.99
None

WhosApp

No in-app purchases

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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