Personal Trainer: Gravl
76
Quality Score
Strong
Personal Trainer: Gravl
Medium confidence
✍️ bumetric analysis
“
Personal Trainer: Gravl is an iOS app from GAINS AI in the Health & Fitness category, currently rated 4.9★ across 2,484 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 76: Strong (healthy traction). For a Health & Fitness app, that means healthy traction. The full BU Investment Matrix below scores 8 dimensions including monetisation, growth, and operational risk.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
💰 Monthly revenue · now vs forecast
● Right now
$653
per month
→
12-mo forecast
$571 – $2057
per month
→
24-mo forecast
$529 – $4759
per month
INDIE tier
💡 Grow this revenue
Free AI audit of this app’s store listing
- Title & subtitle keyword fit
- Description hook & conversion structure
- Screenshots, ratings, reviews strategy
Typical impact: +2-5× organic installs
📊 Performance Tracking LIVE
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$125K
↳ What it cost to build · not monthly revenue
Likely range $95K – $170K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~10 months at current MRR
Synthetic estimate. Inputs: category complexity, file size, screen count, monetization layer, platform reach, age × team-size proxy. Calibrated against 2024-2026 indie-agency rate surveys. Full math + source list on /methodology.
Where the money goes
| 🧱 MVP baseline (design + 1-store ship) | +$28K |
| 📱 5 unique screens × $4.5K | +$22K |
| 📦 Asset bundle (145 MB) | +$37K |
| ⚙ Health & Fitness complexity ×1.40 | +$35K |
Total estimate
$125K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$250K
↳ What it would sell for · not monthly revenue
Marketplace range $175K – $325K · 19× MRR multiple
💸
~2.0× return on build cost
Synthetic estimate. Multiple band derived from ad-supported + age, rating quality, category demand, and user-base maturity. Calibrated against 2024-2026 indie-app-marketplace closed-deal medians. Full math + comparable deal list on /methodology.
How the multiple was built
| 📺 Ad-supported base | 15× MRR |
| ⭐ ★ rating ≥ 4.7 (premium) | +15% |
| 🏷 Health & Fitness category multiple | +10% |
Final multiple
19× MRR
👥 Estimated audience size
170K
Lifetime downloads (US-equivalent)
Monthly active
37K
Daily active
12K
Synthetic estimate from ratings × category benchmarks. Calibrated against 2024-2026 mobile-attribution retention + DAU/MAU reports. Numbers are US-storefront-equivalent — true global audience can be 5-10× larger for international apps. Full math + source list on /methodology.
How we sized it
| 📲 Health & Fitness engagement | ~70 installs / rating |
| 🔁 Health & Fitness D30 retention | 22% |
| 📍 DAU / MAU stickiness | 0.35 |
DAU / MAU
34% sticky
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$653/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
Direction
Headwinds: low defensibility moat
6 months
$556 – $1.3K
12 months
$571 – $2.1K
24 months
$529 – $4.8K
Compound growth at +6.0% MoM (tier baseline for INDIE). Range widens with horizon — typical noise band ±40% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Early-stage solo · 46/100INDIE TIERexpected for tierRevenue Strength
2.8
Product Quality
8.8
Market Position
1.2
Growth Velocity
5.0
Defensibility
2.7
Operational Safety
10.0
Founder Strength
5.1
Monetization Maturity
1.0
- 💰 Revenue: Marginal — $261 - $1632/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.88★ across 2,484 reviews — strong (top 10%).
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Low — no material risk signals detected.
🎯 For competitors: Mixed picture. Worth competing if you have a clear UX or pricing edge — otherwise crowded segment.
💵 For acquirers: Estimated asking range 18-32× monthly = $11K-$20K. Portfolio play ($12K/mo combined) commands premium.
Composite of 8 dimensions computed deterministically from public signals — no LLM, every score traces back to a measurable input. Default weights shown; "compete" / "acquire" / "invest" lenses re-weight without re-fetching.
Range:
💰 Forecast Revenue / mo
MODELRevenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 10 of 10 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Excellent rating (4.9★)METRIC | +$2,200 | |
| worth every pennyREVIEW | +$2,000 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| Low install base (2,484 ratings)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Localized (8 languages)METRIC | +$600 | |
| Growing app (2y old)METRIC | +$200 |
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)
📈 Reviews Growth
LIVECumulative review count from first BU snapshot. Each point = a tracked update.
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🆕 What's New · v1.45
- New onboarding flow with improved Apple Health permissions, body stats, gym selection, and personalized workout plan summary
- Find your gym during setup so Gravl can preload available equipment when supported… Full release notes →
- Find your gym during setup so Gravl can preload available equipment when supported… Full release notes →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Personal Trainer: Gravl
- Developer
- GAINS AI
- Bundle ID
- com.liteup.getgains
- App Store URL
- Open in App Store
- Category
- Health & Fitness
- Content rating
- 4+
- Languages
- CS, EN, FR, DE, IT, PL, PT, ES
Company
- Website
- Not found
- Tagline
- take your workouts to the next level
- Description
- Gravl delivers the value of a personal trainer for a fraction of the cost. Get workouts that are designed around your goals and daily schedule.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $12.8K/mo
- Top-grossing rank
- 🇧🇷#51 /100 🇫🇷#76 /100
- All-time revenue
- Not found
- Pricing
- Not found
Founder
Founder data not yet collected for this app.
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
- Socials
- instagram instagram.com/gravl.en
- Not found
- Phone
- Not found
- Contact page
- gravl.ai/support
- About page
- Not found
📈Ratings growth2,484 ratings+1953% lifetimeShow 3-year history estimate ▾
Tracked (54 weeks) Pre-tracking estimate (35 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Top Countries — Grossing Rank2 countries
🇧🇷BR#51 /100
🇫🇷FR#76 /100
📊Category Rank Trajectory#51 now · best #47 · worst #100
Lower line = better rank · Estimate from ratings growth model · Lower position on chart = worse rank · Higher = top of chart
🚀Version Release Timeline2 releases tracked
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.
📝 About this app
Build muscle, increase your strength, or get lean with Gravl. Whether you are at home in the gym or outside, Gravls training algorithm will provide you with a personalized workout designed to help you reach your fitness goals.
A new generation of fitness algorithm
Unlike existing fitness apps, Gravls Algorithm doesn't just assemble random workouts. Our technology looks at your unique attributes (gender, weight, age, training level) and studies your workout patterns to evolve around your schedule, goals, equipment, and place of training.
As you train more Gravl gets better.… View full description on the official store →
A new generation of fitness algorithm
Unlike existing fitness apps, Gravls Algorithm doesn't just assemble random workouts. Our technology looks at your unique attributes (gender, weight, age, training level) and studies your workout patterns to evolve around your schedule, goals, equipment, and place of training.
As you train more Gravl gets better.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 145 MB🔞 4+📱 iOS 16.2+🔖 v1.45🔄 updated 0d ago🌐 CS, EN, FR, DE, IT +3📂 Health & Fitness💰 Paid
📅
What Worked™ · Development Pipeline
10 EVENTS TRACKEDDetected changes in this app over its tracked lifetime — each event links cause (what changed) to effect (what moved). Sorted newest first.See full history →Version history →
2026-05
🔧
Shipped update — v? → v1.44
2026-04
⭐
Rating ↑ 3.72 → 4.88 (improved 1.16★)
2026-04
📈
Crossed 100 ratings — social-proof flywheel kicking in
2025-07
📈
Crossed 50 ratings — social-proof flywheel kicking in
2024-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
2024-02
⭐
Rating ↓ 3.71 → 3.38 (dropped 0.33★)
2024-02
⭐
Rating ↓ 4.17 → 3.71 (dropped 0.46★)
2023-12
⭐
Rating ↓ 4.67 → 3.75 (dropped 0.92★)
2023-11
⭐
Rating ↓ 5.00 → 4.67 (dropped 0.33★)
2023-09
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 4 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇬🇧 GB | 4.84277★ | 159 | 4.84277★ this version |
| 🇩🇪 DE | 4.75978★ | 179 | 4.75978★ this version |
| 🇫🇷 FR | 4.80619★ | 903 | 4.80619★ this version |
| 🇯🇵 JP | 4.72727★ | 11 | 4.72727★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Personal Trainer: Gravl: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why medium confidence: 2,484 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Personal Trainer make per month?▴
Based on our ML-calibrated revenue forecast, Personal Trainer earns approximately $12K/mo. This is a US-storefront-equivalent estimate; global revenue can be several times larger for internationally-distributed apps. See the methodology page for the full formula and confidence bands.
What apps are like Personal Trainer?▴
Browse the full Health & Fitness category catalog to find similar apps with revenue, build cost, audience and tech stack data. Each /p/{slug} page also shows a Compare side-by-side widget with three peer apps from the same niche.
Who makes Personal Trainer?▴
Personal Trainer is published by GAINS AI on the Apple App Store. See the full publisher portfolio (other apps by the same developer) via the More by developer block on the product page above.
What is Personal Trainer's BU Score?▴
Personal Trainer has a BU Score of 76/100 (Strong). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.