Left/Right - Brain Challenge
40
Quality Score
Emerging
✍️ bumetric analysis
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Left/Right - Brain Challenge is an Android app from Casual-Apps, currently rated 3.0★ across 85 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 40: Emerging (early traction worth watching). For an app like this, that means early traction worth watching. 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
$132
per month
→
12-mo forecast
$66 – $615
per month
→
24-mo forecast
$66 – $1842
per month
MICRO 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
$80K
↳ What it cost to build · not monthly revenue
Likely range $60K – $110K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Slow ROI — current MRR is well below build cost
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 |
| 🌐 Cross-platform reach (iOS + Android) | +$27K |
Total estimate
$80K
🛠 Estimated tech stack
🤖
Native Android (Kotlin)
High confidence · 80%
Also possible
Flutter
Heuristic guess from app bundle size, category, store description signals, and release-date stack era. Bumetric does not disassemble binaries — for binary-level certainty you would need an SDK intelligence tool or the manifest itself. Reasoning chain on the right. Full ruleset on /methodology.
Signals we read
| 🏷 Category context | category |
| 📦 Compact Android bundle | → Native Kotlin |
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$132/mo · ML-estimated from 234 triggers
Growth rate
+8.0% MoM · MICRO tier baseline (compound monthly)
Direction
Headwinds: rating drift may slow acquisition
6 months
$84 – $335
12 months
$66 – $615
24 months
$66 – $1.8K
Compound growth at +8.0% MoM (tier baseline for MICRO). Range widens with horizon — typical noise band ±60% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Insufficient data · 32/100MICRO TIERtoo early to scoreGrowth Velocity
5.0
Founder Strength
4.3
Product Quality
2.4
Revenue Strength
2.1
Monetization Maturity
1.0
Defensibility
3.5
Market Position
0.0
Operational Safety
7.0
- 💰 Revenue: Marginal — $0 - $500/mo · MICRO tier · indicative confidence, trajectory unclear.
- ⭐ Quality: 3.0★ across 85 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: last update 342d ago — slow cadence.
- ⚠️ Risk: Moderate — 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 = $2K-$4K. Portfolio play ($436/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 4 of 4 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| 5 starREVIEW | +$1,800 | |
| Below-average rating (3.0★)METRIC | −$1,500 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Pre-traction phase (85 ratings)METRIC | −$300 |
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.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Left/Right - Brain Challenge
- Developer
- Casual-Apps
- Bundle ID
- com.casual.apps.leftright
- App Store URL
- Not found
- Category
- Not found
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- Not found
- Tagline
- Not found
- Description
- Not found
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Not found
Revenue
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $132/mo
- Top-grossing rank
- Not found
- 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
Contacts & Socials data not yet collected for this app.
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
Left/Right is a game that intended to practice your left side of the brain in a fun and challenging way!
All you need to do is pressing on the Left or Right buttons, according to the text and not the arrows.
Each correct answer will reward you with an extra time, so the quicker you will press the button, the higher score you can achieve.
Are you up for the challenge?
Let's find out...
All you need to do is pressing on the Left or Right buttons, according to the text and not the arrows.
Each correct answer will reward you with an extra time, so the quicker you will press the button, the higher score you can achieve.
Are you up for the challenge?
Let's find out...
App Specs
🔐 Own this app? Claim & verify MRR →🔖 v1.3.11🔄 updated 0d ago💰 Free
🔔
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📝 Description
95
BU Score · Transcendent
More by Casual-Apps
View all →📦 Portfolio summaryINDIE studio
3apps·$436/mocombined
Lead-app heavy — top app contributes 50%
About this analysis
Why low confidence: only 85 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
❓ Frequently Asked Questions
3 answers · auto-generated from this app's public dataHow much does Left/Right - Brain Challenge make per month?▴
Based on our ML-calibrated revenue forecast, Left/Right - Brain Challenge earns approximately $132/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.
Who makes Left/Right - Brain Challenge?▴
Left/Right - Brain Challenge is published by Casual-Apps on the Google Play 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 Left/Right - Brain Challenge's BU Score?▴
Left/Right - Brain Challenge has a BU Score of 40/100 (Emerging). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.