Translation Book:AI Translator
56
Quality Score
Solid
Translation Book:AI Translator
Medium confidence
✍️ bumetric analysis
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Translation Book:AI Translator is an iOS app from TROT (HK) COMPANY LIMITED in the Utilities category, currently rated 4.6★ across 103 ratings. Initial signal reads as mixed reviews: supporters praise core features while critics cite stability and value gaps.
Quality Score is 56: Solid (established niche player). For a Utilities app, that means established niche player. 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
$500
per month
→
12-mo forecast
$437 – $1575
per month
→
24-mo forecast
$405 – $3644
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
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
ONE-TIME · BUILD
💰 Estimated build cost
$45K
↳ What it cost to build · not monthly revenue
Likely range $35K – $60K
$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 |
| ⚙ Utilities complexity ×0.85 | $-7575 |
Total estimate
$45K
👥 Estimated audience size
20K
Lifetime downloads (US-equivalent)
Monthly active
4.1K
Daily active
820
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
| 📲 Utilities engagement | ~200 installs / rating |
| 🔁 Utilities D30 retention | 20% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
20% sticky
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$500/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
Direction
Headwinds: low defensibility moat
6 months
$426 – $993
12 months
$437 – $1.6K
24 months
$405 – $3.6K
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 · 42/100INDIE TIERexpected for tierGrowth Velocity
5.0
Founder Strength
3.5
Product Quality
6.5
Revenue Strength
2.7
Monetization Maturity
1.0
Defensibility
2.6
Market Position
2.0
Operational Safety
10.0
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.61★ across 103 reviews — solid.
- 📍 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 = $9K-$16K.
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 5 of 5 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Excellent rating (4.6★)METRIC | +$2,200 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Early-stage install base (103 ratings)METRIC | +$400 | |
| Single-language (English only)METRIC | −$400 | |
| 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 · vv1.1.2
UI overhaul: All screens refreshed with a modern, polished design.
Bug fixes: Resolved several known issues for a smoother, more reliable experience.
Performance improvements: Optimizations to make the app faster and more responsive.
Bug fixes: Resolved several known issues for a smoother, more reliable experience.
Performance improvements: Optimizations to make the app faster and more responsive.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Translation Book:AI Translator
- Developer
- TROT (HK) COMPANY LIMITED
- Bundle ID
- com.translateverysmart.LetterMesh
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN
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
- $287/mo
- Top-grossing rank
- Outside top 100 in US Utilities
- 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.
📈Ratings growth106 ratings+1078% lifetimeShow 3-year history estimate ▾
Tracked (11 weeks) Pre-tracking estimate (31 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
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
Translation Book – AI-Powered Translation Made Simple
Translation Book delivers fast and accurate translations for text, voice, images, and imported text files. Whether you are traveling, studying, working, or communicating across languages, the app helps you understand and express yourself clearly in seconds.
All-in-One Translation Toolkit
Text Translation: Type or paste text and get instant, accurate results.
Voice Translation: Speak naturally and translate conversations in real time.
Photo Translation: Capture menus, signs, or small text sections for quick recognition.… View full description on the official store →
Translation Book delivers fast and accurate translations for text, voice, images, and imported text files. Whether you are traveling, studying, working, or communicating across languages, the app helps you understand and express yourself clearly in seconds.
All-in-One Translation Toolkit
Text Translation: Type or paste text and get instant, accurate results.
Voice Translation: Speak naturally and translate conversations in real time.
Photo Translation: Capture menus, signs, or small text sections for quick recognition.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 37 MB🔞 4+📱 iOS 14.0+🔖 vv1.1.2🔄 updated 0d ago🌐 EN📂 Utilities💰 Paid
📅
What Worked™ · Development Pipeline
9 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
⭐
Rating ↑ 3.20 → 4.61 (improved 1.41★)
2026-05
📈
Crossed 10 ratings — social-proof flywheel kicking in
2026-03
⭐
Rating ↓ 4.20 → 3.20 (dropped 1.00★)
2026-03
⭐
Rating ↑ 3.75 → 4.20 (improved 0.45★)
2026-03
📈
Crossed 10 ratings — social-proof flywheel kicking in
2026-02
⭐
Rating ↑ 3.33 → 3.75 (improved 0.42★)
2025-07
⭐
Rating ↑ 2.50 → 3.33 (improved 0.83★)
2025-06
⭐
Rating ↑ 1.00 → 2.50 (improved 1.50★)
2024-10
🚀
First tracked snapshot — initial data captured
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.5★ | 10 | 4.5★ this version |
| 🇧🇷 BR | 5★ | 4 | 5★ this version |
| 🇨🇦 CA | 4.52941★ | 17 | 4.52941★ this version |
| 🇩🇪 DE | 4.36842★ | 19 | 4.36842★ this version |
| 🇫🇷 FR | 4.2★ | 10 | 4.2★ this version |
| 🇬🇧 GB | 4.54545★ | 11 | 4.54545★ this version |
| 🇮🇳 IN | 5★ | 3 | 5★ this version |
| 🇯🇵 JP | 4★ | 7 | 4★ this version |
| 🇺🇸 US | 4.60377★ | 106 | 4.60377★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Translation Book:AI Translator: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
Similar apps in Utilities
About this analysis
Why medium confidence: 103 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Translation Book make per month?▴
Based on our ML-calibrated revenue forecast, Translation Book earns approximately $287/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 Translation Book?▴
Browse the full Utilities 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 Translation Book?▴
Translation Book is published by TROT (HK) COMPANY LIMITED 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 Translation Book's BU Score?▴
Translation Book has a BU Score of 56/100 (Solid). The score combines App Store rating, ratings count, monetization model and revenue signals calibrated against founder-verified MRR anchors. See the BU Score formula.