TeX Writer - LaTeX On The Go
61
Quality Score
Solid
✍️ Bumetric analysis
“
TeX Writer - LaTeX On The Go is an iOS app from 潮激 李 in the Productivity category, currently rated 4.0★ across 113 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.
Quality Score is 61: Solid (established niche player). For a Productivity 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
$5.0K
per month
→
12-mo forecast
$5.2K – $10.8K
per month
→
24-mo forecast
$6.4K – $19.2K
per month
MID 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
89 snapshots on record
Rating
4.0
Reviews
113 reviews
Forecast Revenue / mo
$5.0K
Snapshots tracked
89
since Aug 2012
ONE-TIME · BUILD
💰 Estimated build cost
$155K
↳ What it cost to build · not monthly revenue
Likely range $115K – $210K
$25K · MVP floor
$100K · indie scale
$500K+ · studio build
📈
Pays back in ~2.6y 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 (89 MB) | +$15K |
| ⚙ Productivity complexity ×1.10 | +$6K |
| ⚙ 14.1y maintenance × ~1-person team | +$84K |
Total estimate
$155K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$100K
↳ What it would sell for · not monthly revenue
Marketplace range $75K – $125K · 18× MRR multiple
💸
~0.6× build cost (under-water)
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 |
| 📅 14.1y proven track record | +20% |
| 🏷 Productivity category multiple | +8% |
| ⭐ Small user base (<1K ratings) | -8% |
Final multiple
18× MRR
👥 Estimated audience size
5.9K
Lifetime downloads (US-equivalent)
Monthly active
480
Daily active
210
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
| 📲 Productivity engagement | ~75 installs / rating |
| 📅 14.1y of rating accumulation | -30% |
| 🔁 Productivity D30 retention | 30% |
| 📍 DAU / MAU stickiness | 0.45 |
DAU / MAU
44% sticky
🛠 Estimated tech stack
🍎
Native iOS (Swift / UIKit)
Medium confidence · 60%
Also possible
React Native
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
| 📦 App bundle size | 89 MB |
| 🏷 Category context | Productivity |
| 📦 Mid-large iOS bundle | → Likely native Swift / UIKit (pre-2020 era) |
💀 Maintenance status
Likely abandoned
95%
Last shipped 2020-10-26 · 2165 days ago
0 · Active
50 · At risk
100 · Abandoned
Heuristic risk score from time-since-last-update + ratings velocity proxy + Editor's Choice / curated featuring signals. Calibrated against 2024-2025 app-store ranking decay reports. Not a guarantee — a quiet app with a healthy codebase looks the same as an abandoned one until something breaks. Full math on /methodology.
Risk signals
| 📅 5y+ since last update | Likely abandoned |
| 👥 Small user base (113 ratings) + 14.1y old | +10% (solo-project pattern) |
| • 14y old + 1y+ no update | +5% (API deprecation drift) |
Verdict
Likely abandoned
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$5.0K/mo · ML-estimated from 234 triggers
Growth rate
+4.0% MoM · MID tier baseline (compound monthly)
6 months
$4.7K – $7.9K
12 months
$5.2K – $10.8K
24 months
$6.4K – $19.2K
Compound growth at +4.0% MoM (tier baseline for MID). Range widens with horizon — typical noise band ±25% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Below median · 46/100MID TIERunderperforming peersGrowth Velocity
5.0
Founder Strength
6.2
Product Quality
5.7
Revenue Strength
3.7
Monetization Maturity
1.0
Defensibility
6.0
Market Position
2.0
Operational Safety
7.0
- 💰 Revenue: Modest — $3K - $7K/mo · MID tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.04★ across 113 reviews — below category median.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: ⚠ last update 2162d ago — possibly dormant.
- ⚠️ Risk: Moderate — dormant (2162d since update).
🎯 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 = $90K-$160K. Portfolio play ($31K/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 12 of 12 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Paid app ($0.00)METRIC | +$2,800 | |
| subscriptionREVIEW | +$2,500 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| excellent appREVIEW | +$1,500 | |
| Mature app (14y old)METRIC | +$1,500 | |
| highly recommendREVIEW | +$1,400 | |
| slowREVIEW | −$1,200 | |
| free trialREVIEW | +$1,200 | |
| Good rating (4.0★)METRIC | +$800 | |
| Early-stage install base (113 ratings)METRIC | +$400 | |
| Single-language (English only)METRIC | −$400 |
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
- TeX Writer - LaTeX On The Go
- Developer
- 潮激 李
- Bundle ID
- com.litchie.tex-notebook
- App Store URL
- Open in App Store
- Category
- Productivity
- Content rating
- 4+
- Languages
- EN
Company
- Website
- Not found
- Tagline
- Today
- Description
- Find apps and games for iPhone, iPad, Mac, and more on the App Store.
- Founded
- Not found
- HQ / Address
- Not found
- Employees
- Not found
- Logo
- Available
Revenue
- Reported revenue signal / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- Model estimate / mo
- $5.0K/mo
- Top-grossing rank
- Outside top 100 in US Productivity
- 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 growth113 ratings+-3% lifetimeShow 3-year history estimate ▾
Tracked (60 weeks) Pre-tracking estimate (0 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.
💰Pricing History$0.00 → $14.99 (+0%)
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
Writing and compiling TeX files on the go. No internet connection needed.
FULL TeX/LaTeX SUPPORT
- Supports both plain TeX and LaTeX, output PDF;
- Supports XeLaTeX/LuaLaTeX (online compiling, requires PRO subscription);
- Fast compiler optimized for iOS devices;
- On-demand package auto downloader, including big packages like beamer;
- Integrated BibTeX/MakeIndex;
- Support multi-file project with comment "%!TEX root=main.tex"
- Support compiler specification: "%!TEX program=xelatex"
DESIGNED FOR PROFESSIONAL WRITERS
- A text editor designed for LaTeX editing.… View full description on the official store →
FULL TeX/LaTeX SUPPORT
- Supports both plain TeX and LaTeX, output PDF;
- Supports XeLaTeX/LuaLaTeX (online compiling, requires PRO subscription);
- Fast compiler optimized for iOS devices;
- On-demand package auto downloader, including big packages like beamer;
- Integrated BibTeX/MakeIndex;
- Support multi-file project with comment "%!TEX root=main.tex"
- Support compiler specification: "%!TEX program=xelatex"
DESIGNED FOR PROFESSIONAL WRITERS
- A text editor designed for LaTeX editing.… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 89 MB🔞 4+📱 iOS 12.0+🔖 v6.3.2🔄 updated 5y ago🌐 EN📂 Productivity💰 Paid🚀 Launched 2012 (14y old)
📅
What Worked™ · Development Pipeline
17 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
💲
Went paid — introduced $14.99 price point
2026-05
📈
Crossed 50 ratings — social-proof flywheel kicking in
2026-05
⭐
Rating ↑ 3.60 → 4.04 (improved 0.44★)
2026-03
⭐
Rating ↓ 4.21 → 3.60 (dropped 0.61★)
2014-09
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$1.1K/mo high confidence
2014-09
📈
Crossed 100 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$2.6K/mo · reviews +7 high confidence
2013-07
📈
Crossed 50 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$753/mo high confidence
2013-01
⭐
Rating ↑ 3.08 → 3.48 (improved 0.40★)
→ 30 days after: revenue +$2.2K/mo · rating +0.28★ · reviews +6 high confidence
2012-11
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$730/mo · rating +0.26★ medium · co-occurring
2012-11
📈
Crossed 10 ratings — social-proof flywheel kicking in
→ 30 days after: revenue +$1.7K/mo · rating +0.45★ · reviews +5 medium · co-occurring
2012-10
⭐
Rating ↓ 3.20 → 2.63 (dropped 0.57★)
→ 30 days after: revenue +$995/mo · rating +0.19★ high confidence
2012-10
⭐
Rating ↓ 3.20 → 2.83 (dropped 0.37★)
→ 30 days after: revenue +$1.9K/mo · rating −0.38★ · reviews +6 high confidence
2012-09
⭐
Rating ↑ 2.00 → 3.20 (improved 1.20★)
→ 30 days after: revenue +$855/mo · rating −0.57★ high confidence
2012-09
⭐
Rating ↑ 2.33 → 3.00 (improved 0.67★)
→ 30 days after: revenue +$2.2K/mo · rating +0.63★ · reviews +7 medium · co-occurring
2012-09
⭐
Rating ↓ 3.00 → 2.33 (dropped 0.67★)
→ 30 days after: revenue +$2.2K/mo · rating +0.63★ · reviews +7 medium · co-occurring
2012-09
⭐
Rating ↑ 2.00 → 3.00 (improved 1.00★)
→ 30 days after: revenue +$1.3K/mo · rating +1.20★ medium · co-occurring
2012-08
🚀
First tracked snapshot — initial data captured
→ 30 days after: revenue +$1.3K/mo · rating +1.20★ medium · co-occurring
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 4.25★ | 12 | 4.25★ this version |
| 🇧🇷 BR | 4.07143★ | 14 | 4.07143★ this version |
| 🇨🇦 CA | 3.77778★ | 9 | 3.77778★ this version |
| 🇩🇪 DE | 3.56522★ | 23 | 3.56522★ this version |
| 🇫🇷 FR | 4★ | 18 | 4★ this version |
| 🇬🇧 GB | 4.31034★ | 29 | 4.31034★ this version |
| 🇮🇳 IN | 1.8★ | 5 | 1.8★ this version |
| 🇯🇵 JP | 3.9★ | 30 | 3.9★ this version |
| 🇺🇸 US | 4.0354★ | 113 | 4.0354★ this version |
🔔
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for TeX Writer - LaTeX On The Go: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
More by 潮激 李
View all →📦 Portfolio summaryINDIE studio
3apps·$12K/mocombined
✓ Diversified — top app contributes 39%; risk spread across portfolio
About this analysis
Why medium confidence: 113 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does TeX Writer - LaTeX On The Go make per month?▴
Based on our ML-calibrated revenue forecast, TeX Writer - LaTeX On The Go earns approximately $5.0K/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.
Is TeX Writer - LaTeX On The Go profitable?▴
With estimated build cost $155K and monthly revenue $5.0K, TeX Writer - LaTeX On The Go looks break-even-grade — payback period sits around 2.6 years. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does TeX Writer - LaTeX On The Go have?▴
Estimated audience: ~5K lifetime downloads, ~480 monthly active users, and ~210 daily active users. Derived from ratings count × category installs-per-rating × age decay. US-storefront-equivalent — global audience can be 5-10× larger for internationally-distributed apps.
What apps are like TeX Writer - LaTeX On The Go?▴
Browse the full Productivity 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.
What is TeX Writer - LaTeX On The Go built with?▴
Our heuristic places TeX Writer - LaTeX On The Go on the Native iOS (Swift / UIKit) stack (Medium confidence, 60%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: React Native, Flutter.
Is TeX Writer - LaTeX On The Go still actively maintained?▴
Maintenance status: Likely abandoned (95% abandonment risk). Last shipped version was 5+ years ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would TeX Writer - LaTeX On The Go sell for?▴
Estimated acquisition value: $100K (marketplace range $75K – $125K). Calculated as 18× monthly revenue using the standard multiple for the detected monetization model + adjustments for age, rating quality and category demand. Calibrated against 2024-2026 Flippa / Acquire.com / MicroAcquire closed-deal medians.
When was TeX Writer - LaTeX On The Go last updated?▴
TeX Writer - LaTeX On The Go last shipped a new version on 2020-10-26 — more than 5 year(s) ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes TeX Writer - LaTeX On The Go?▴
TeX Writer - LaTeX On The Go is published by 潮激 李 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 TeX Writer - LaTeX On The Go's BU Score?▴
TeX Writer - LaTeX On The Go has a BU Score of 61/100 (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.