48
Quality Score
Emerging
XLSX Viewer: XLS Reader
High confidence
✍️ bumetric analysis
“
XLSX Viewer: XLS Reader is an Android app from A1 Office Apps in the Tools category, currently rated 2.5★ across 40,384 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Quality Score is 48: Emerging (early traction worth watching). For a Tools app, 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
$700K
per month
→
12-mo forecast
$741K – $1141K
per month
→
24-mo forecast
$886K – $1645K
per month
BIG 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
$115K
↳ What it cost to build · not monthly revenue
Likely range $85K – $155K
$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 |
| 💎In-app purchase plumbing | +$9K |
| ⚙Tools complexity ×0.90 | $-5949 |
| 🌐Cross-platform reach (iOS + Android) | +$29K |
| ⚙5.6y maintenance × ~1-person team | +$33K |
Total estimate$115K
ONE-TIME · EXIT VALUE💵 Estimated acquisition value
$20K
↳ What it would sell for · not monthly revenue
Marketplace range $15K – $25K · 25× MRR multiple
💸~0.2× build cost (under-water)
Synthetic estimate. Multiple band derived from iap / freemium model + 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
| 💎IAP / freemium model base | 28× MRR |
| 📅5.6y proven track record | +20% |
| ⭐★ rating < 3.5 (weak) | -18% |
| 🏷Tools category multiple | -8% |
Final multiple25× MRR
👥 Estimated audience size
5.5M
Lifetime downloads (US-equivalent)
Monthly active
950K
Daily active
170K
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
| 📲Tools engagement | ~190 installs / rating |
| 📅5.6y of rating accumulation | -28% |
| 🔁Tools D30 retention | 22% |
| 📍DAU / MAU stickiness | 0.18 |
DAU / MAU18% sticky
🛠 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 | Tools |
| 📦Compact Android bundle | → Native Kotlin |
💀 Maintenance status
Slowing
30%
Last shipped 2026-01-07 · 138 days ago
0 · Active50 · At risk100 · 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
| 📅4 months since last update | Slowing cadence |
VerdictSlowing
🔬
How we forecast this revenue
MEDIUM CONFIDENCEBaseline
$700K/mo · ML-estimated from 234 triggers
Growth rate
+2.5% MoM · BIG tier baseline (compound monthly)
6 months
$690K – $933K
12 months
$741K – $1.1M
24 months
$886K – $1.6M
Compound growth at +2.5% MoM (tier baseline for BIG). Range widens with horizon — typical noise band ±15% at 6mo.. Ranges widen with horizon — distant futures carry more uncertainty.
📊
BU Investment Matrix
Concerning · 55/100BIG TIERbelow benchmarksGrowth Velocity
5.0
Founder Strength
6.2
Product Quality
4.9
Revenue Strength
5.8
Monetization Maturity
5.0
Defensibility
8.9
Market Position
0.0
Operational Safety
8.0
- 💰 Revenue: Healthy — $280K - $1540K/mo · BIG tier · medium-low confidence, trajectory unclear.
- ⭐ Quality: 2.45★ across 40,384 reviews — below category median.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ 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 = $12.6M-$22.4M.
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:
| Mid install base (40,384 ratings)METRIC | +$5,500 | |
| Below-average rating (2.5★)METRIC | −$1,500 | |
| Established app (5y old)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 |
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.
App Specs
🔐 Own this app? Claim & verify MRR →🔖 vA1 XLS-5.3.0🔄 updated 4mo ago📂 Tools💰 Free📺 Ad-supported💎 IAP $0.49 - $27.99 per item🚀 Launched 2020 (5y old)
📝 About this app
XLSX Viewer: XLS Reader & Spreadsheets Editor app with XLSX file reader can be your default All-in-1 XLS App and directly open the XLS / CSV / XLSX / XLSM / Sheets from the file manager, email container, or web in this XLS sheet reader without opening the application.
The XLSX Viewer: Sheets editor app is the most efficient office productivity tool to read xlsx sheets, xls files. XLS file viewer & Editor is developed for worldwide users. XLS or XLSX sheets app feature and formatting options make your workbook easier to read and use.… View full description on the official store →
The XLSX Viewer: Sheets editor app is the most efficient office productivity tool to read xlsx sheets, xls files. XLS file viewer & Editor is developed for worldwide users. XLS or XLSX sheets app feature and formatting options make your workbook easier to read and use.… View full description on the official store →
🧪
Tech & Domain Intel — a1apps.co
- Mail provider
- Google Workspace
- Tech stack
- Brevo (formerly Sendinblue) · Meta (Facebook) Ads · Google Workspace · Zoho
Derived from public RDAP + DNS TXT records (no scraping, no login).
🔔
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- XLSX Viewer: XLS Reader
- Developer
- A1 Office Apps
- Bundle ID
- com.xsdev.xls.xlsx.excelviwer.excelreader.spread.sheets
- App Store URL
- Open in App Store
- Category
- Tools
- Content rating
- Not found
- Languages
- Not found
Company
- Website
- a1apps.co
- 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
- $788/mo
- Top-grossing rank
- Not found
- All-time revenue
- Not found
- Pricing
- $0.49 - $27.99 per item
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 growth40,384 ratings+71% lifetimeShow 3-year history estimate ▾
Tracked (1 weeks) Pre-tracking estimate (36 weeks) · model-based, ±5% noise · anchored to release date and current value
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.
More by A1 Office Apps
View all →📦 Portfolio summaryINDIE studio
6apps·$4K/mocombined
✓ Diversified — top app contributes 46%; risk spread across portfolio
Full revenue analysis
Read the article-style breakdown for XLSX Viewer: XLS Reader: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why high confidence: 40,384 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
10 answers · auto-generated from this app's public dataHow much does XLSX Viewer make per month?▴
Based on our ML-calibrated revenue forecast, XLSX Viewer earns approximately $788/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 XLSX Viewer profitable?▴
With estimated build cost $115K and monthly revenue $788, XLSX Viewer looks well below break-even — current monthly revenue is much smaller than the estimated build cost. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
How many users does XLSX Viewer have?▴
Estimated audience: ~5.5M lifetime downloads, ~950K monthly active users, and ~170K 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 XLSX Viewer?▴
Browse the full Tools 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 XLSX Viewer built with?▴
Our heuristic places XLSX Viewer on the Native Android (Kotlin) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Flutter.
Is XLSX Viewer still actively maintained?▴
Maintenance status: Slowing (30% abandonment risk). Last shipped version was 4 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would XLSX Viewer sell for?▴
Estimated acquisition value: $20K (marketplace range $15K – $25K). Calculated as 25× 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 XLSX Viewer last updated?▴
XLSX Viewer last shipped a new version on 2026-01-07 — 4 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes XLSX Viewer?▴
XLSX Viewer is published by A1 Office 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 XLSX Viewer's BU Score?▴
XLSX Viewer has a BU Score of 48/100 (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.