49
Quality Score
Emerging
Open Library Reader
Why low confidence: only 49 ratings · no founder-verified revenue (model estimate only) · revenue figure is directional only.
✍️ bumetric analysis
“
Open Library Reader is an iOS app from Loomis House, LLC in the Food & Drink category, currently rated 3.0★ across 49 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.
Quality Score is 49: Emerging (early traction worth watching). For a Food & Drink 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.
💰 Revenue · today and ahead
Today
$500/mo
In 12 months
$437 – $1575
In 24 months
$405 – $3644
INDIE tierFREE
💡 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
$85K
↳ What it cost to build · not monthly revenue
Likely range $65K – $115K
$25K · MVP floor$100K · indie scale$500K+ · studio build
📈Pays back in ~8 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 |
| ⚙Food & Drink complexity ×1.10 | +$5K |
| ⚙4.8y maintenance × ~1-person team | +$28K |
Total estimate$85K
ONE-TIME · EXIT VALUE💵 Estimated acquisition value
$150K
↳ What it would sell for · not monthly revenue
Marketplace range $100K – $175K · 14× MRR multiple
💸~1.8× build cost (break-even+)
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 |
| 📅4.8y proven track record | +20% |
| ⭐★ rating < 3.5 (weak) | -18% |
| ⭐Small user base (<1K ratings) | -8% |
Final multiple14× MRR
🛠 Estimated tech stack
🍎
Native iOS (SwiftUI)
High confidence · 80%
Also possible
Native iOS (Swift / UIKit)
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 | 24 MB |
| 🏷Category context | Food & Drink |
| 📦Compact iOS bundle | → Native SwiftUI (post-2020 era) |
💀 Maintenance status
Slowing
25%
Last shipped 2026-04-01 · 52 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
| 📅52 days since last update | Healthy release cadence |
| 👥Small user base (49 ratings) + 4.8y old | +10% (solo-project pattern) |
VerdictSlowing
🔬
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: rating drift may slow acquisition
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
Pre-traction · 29/100INDIE TIERFREE (NO MONETIZATION)limited signalGrowth Velocity
5.0
Founder Strength
5.0
Product Quality
0.9
Revenue Strength
2.7
Monetization Maturity
0.5
Defensibility
3.2
Market Position
2.0
Operational Safety
4.1
- 💰 Revenue: Marginal — $200 - $1250/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 3.04★ across 49 reviews — weak — significant quality concerns.
- 📍 Market: Not yet charting in any of the 9 monitored markets.
- 📈 Growth: Insufficient signal to assess trajectory.
- ⚠️ Risk: Elevated — bug mentions above category norm, rating drift -0.68 ★ (recent 50 vs lifetime).
🎯 For competitors: Vulnerable. Quality drift + slow updates create a clear opening for a fresh competitor with active dev cadence.
💵 For acquirers: Estimated asking range 12-22× monthly = $6K-$11K. Portfolio play ($10K/mo combined) commands premium. Discount applied for operational risk..
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 6 of 6 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 | |
| Established app (4y old)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Single-language (English only)METRIC | −$400 | |
| Pre-traction phase (49 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.
App Specs
🔐 Own this app? Claim & verify MRR →💾 24 MB🔞 4+📱 iOS 13.0+🔖 v2.0.0+23🔄 updated 1mo ago🌐 EN📂 Food & Drink💰 Paid🚀 Launched 2021 (4y old)
📝 About this app
Open Library is an online library with millions of books to browse or check out. You can track the books that you're reading, want to read, etc. and read many of them right there.
PLEASE NOTE: This app is an interface to the openlibrary.org web site — if you don't use that site to read books, you may have trouble figuring out what the app is for. I encourage you to familiarize yourself with the site first, and then you'll understand what the app offers.
This app is one reader's effort to create the ideal portable experience for taking advantage of Open Library's amazing collection.… View full description on the official store →
PLEASE NOTE: This app is an interface to the openlibrary.org web site — if you don't use that site to read books, you may have trouble figuring out what the app is for. I encourage you to familiarize yourself with the site first, and then you'll understand what the app offers.
This app is one reader's effort to create the ideal portable experience for taking advantage of Open Library's amazing collection.… View full description on the official store →
🆕 What's New · v2.0.0+23
Welcome to the all new, completely rebuilt OL Reader! It looks the same, and all your favorite features are still there, but it's all new under the hood and there are some great new features:
• More information on the shelf pages, including book counts and author names… Full release notes →
• More information on the shelf pages, including book counts and author names… Full release notes →
📅
What Worked™ · Development Pipeline
5 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 →
2023-07
📈
Crossed 10 ratings — social-proof flywheel kicking in
2023-07
⭐
Rating ↓ 4.13 → 3.78 (dropped 0.35★)
2023-03
⭐
Rating ↓ 4.50 → 4.00 (dropped 0.50★)
2022-05
⭐
Rating ↓ 5.00 → 4.60 (dropped 0.40★)
2021-08
🚀
First tracked snapshot — initial data captured
🗣
Voice of Customer
Based on 33 reviews across 4 markets● 67% positive · ● 18% neutral · ● 15% negative · Rating drift: -0.68★ (declining — recent 50: 2.36★ vs lifetime: 3.04★)
Sentiment by country (−1 to +1)
🇦🇺 AU
+0.38
🇺🇸 US
+0.37
🇬🇧 GB
+0.04
🇨🇦 CA
-0.09
Top praise themes
read books ×3 full screen ×3 reading ×6 page ×6 mode ×5 book ×5 adjust ×3
Top complaint themes
login screen ×4 past login ×3 sign ×8 read ×5 account ×5 doesn ×5 page ×5 log ×4
Risk signals
Bug mentions: 6%
🌍
Multi-Country Performance
Available in 9 of 9 monitored markets| Market | Rating | Reviews | Current version |
|---|---|---|---|
| 🇦🇺 AU | 1.5★ | 6 | 1.5★ this version |
| 🇧🇷 BR | 0★ | 0 | — |
| 🇨🇦 CA | 1★ | 3 | 1★ this version |
| 🇩🇪 DE | 2.83333★ | 6 | 2.83333★ this version |
| 🇫🇷 FR | 5★ | 1 | 5★ this version |
| 🇬🇧 GB | 1.83333★ | 6 | 1.83333★ this version |
| 🇮🇳 IN | 3.5★ | 2 | 3.5★ this version |
| 🇯🇵 JP | 3★ | 2 | 3★ this version |
| 🇺🇸 US | 3.04082★ | 49 | 3.04082★ this version |
🔔
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Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Open Library Reader
- Developer
- Loomis House, LLC
- Bundle ID
- com.loomis-house.olreader
- App Store URL
- Open in App Store
- Category
- Food & Drink
- 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
- Verified revenue / mo
- Not found
- AI revenue estimate / mo
- Not found
- AI annual estimate
- Not found
- ML model estimate / mo
- $10.4K/mo
- Top-grossing rank
- Outside top 100 in US Food & Drink
- 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.
⭐Recent App Store Reviews25 latest · avg 2.56★ · 24.0% 5★ · 48.0% 1★
5★6 (24%)
4★2 (8%)
3★4 (16%)
2★1 (4%)
1★12 (48%)
+0 ratings/week
Praise: great ×6 love ×5 favorite ×1 fantastic ×1 best ×1Complaints: broken ×1
Top positive
★★★★★ Fantastic app!
This app is wonderful for reading books from Open Library! It’s so much better than trying to read a book on a web browser, and very easy to use. It has cool features, like bookmarks, 3 different shelves, and more.…
★★★★★ Most enjoyable way to read Open Library books
Open Library by Internet Archive has thousands of books to borrow for free, but the reading experience on mobile devices is not good. This app changes that, especially with the full screen reading mode, sortable shelves, and search. It is a…
Top negative
★☆☆☆☆ Awful
It opens a book with this bubble on top with instructions but I can’t figure out how to get rid of the bubble so I can actually read the book!…
★☆☆☆☆ Great resource! But it lost my whole history.
I was so excited to see how many classic text books were available to borrow for research in my field. I spent an hour searching by the names of several favorite scholars and putting them in my “To Read” collection. Then I logged out and tr…
📈Ratings growth49 ratings+4800% lifetimeShow 3-year history estimate ▾
Tracked (27 weeks) Pre-tracking estimate (33 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.
❓ Frequently Asked Questions
9 answers · auto-generated from this app's public dataHow much does Open Library Reader make per month?▾
Based on our ML-calibrated revenue forecast, Open Library Reader earns approximately $10K/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 Open Library Reader profitable?▾
With estimated build cost $85K and monthly revenue $10K, Open Library Reader looks profitable — pays back its estimated build cost in roughly 8 months at the current run-rate. Profitability also depends on paid-acquisition spend and refund rate which the public model doesn't see.
What apps are like Open Library Reader?▾
Browse the full Food & Drink 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 Open Library Reader built with?▾
Our heuristic places Open Library Reader on the Native iOS (SwiftUI) stack (High confidence, 80%). Signals: app bundle size, category context, store-description markers, release-date era. We don't disassemble binaries. Alternative possibilities: Native iOS (Swift / UIKit).
Is Open Library Reader still actively maintained?▾
Maintenance status: Slowing (25% abandonment risk). Last shipped version was 1 months ago. The risk score combines time-since-last-update with Editor's Choice / curated featuring + user-base maturity adjustments.
How much would Open Library Reader sell for?▾
Estimated acquisition value: $150K (marketplace range $100K – $175K). Calculated as 14× 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 Open Library Reader last updated?▾
Open Library Reader last shipped a new version on 2026-04-01 — 1 months ago. This is the date Apple / Google last accepted a new build, not a content-only push.
Who makes Open Library Reader?▾
Open Library Reader is published by Loomis House, LLC 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 Open Library Reader's BU Score?▾
Open Library Reader has a BU Score of 49/100 (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.