Perlego: Bücher & Lehrbücher
60
Quality Score
Solid
Perlego: Bücher & Lehrbücher
Medium confidence
✍️ bumetric analysis
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Perlego: Bücher & Lehrbücher is an iOS app from Perlego Ltd. in the Food & Drink category, currently rated 4.5★ across 1,123 ratings. Initial signal reads as mostly critical sentiment so far: users flag rough edges and unmet expectations.
Quality Score is 60: Solid (established niche player). For a Food & Drink 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
$534
per month
→
12-mo forecast
$467 – $1683
per month
→
24-mo forecast
$433 – $3893
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
Loading…
Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
🤖Also on Android
$242/mo · 154 ratings · 3.1★
View →
ONE-TIME · BUILD
💰 Estimated build cost
$55K
↳ What it cost to build · not monthly revenue
Likely range $40K – $75K
$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 |
| 📦 Asset bundle (53 MB) | +$1K |
| ⚙ Food & Drink complexity ×1.10 | +$5K |
Total estimate
$55K
ONE-TIME · EXIT VALUE
💵 Estimated acquisition value
$10K
↳ What it would sell for · not monthly revenue
Marketplace range $5K – $10K · 16× MRR multiple
💸
~0.2× 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 |
| ⭐ ★ rating ≥ 4.4 (solid) | +8% |
Final multiple
16× MRR
👥 Estimated audience size
110K
Lifetime downloads (US-equivalent)
Monthly active
15K
Daily active
3.0K
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
| 📲 Food & Drink engagement | ~100 installs / rating |
| 🔁 Food & Drink D30 retention | 14% |
| 📍 DAU / MAU stickiness | 0.20 |
DAU / MAU
20% sticky
🔬
How we forecast this revenue
LOW CONFIDENCEBaseline
$534/mo · ML-estimated from 234 triggers
Growth rate
+6.0% MoM · INDIE tier baseline (compound monthly)
6 months
$455 – $1.1K
12 months
$467 – $1.7K
24 months
$433 – $3.9K
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 tierRevenue Strength
2.7
Product Quality
8.1
Market Position
0.0
Growth Velocity
5.0
Defensibility
3.6
Operational Safety
10.0
Founder Strength
3.0
Monetization Maturity
1.0
- 💰 Revenue: Marginal — $213 - $1335/mo · INDIE tier · medium confidence, trajectory unclear.
- ⭐ Quality: 4.5★ across 1,123 reviews — strong (top 10%).
- 📍 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-$17K.
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 9 of 9 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
| Excellent rating (4.5★)METRIC | +$2,200 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| cancelledREVIEW | −$1,500 | |
| Low install base (1,123 ratings)METRIC | +$1,500 | |
| slowREVIEW | −$1,200 | |
| Established app (6y old)METRIC | +$800 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Localized (5 languages)METRIC | +$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.
🆕 What's New · v6.8.6
We are constantly working on improving Perlego’s app for you, doing our best to release updates every few weeks. With this update, we’ve made a few tweaks here and there to squash some minor bugs and general housekeeping of the app.… Full release notes →
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Perlego: Bücher & Lehrbücher
- Developer
- Perlego Ltd.
- Bundle ID
- com.perlego.app
- App Store URL
- Open in App Store
- Category
- Food & Drink
- Content rating
- 4+
- Languages
- EN, FR, DE, IT, ES
Company
- Website
- Not found
- Tagline
- The digital library that powers your learning.
- Description
- Save up to 90% on textbooks. Read over a million professional and academic ebooks in one simple space.
- 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
- $534/mo
- Top-grossing rank
- Outside top 100 in US Food & Drink
- All-time revenue
- Not found
- Pricing
- Not found
Founder
- Name
- Not found
- X / Twitter
- x.com/perlegobooks
- linkedin.com/company/perlego.com
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
Funding data not yet collected for this app.
Press & Links
Press & Links data not yet collected for this app.
Contacts & Socials
- Socials
- facebook facebook.com/perlegobooks · instagram instagram.com/perlego · linkedin linkedin.com/company/perlego.com · tiktok tiktok.com/@perlego · twitter x.com/perlegobooks
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- perlego.com/discover/topic/4/history
📈Ratings growth1,123 ratings+5005% lifetimeShow 3-year history estimate ▾
Tracked (60 weeks) Pre-tracking estimate (36 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.
🚀Version Release Timeline2 releases tracked
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
Access a wide range of academic textbooks and books with Perlego — the digital library that helps students, researchers, and lifelong learners study on their own terms. Perlego gives you access to over 1 million academic titles across hundreds of subjects, all in one easy-to-use app. Whether you’re revising for exams, writing an essay, or carrying out research, Perlego helps you find, read, and use the resources you need.
Why students choose Perlego:
A large library of academic books… View full description on the official store →
Why students choose Perlego:
A large library of academic books… View full description on the official store →
App Specs
🔐 Own this app? Claim & verify MRR →💾 53 MB🔞 4+📱 iOS 13.0+🔖 v6.8.6🔄 updated 0d ago🌐 EN, FR, DE, IT, ES📂 Food & Drink💰 Free
📅
What Worked™ · Development Pipeline
11 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 ↑ 2.75 → 4.50 (improved 1.75★)
2026-05
📈
Crossed 100 ratings — social-proof flywheel kicking in
2026-03
⭐
Rating ↓ 4.20 → 2.75 (dropped 1.45★)
2026-03
⭐
Rating ↑ 2.76 → 4.20 (improved 1.44★)
2026-03
📈
Crossed 100 ratings — social-proof flywheel kicking in
2024-07
📈
Crossed 50 ratings — social-proof flywheel kicking in
2021-09
📈
Crossed 10 ratings — social-proof flywheel kicking in
2021-07
⭐
Rating ↑ 2.80 → 3.17 (improved 0.37★)
2020-12
⭐
Rating ↓ 3.00 → 2.67 (dropped 0.33★)
2020-06
⭐
Rating ↓ 5.00 → 3.00 (dropped 2.00★)
2020-04
🚀
First tracked snapshot — initial data captured
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📝 Description
95
BU Score · Transcendent
Full revenue analysis
Read the article-style breakdown for Perlego: Bücher & Lehrbücher: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
About this analysis
Why medium confidence: 1,123 ratings · no founder-verified revenue (model estimate only).
❓ Frequently Asked Questions
4 answers · auto-generated from this app's public dataHow much does Perlego make per month?▴
Based on our ML-calibrated revenue forecast, Perlego earns approximately $534/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 Perlego?▴
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.
Who makes Perlego?▴
Perlego is published by Perlego Ltd. 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 Perlego's BU Score?▴
Perlego has a BU Score of 60/100 (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.