54
BU Score
Solid
Libri Audiobooks
✍️ bumetric analysis
“
Libri Audiobooks is an iOS app from NeuraCore Technologies in the Food & Drink category, currently rated 4.4★ across 7 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 54: Solid (established niche player). For a Food & Drink app, that means established niche player.
Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.
📊 Performance Tracking LIVE
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Rating
—
Reviews
—
Forecast Revenue / mo
—
Snapshots tracked
0
since first record
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:
| highly recommendREVIEW | +$1,400 | |
| Good rating (4.4★)METRIC | +$800 | |
| New app (9 months old)METRIC | −$700 | |
| Ad-supported / freemiumMETRIC | +$600 | |
| Localized (5 languages)METRIC | +$600 | |
| Pre-traction phase (7 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.
💚Sentiment Over Time↑ green = positive · ↓ red = negative
Aug 25
Sep 25
Oct 25
Feb 26
⭐ Rating Trend
LIVEAverage rating evolution. Updates with each new review batch.
🗓️ Snapshot Timeline
HISTORYEach bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →💾 85 MB🔞 4+📱 iOS 17.6+🔖 v2.0.1🔄 updated 4w ago🌐 EN, FR, DE, IT, ES📂 Food & Drink💰 Paid🚀 Launched 2025 (0y old)
📝 About this app
Libri Audiobooks — eReader + Offline Text to Speech
Libri Audiobooks is a full eReader with on-device neural voices, so you can read and listen anywhere on-demand: subways, commuting, flights, rural areas, school or areas with limited data or Wi-Fi. Change speed, switch languages on the fly, and keep storage free — one compact voice (~60 MB) powers all your books. No per-book audio downloads.
Features you’ll love:
• On-device neural voices — natural, private playback that stays on your device.
• Instant listening — tap Play and start immediately with lightweight voice packs.
• 45 languages · 150+ voices — switch voices and languages on the fly.
• Text & Web listening — paste text or a URL to listen instantly; smarter article extraction preserves clean formatting, and you can save clips to your Library with a title.
• Small voice packs (~60 MB) — efficient storage that scales across thousands of books.
• Full eReader for PDF & EPUB — customize reading preferences, extended highlighting, search, bookmarks, and more.
• Sync across devices — keep your library and settings in sync across iPhone and iPad.
• Free Classics Catalog — add thousands of public-domain books right on your device.
Why offline matters
• Works without a connection (planes, subways, rural)
• No need to download 300+ MB per audiobook — keep storage for your treasured photos
• Saves data & storage: one voice pack is reused across thousands of books
• Private by design: your text stays on your device
*Title availability varies by region. Public-domain works only.
Terms & Privacy
Apple Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Narratorio Terms of Use: https://www.neuracoretech.com/terms
Privacy Policy: https://www.neuracoretech.com/policy
Libri Audiobooks is a full eReader with on-device neural voices, so you can read and listen anywhere on-demand: subways, commuting, flights, rural areas, school or areas with limited data or Wi-Fi. Change speed, switch languages on the fly, and keep storage free — one compact voice (~60 MB) powers all your books. No per-book audio downloads.
Features you’ll love:
• On-device neural voices — natural, private playback that stays on your device.
• Instant listening — tap Play and start immediately with lightweight voice packs.
• 45 languages · 150+ voices — switch voices and languages on the fly.
• Text & Web listening — paste text or a URL to listen instantly; smarter article extraction preserves clean formatting, and you can save clips to your Library with a title.
• Small voice packs (~60 MB) — efficient storage that scales across thousands of books.
• Full eReader for PDF & EPUB — customize reading preferences, extended highlighting, search, bookmarks, and more.
• Sync across devices — keep your library and settings in sync across iPhone and iPad.
• Free Classics Catalog — add thousands of public-domain books right on your device.
Why offline matters
• Works without a connection (planes, subways, rural)
• No need to download 300+ MB per audiobook — keep storage for your treasured photos
• Saves data & storage: one voice pack is reused across thousands of books
• Private by design: your text stays on your device
*Title availability varies by region. Public-domain works only.
Terms & Privacy
Apple Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Narratorio Terms of Use: https://www.neuracoretech.com/terms
Privacy Policy: https://www.neuracoretech.com/policy
🆕 What's New · v2.0.1
Enjoy more online AI voices (1,000+) and more languages for streaming. Subscription includes unlimited online listening with high-quality AI voices. The Text & Web tab lets you paste text or load a URL and listen instantly, with the option to save clips to your Library with a title.
Improved further offline playback.
Improved further offline playback.
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Libri Audiobooks
- Developer
- NeuraCore Technologies
- Bundle ID
- com.NeuraCoreTech.Narratorio
- App Store URL
- Open in App Store
- Category
- Food & Drink
- Content rating
- 4+
- Languages
- EN, FR, DE, IT, ES
Company
- Website
- www.neuracoretech.com
- 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
- $8.1K/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
- Not found
- Not found
- GitHub
- Not found
- X followers
- Not found
- Public statements
- Not found
Funding
- Total raised
- Not found
- Last round
- Not found
- Investors
- Not found
- Crunchbase
- Not found
- AngelList
- Not found
Press & Links
- Articles found
- Not found
- Listed on
- Not found
- Blog
- Not found
- Press / News
- Not found
Contacts & Socials
- Socials
- Not found
- Not found
- Phone
- Not found
- Contact page
- Not found
- About page
- Not found
⭐Recent App Store Reviews3 latest · avg 5.0★ · 100.0% 5★ · 0% 1★
5★3 (100%)
4★0 (0%)
3★0 (0%)
2★0 (0%)
1★0 (0%)
+0 ratings/week
Praise: love ×3 amazing ×1 recommend ×1 perfect ×1
Top positive
★★★★★ FocusedStudent
I love using this TTS reader offline because I work in airplane mode so not to get disrupted by continuous notifications and emails. This app is a godsend for me.…
★★★★★ Amazing Offline Text-to-Speech App!
Narratorio is exactly what I was looking for. I use it to listen to PDFs and books, and the text-to-speech feature works beautifully—even offline! The voices are clear and natural, and it makes it so easy to “read” on the go or while multit…
Top negative
★★★★★ FocusedStudent
I love using this TTS reader offline because I work in airplane mode so not to get disrupted by continuous notifications and emails. This app is a godsend for me.…
★★★★★ Amazing Offline Text-to-Speech App!
Narratorio is exactly what I was looking for. I use it to listen to PDFs and books, and the text-to-speech feature works beautifully—even offline! The voices are clear and natural, and it makes it so easy to “read” on the go or while multit…
📈Ratings growth7 ratings+600% lifetimeShow 3-year history estimate ▾
Tracked (5 weeks) Pre-tracking estimate (10 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.
Full revenue analysis
Read the article-style breakdown for Libri Audiobooks: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.