39
BU Score
Emerging
Folium
✍️ BU Analytics Review
“
Folium is an iOS app from Jarrod Norwell in the Utilities category, currently rated 2.4★ across 820 ratings. Initial signal reads as mixed reviews — supporters praise core features while critics cite stability/value gaps.
Our BU Score puts it at 39 — Emerging (early traction worth watching). For a Utilities app, that means early traction worth watching.
Track changes month-over-month in the Performance section below — live snapshot history and revenue forecast included.
creator
📊 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 10 of 10 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 | |
| frequent crashesREVIEW | −$2,000 | |
| bugsREVIEW | −$1,800 | |
| 5 starREVIEW | +$1,800 | |
| Below-average rating (2.4★)METRIC | −$1,500 | |
| slowREVIEW | −$1,200 | |
| support teamREVIEW | +$900 | |
| Early-stage install base (820 ratings)METRIC | +$400 | |
| Single-language (English only)METRIC | −$400 | |
| Growing app (1y old)METRIC | +$200 |
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
Apr 25
May 25
Jun 25
Jul 25
Aug 25
Sep 25
Oct 25
Nov 25
Dec 25
Jan 26
Feb 26
Mar 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 →💾 67 MB🔞 4+📱 iOS 16.0+🔖 v1.38🔄 updated 1mo ago🌐 EN📂 Utilities💰 Paid🚀 Launched 2024 (1y old)
📝 About this app
Folium is a beautifully designed, high performing multi-system emulator that allows you to play video games from retro consoles and handhelds
-- NOTE --
Folium does not provide any games or system files, these must be provided by the user
Emulation may be slow on older devices depending on the console or handheld emulated
-- NOTE --
Supported Consoles
- ColecoVision
- Game Boy, Game Boy Color
- Game Boy Advance
- Nintendo 3DS, New Nintendo 3DS
- Nintendo DS, Nintendo DSi
- Nintendo Entertainment System
- SEGA Genesis, Mega Drive
- Super Nintendo Entertainment System
- PlayStation 1
Supported Controllers
- Backbone One
- Nintendo Switch Joy-Con
- Nintendo Switch Pro Controller
- PlayStation DualShock 4
- PlayStation 5 DualSense
- Xbox Series S
- Xbox Series X
Folium is in no way affiliated with Nintendo. "Nintendo" and all associated game console and handheld names and game controller names are registered trademarks of Nintendo Co., Ltd
Folium is in no way affiliated with Sony. "PlayStation" and all associated game controller names are registered trademarks of Sony Group Corporation
Folium is in no way affiliated with SEGA. "SEGA" and all associated game console and handheld names are registered trademarks of SEGA Group Corporation
-- NOTE --
Folium does not provide any games or system files, these must be provided by the user
Emulation may be slow on older devices depending on the console or handheld emulated
-- NOTE --
Supported Consoles
- ColecoVision
- Game Boy, Game Boy Color
- Game Boy Advance
- Nintendo 3DS, New Nintendo 3DS
- Nintendo DS, Nintendo DSi
- Nintendo Entertainment System
- SEGA Genesis, Mega Drive
- Super Nintendo Entertainment System
- PlayStation 1
Supported Controllers
- Backbone One
- Nintendo Switch Joy-Con
- Nintendo Switch Pro Controller
- PlayStation DualShock 4
- PlayStation 5 DualSense
- Xbox Series S
- Xbox Series X
Folium is in no way affiliated with Nintendo. "Nintendo" and all associated game console and handheld names and game controller names are registered trademarks of Nintendo Co., Ltd
Folium is in no way affiliated with Sony. "PlayStation" and all associated game controller names are registered trademarks of Sony Group Corporation
Folium is in no way affiliated with SEGA. "SEGA" and all associated game console and handheld names are registered trademarks of SEGA Group Corporation
🆕 What's New · v1.38
Changed
- Updated Azahar for Cytrus to the latest available version on GitHub
Fixed
- an issue where input via the on-screen buttons and external gamepads would not work in Cytrus
- an issue where audio was handled unnecessarily in Grape causing minor static
Removed
- SDL3 audio output from Cytrus until its fully functional, replaced with CoreAudio as of now
- Updated Azahar for Cytrus to the latest available version on GitHub
Fixed
- an issue where input via the on-screen buttons and external gamepads would not work in Cytrus
- an issue where audio was handled unnecessarily in Grape causing minor static
Removed
- SDL3 audio output from Cytrus until its fully functional, replaced with CoreAudio as of now
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- Folium
- Developer
- Jarrod Norwell
- Bundle ID
- com.antique.Folium-iOS
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN
Company
- Website
- jarrodnorwell.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
- $98/mo
- Top-grossing rank
- Outside top 100 in US Utilities
- 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
📈Ratings growth820 ratings+876% lifetimeShow 3-year history estimate ▾
Tracked (50 weeks) Pre-tracking estimate (23 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.
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