52
BU Score
Solid
iDOS 3
✍️ bumetric analysis
“
iDOS 3 is an iOS app from 潮激 李 in the Utilities category, currently rated 4.3★ across 50 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.
Our BU Score puts it at 52: Solid (established niche player). For a Utilities 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
Loading…
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 5 of 5 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 | |
| Good rating (4.3★)METRIC | +$800 | |
| Single-language (English only)METRIC | −$400 | |
| Pre-traction phase (50 ratings)METRIC | −$300 | |
| 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
Aug 24
Sep 24
Oct 24
Dec 24
Apr 25
May 25
Jul 25
Aug 25
Sep 25
⭐ 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 →💾 8 MB🔞 4+📱 iOS 15.0+🔖 v3.3🔄 updated 9mo ago🌐 EN📂 Utilities💰 Paid🚀 Launched 2024 (1y old)
📝 About this app
Play classic DOS games on your iPhone and iPad!
iDOS turns your device right into a powerful DOS gaming PC, with modern game control to make your old favorites as playable as possible.
You can also use iDOS for non-gaming purposes, such as word processing, casual programming. Apps in the DOS days are often simpler and surprisingly productive.
KEYBOARD
iDOS provides a PC compatible on-screen keyboard with carefully designed layouts for different devices and orientations. The keyboard has a sliding control in landscape mode so that you can keep it from covering critical part of the screen.
Bluetooth keyboard is fully supported on iOS 14+.
GAMEPAD
iDOS provides a virtual gamepad with key bindings that are fairly common in DOS games. You can customize the bindings. The DPAD works in 8-axis way. It can also be toggled into a joystick.
External bluetooth game controllers are supported. Make sure your game controller is connected (System Settings->Bluetooth). To customize button bindings, go to iDOS in landscape mode, tap on bluetooth icon on the auto-hiding top bar.
MOUSE
The screen area serves as a trackpad for moving mouse pointer.
Tap on the screen for left click. If direct touch is enabled, the mouse pointer will move to where you tap.
Hold one finger on the screen, and tap with another finger for right click.
On-screen mouse buttons are also provided for your convenience.
Bluetooth mouse are fully supported on iOS 14+.
AUDIO
iDOS supports mt32 emulation, MIDI sound fonts, cuesheet based CDimage with compressed audio tracks (ogg/mp3/flac).
SUPPORT
- Visit https://litchie.com/dospad for more information
- Send email to idos@litchie.com
- Follow the developer on Twitter: https://twitter.com/litchiedev
- iDOS is open source, report issue on https://github.com/litchie/dospad
iDOS turns your device right into a powerful DOS gaming PC, with modern game control to make your old favorites as playable as possible.
You can also use iDOS for non-gaming purposes, such as word processing, casual programming. Apps in the DOS days are often simpler and surprisingly productive.
KEYBOARD
iDOS provides a PC compatible on-screen keyboard with carefully designed layouts for different devices and orientations. The keyboard has a sliding control in landscape mode so that you can keep it from covering critical part of the screen.
Bluetooth keyboard is fully supported on iOS 14+.
GAMEPAD
iDOS provides a virtual gamepad with key bindings that are fairly common in DOS games. You can customize the bindings. The DPAD works in 8-axis way. It can also be toggled into a joystick.
External bluetooth game controllers are supported. Make sure your game controller is connected (System Settings->Bluetooth). To customize button bindings, go to iDOS in landscape mode, tap on bluetooth icon on the auto-hiding top bar.
MOUSE
The screen area serves as a trackpad for moving mouse pointer.
Tap on the screen for left click. If direct touch is enabled, the mouse pointer will move to where you tap.
Hold one finger on the screen, and tap with another finger for right click.
On-screen mouse buttons are also provided for your convenience.
Bluetooth mouse are fully supported on iOS 14+.
AUDIO
iDOS supports mt32 emulation, MIDI sound fonts, cuesheet based CDimage with compressed audio tracks (ogg/mp3/flac).
SUPPORT
- Visit https://litchie.com/dospad for more information
- Send email to idos@litchie.com
- Follow the developer on Twitter: https://twitter.com/litchiedev
- iDOS is open source, report issue on https://github.com/litchie/dospad
🆕 What's New · v3.3
- Allow adjusting speed by tapping on cycles window
- Support Documentation folder in a game package
- Minor fixes
- Support Documentation folder in a game package
- Minor fixes
Profile & Insights
Everything we know — and don't — about this app and its company.
Identification
- App name
- iDOS 3
- Developer
- 潮激 李
- Bundle ID
- com.litchie.idos3
- App Store URL
- Open in App Store
- Category
- Utilities
- Content rating
- 4+
- Languages
- EN
Company
- Website
- litchie.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
- $746/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
- https://litchie.com/about
📈Ratings growth50 ratings+2400% lifetimeShow 3-year history estimate ▾
Tracked (23 weeks) Pre-tracking estimate (22 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 iDOS 3: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.