MareArts-ANPR
Auto number plate recognition
Free · Designed for iPad. Not verified for macOS.
MareArts ANPR - Professional License Plate Recognition
Advanced AI-powered automatic number plate recognition for parking, security, fleet management, and automation.
SCAN MODES
- Scan mode: Tap to capture and recognize plates instantly
- Continuous mode: Hands-free automatic scanning with duplicate filtering
- Cloud mode: Cloud-powered recognition for higher accuracy
SMART DETECTION
- Multi-plate detection: Recognize up to 10 plates per frame
- Adjustable confidence thresholds for detection and OCR
- Support for 100+ countries including EU, North America, Korea, and China
- Sound, vibration, and visual feedback on detection
- Duplicate plate filtering in continuous mode
DETECTION HISTORY
- Complete history organized by date
- Search detections by plate number
- Full-screen image viewer with bounding box overlay
- GPS location and address for each detection
- Detection map with color-coded markers
- Edit plate numbers and report issues
- Export all detections as CSV
WHITELIST AND BLACKLIST
- Manage allowed and blocked plates with notes
- Import rules from CSV files or web dashboard
- Export rules as CSV
- Swipe actions to quickly add or remove plates
- Smart grouping for large rule sets
INTEGRATIONS
- Webhook: Send detection results to Discord or your own server
- Test webhook connection directly from Settings
- Cloud sync: Backup and sync detections and rules across devices
- CSV export with full metadata including GPS, bounding box, and rule info
STATISTICS AND ANALYTICS
- Activity charts by hour, day, week, month, or year
- Total scans, unique vehicles, and top 10 most frequent plates
- Filter by status (whitelist, blacklist, unknown)
- Average detection and OCR confidence
PRIVACY AND PERFORMANCE
- On-device AI processing: your data stays on your device
- Works offline (no internet required for Scan and Continuous modes)
- Fast detection (under 200ms per capture)
- Battery efficient: camera pauses when not in use
- Optimized for iPhone and iPad
ACCOUNT AND DATA
- Free trial with daily scan limit
- Login for unlimited scans and cloud features
- Factory reset option (keeps cloud backup safe)
- Configurable data retention period
Whether you're managing a parking lot, securing a facility, running fleet operations, or building automation workflows, MareArts ANPR delivers fast, accurate, and reliable license plate recognition.
more What's New in Version 2.4.5
Clearer Plate Status:
• Colour ring with simple icon
Capture Time on Detail Page:
• Now always shown under the plate
More Reliable Detection:
• Sensitivity restored — no more sudden 0→99% jumps
Accurate GPS on Moving Audits:
• Live high-accuracy stream — within 1–2 s of actual position
2.4.5 May 24
What's New in Version 2.4.2
Vehicle Info — Now Official:
• Vehicle Info (make, model, colour, type) is out of beta and fully supported
• Reliable cloud-based vehicle identification for all subscribers
UI & Rotation Improvements:
• Smart rotation — icons rotate only on the Scan page, other pages stay fixed in portrait
• Respects your phone's rotation lock setting — when auto-rotate is off, nothing rotates
• Plate Region selector always visible in Settings for quick access
• Cleaner trial-mode experience with consistent default settings
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
2.4.2 May 3
What's New in Version 2.3.5
Cloud Scan:
• Improved plate reading accuracy in Cloud mode
• Vehicle information returned instantly with scan results
• Trial users can now use Cloud scan mode
Vehicle Information:
• New fields: driving side and plate country
• Country displayed with flag emoji
• Vehicle info automatically updates when you open the app
• CSV export now includes all vehicle info columns
Bug Fixes:
• Fixed duplicate plate detections on iOS
• Improved detection accuracy
• Vehicle info now syncs correctly
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
2.3.5 Apr 12
What's New in Version 2.2.9
Landscape Camera Support:
• Scan license plates in landscape mode — detection, cropping, and bounding boxes all work correctly when holding your phone sideways
• Camera UI icons (capture, zoom, settings, flash) smoothly rotate to stay upright in landscape
• License plate guide box adapts to landscape orientation with smooth animation
• Bottom tab bar icons rotate to match device orientation
Vehicle Info (Beta) Improvements:
• Vehicle make, model, color, and type data now syncs incrementally from our cloud AI
• Only new vehicle info is downloaded on each sync — faster and more efficient
• Non-blocking sync: if vehicle data pull fails, your sync still completes normally
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
2.2.9 Apr 6
What's New in Version 2.2.7
Auto Sync:
• New "Auto Sync" option in Settings → Cloud Sync
• Automatically syncs pending changes when you switch to another app
• No manual sync needed — your data stays up to date effortlessly
• Smart sync: only triggers when there are actual pending changes (no unnecessary network calls)
• Works within iOS background execution window (30s–3min)
• Off by default — enable it in Settings
iOS Camera Fixes (from 2.2.6):
• Fixed camera defaulting to ultra-wide angle instead of standard lens
• Fixed 30fps scanning blinking/flickering issue
• Fixed zoom buttons (x1/x2/x3) disappearing after camera changes
• Fixed repeated "Applied saved FPS" log spam during scanning
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
2.2.7 Apr 2
What's New in Version 2.0.4
Settings & Data Management:
• "Reset Settings" — restores all preferences to defaults (scan settings, camera, thresholds)
• "Clear All Data" — permanently deletes all detections and rules, syncs to cloud automatically
• Default confidence thresholds set to 90% for better accuracy out of the box
• Camera FPS and resolution settings now persist across app restarts
Sync Improvements:
• Fixed "another device is syncing" error after app reinstall or device migration
• Automatic device ID conflict resolution — no manual intervention needed
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
2.0.4 Mar 3
What's New in Version 2.0.3
Team Feature:
• Share one account across multiple devices with your team
• Create a team and invite members with a simple password
• Team leader's rules are automatically shared with all members
• Each member keeps their own detection history
• Perfect for parking, security, and fleet management teams
Smarter Recognition:
• New OCR engine with 99%+ plate recognition accuracy
• Better detection for difficult angles and low-light conditions
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
2.0.3 Mar 1
## What's New in Version 1.9.5
**Improvements:**
• Search now ignores spaces — searching "ABC123" will find "ABC 123" (matches web behavior)
• Added A→Z alphabetical sort toggle for Rules list
• Improved Detections detail page layout with clearer filter and sort controls
**Bug Fixes:**
• License key input no longer defaults to uppercase keyboard
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
1.9.5 Feb 22
What's New in Version 1.9.4
Sync & Stability:
• Fixed deleted rules and detections getting stuck in local database after sync
• Orphaned deleted records are now automatically cleaned up
• Associated images for orphaned detections are properly removed to free storage
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
1.9.4 Feb 16
What's New in Version 1.9.3
Features:
• Improved data exports with more detailed information
• CSV export now includes bounding box, notes, and account info
• Automatic account renewal - no manual re-login needed
• Consistent data format across all export types
Improvements:
• Easier to tap Edit and Report buttons in detection details
• More accurate device and version info in exported data
• Better webhook data format for integration platforms
Stability:
• Fixed account expiry handling - seamless renewal
• Improved login session management
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
1.9.3 Feb 14
## What's New in Version 1.9.2
**New Features:**
• Send detection results to external services - integrate with Discord, automation platforms, or your own server
• Configure webhook notifications in Settings to receive real-time plate detections
• Test webhook connection directly from Settings before using it
• Reorganized Settings page for easier access to frequently used options
**Improvements:**
• Better organized Settings menu with clearer sections
• More intuitive text input when entering URLs
• Improved error messages that are easier to understand
• Enhanced sharing functionality for detection details
**Stability:**
• Fixed issues when sharing detection information
• Improved reliability of external integrations
• Better handling of network connections
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
1.9.2 Feb 12
## What's New in Version 1.8.9
Performance Improvements:
• Faster license plate detection - average scan time reduced by 10%
• More responsive camera processing for smoother scanning experience
• Optimized detection engine for better real-time performance
• Improved continuous scanning mode responsiveness
Technical Improvements:
• Enhanced detection engine architecture for better reliability
• Improved internal processing pipeline for consistent performance
• Better resource management during scanning
Battery Life:
• Reduced power consumption during continuous scanning
• More efficient camera processing
• Better thermal management for sustained scanning sessions
Stability:
• Improved app stability during extended use
• Better handling of rapid consecutive scans
• Enhanced reliability across all iPhone models
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
1.8.9 Feb 10
What's New in Version 1.8.7
Performance Improvements:
• Faster license plate detection - up to 20% quicker response time
• Optimized image processing for smoother scanning experience
• More responsive continuous scanning mode
• Improved overall app performance
Features:
• Enhanced sync progress with detailed step-by-step updates
• Improved sync shows exact image download progress
• Better Settings page organization with Advanced section
• Cleaner and more intuitive interface layout
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
1.8.7 Feb 9
Improvements:
• Better CSV import - handles duplicates intelligently
• Whitelist rules always take priority over blacklist
• Bulk delete - select all and delete multiple detections
• Better error messages when sync fails
• More secure - auto-logout if device changed
Bug Fixes:
• Fixed massive duplicate data issue
• Fixed sync crash for corrupted data
• Fixed delete count message
• Fixed negative sync counts
1.8.4 Feb 5
What's New in Version 1.8.1
Features:
• Improved account handling - seamless experience after updates
• Better session management for uninterrupted use
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
1.8.1 Feb 4
What's New in Version 1.8.0
Performance Improvements:
• Faster license plate detection - optimized for quicker recognition
• App launches up to 1 second faster with smoother startup
• Scrolling through detection history is now buttery smooth, even with thousands of entries
• Improved overall app responsiveness
Battery Life:
• Reduced background processing for better battery performance
• Optimized resource usage throughout the app
• Less CPU usage during normal operation
Bug Fixes:
• Fixed app crash when viewing large detection history (1000+ entries)
• Improved stability when scrolling through detection lists
• Better memory management for smooth performance
We're constantly improving MareArts ANPR based on your feedback. Thank you for using our app!
1.8.0 Feb 1
Critical Storage Fix
• Fixed massive storage leak
• Storage now stays at normal size regardless of usage
Performance Improvement
• App launches 9x faster after first time
New Feature - Factory Reset
• Fresh start option in Settings
• Keeps your cloud backup safe
• Resets all settings to defaults
Storage Management
• Fixed Clear All Data handling
• Better cleanup on logout
• No more ghost data accumulation
All fixes work automatically - just update and enjoy improved storage management
1.7.4 Jan 30
Version 1.7.3
Performance Improvements
• Smooth swiping between detections (no more jumping)
• Smooth keyboard animations in all text input dialogs
Critical Storage Fix
• Fixed image files not being deleted (80% storage reduction)
• Automatic cleanup of orphaned images on app launch
Smart Maintenance
• Auto cleanup runs after every sync
• No user action required
1.7.3 Jan 30
Performance Improvements:
• Detection preview now opens instantly
• Smoother and faster swiping between photos
• Sync now runs in background without blocking the app
• Improved app responsiveness throughout
Features:
• Import license plate rules from web/CSV files
• Detection history can now be collapsed and expanded
• Improved navigation when viewing details
Battery Life:
• Significantly reduced battery consumption
• Camera pauses automatically when viewing other tabs
• Better background resource management
Bug Fixes:
• Fixed slowdown when opening detection details
• Improved stability when switching between tabs
• Better performance with large data sets
1.7.0 Jan 30
What’s New
- Fixed a first‑launch startup issue
- Added rule notes display on detection lists and summaries (optional toggle)
- Improved rule editing (edit plate, note, and status in one place)
- More stable rule editing without crashes
- Detail view option now keeps map access available
- General fixes and UI improvements
** Special thanks to Peter for valuable feedback! **
1.6.4 Jan 23
• Complete Cloud Sync - Keep data in sync across all devices and the web
• CSV Export/Import - Professional data management and bulk operations
• Camera Resolution Control - Choose quality vs speed (480p/720p/1080p)
• Enhanced Progress Indicators - Clear 3-step sync visualization
• Improved Button Visibility - Better contrast and readability
• Performance Optimizations - Faster processing and database operations
• Bug Fixes - Improved sync reliability and data management
1.6.1 Jan 12
* Complete Cloud Sync
Two-way synchronization ensures your license plate detections and rules stay perfectly in sync across all your devices and the marearts.com web dashboard. Changes made on any device or the web appear everywhere instantly.
* Professional Data Management
Export all your detections and rules to industry-standard CSV format for backup, analysis, or reporting. Import rules from CSV files for efficient bulk management. Full compatibility with web dashboard exports.
* Camera Resolution Options
Take control of your scanning with selectable camera resolutions (480p, 720p, 1080p). Lower resolutions process faster and save storage, while higher resolutions provide maximum detail.
* Enhanced User Interface
Enjoy clearer 3-step sync progress visualization, improved button colors and visibility, streamlined data management, and more intuitive confirmations.
* Performance Boost
Experience faster license plate detection, optimized database operations, improved app responsiveness, and reduced memory usage.
* Reliability Improvements
Resolved data synchronization issues, fixed CSV export compatibility, enhanced app stability, and various UI refinements.
1.6.0 Jan 11
Camera:
No shutter sound (video frame capture)
60 FPS @ 4K (automatic format selection)
67-250ms capture (was 180-220ms)
Cinematic stabilization
Sport Mode:
Flame icon (action/speed)
1/125s fast shutter (freeze motion)
"Freeze motion, reduce blur"
Orange when active
Statistics:
8 period options (calendar + rolling)
Removed custom range (simpler)
Works across years
Loading:
7 steps (consistent 1/7 → 7/7)
Sequential: Detector → OCR
Clear progress
Quality:
Clean logs in release
Consistent SF Symbol icons
60 FPS across all resolutions
1.5.17 12/23/2025
MareArts ANPR Mobile App (iOS) v1.5.16 (Build 81)
What's New
* STATISTICS IMPROVEMENTS *
Year Selector: View statistics from previous years (2024, 2025, 2026)
Custom Date Range: Pick any date range to analyze your data
Calendar Week View: Shows Monday to today for clearer weekly stats
Date Display: See exactly what period you're viewing
* RULES PAGE ENHANCEMENTS *
Search: Quickly find plates by typing
Smart Scrolling: iOS-native smooth scrolling
Better Keyboard: Tap anywhere to dismiss, natural iOS behavior
Item Counter: See how many plates in each list
* SCAN PAGE UPDATES *
Swipe Navigation: Swipe left/right to switch between Scan, Continuous, and Cloud modes
Faster Workflow: Quick mode switching with familiar gestures
* AUDIO IMPROVEMENTS *
Better Sounds: Improved feedback sounds with smaller file size
Faster Loading: App loads quicker with optimized audio
* FEEDBACK *
Report Issues: Easy bug reporting and feature requests through GitHub
Direct from App: Tap the feedback button in Settings
* BUG FIXES *
iPad Stability: Fixed crashes on older iPad models
Performance: Improved memory management for reliable operation
General: Various stability and performance improvements
1.5.16 12/21/2025
What's New in v1.5.15
Smarter scanning feedback
See exactly why a scan didn't work with helpful messages and visual indicators. The app now shows specific guidance like "Move plate to center" or displays confidence levels to help you get better results.
Improved detection quality
Better handling of license plates near screen edges and enhanced filters to prevent false detections when the camera is covered or in poor conditions.
Easier settings
Confidence threshold sliders now adjust in 5% increments instead of 1%, making it simpler to find your optimal settings.
Performance improvements
Faster scanning with optimized background processing and reduced system overhead.
Bug fixes
Fixed stability issues during continuous scanning and improved image storage management to save disk space.
1.5.15 12/14/2025
What's New in Version 2.4.5
Clearer Plate Status:
• Colour ring with simple icon
Capture Time on Detail Page:
• Now always shown under the plate
More Reliable Detection:
• Sensitivity restored — no more sudden 0→99% jumps
Accurate GPS on Moving Audits:
• Live high-accuracy stream — within 1–2 s of actual position
more Version 2.4.5 May 24
Data Linked to You The following data may be collected and linked to your identity: