Comparison

BLE Hero vs Klipper | OctoPrint

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

BLE Hero

This app is a powerful development tool for Bluetooth Low Energy. It offers comprehensive scanning, connection management, GATT interactions, and detailed logging. Features include DFU support, real-time RSSI plotting, and customizable display formats for data.

Highlights
  • Bluetooth Low Energy scanning
  • Device connection management
  • GATT service exploration
  • Characteristic read/write operations
  • Detailed BLE event logging
  • DFU support for Nordic, Cypress, Silabs
  • Real-time RSSI plot
Features
Read full description

BLE Hero is a comprehensive development tool for engineers, software developers, or anyone developing Bluetooth Low Energy enabled products or applications. Light and Dark Modes! Tutorials: - Video Tutorials Under the Help Section DFU Support: - Nordic Semiconductor - Cypress, Silabs, + STMicro coming soon BLE Scanning: - Company IDs from Bluetooth SIG - Search function: Search by any values included in advertisement data - Real-time RSSI plot for each discovered peripheral - Real-time estimated advertisement interval - Full listing of all advertisement data for each discovered peripheral - Favorites support - Ability to permanently ignore devices - Locator Mode! Connections: - Ability to maintain connections to many devices at the same time GATT Interactions: - Attempt reconnection from anywhere in the app! No need to return to the scan results to reconnect - Explore GATT services, characteristics, and descriptors - Read characteristics, notifications/indications ----> Display formats: HEX, ASCII, or UInt8 byte array ----> Read and notification history with timestamps within characteristic view - Write characteristics ----> HEX, ASCII, and Decimal keyboards ----> Write formats: HEX, ASCII, and Decimal ----> Viewable write history with timestamps within characteristic view - Descriptors and descriptor values - Notifications/Indications Logging: - Most detailed logging available - Search function to search for specific events - Logging occurs at a low level, providing detailed information about all BLE events - Advertisement data - Connection events with error descriptions - Disconnection events with error descriptions - Read/write characteristic events with error descriptions - Notification/indication events - GATT discovery events - System status events - Fully configurable: enable or disable each of the log event types - Export logs as text files via email, text, etc..., or save to files

About

Klipper | OctoPrint

Control and monitor your 3D printer remotely with this app. It offers live webcam streaming, push notifications for print progress, and AI-powered failure detection to prevent print issues. Supports OctoPrint, Klipper, and other popular platforms.

Highlights
  • Remote printer control
  • Live webcam streaming
  • Push notifications
  • AI failure detection
  • OctoPrint & Klipper support
  • Secure sharing
Features
Read full description

Discover the Future of 3D Printing Control and Monitoring with Obico Unleash the true potential of your 3D printing journey with Obico—an innovative app that redefines how you connect with your OctoPrint or Klipper 3D printer. Experience hassle-free remote management, seamless control, and real-time monitoring, all without the need for complex VPN setups. Embrace a new era of creativity and convenience, as Obico empowers creators, makers, and enthusiasts alike. Why Choose Obico? Streamlined Remote Access & Control Initiate, pause, stop, or refine your prints, no matter where you are. Seamlessly control every aspect of your 3D printer's operation, from initiation to perfection. Immersive Webcam Streaming Immerse yourself in live webcam streaming of your prints' progress. Gain insights from close-ups to final layers, all directly from your mobile device. Stay Informed with Push Notifications Receive timely webcam snapshots and real-time progress updates. Stay connected without interrupting your workflow—directly on your iOS device's lock screen. AI Failure Detection for Unparalleled Security Obico's AI-powered system monitors your prints vigilantly. Detect potential issues and pause operations to prevent failures with confidence. Broad Compatibility Supports OctoPrint, Klipper, Mainsail, Fluidd, and Moonraker—unlocking limitless potential. Seamlessly access and harness the capabilities of these platforms, without intricate configurations. Open Source Community Collaboration Join a thriving community of 3D printing enthusiasts. Obico's open-source nature encourages exploration and self-hosting of the server. Sharing Creativity in Real Time Securely share live streams of your 3D printer with friends and peers. Invite collaboration and excitement as your creations come to life. Embark on a New Dimension of Possibilities Embrace innovation without complexity. Access and control your 3D printing realm with ease and confidence. Elevate Your 3D Printing Experience with Obico Evolve your creative process with the power of Obico. From novices to experts, Obico enhances your journey in the world of 3D printing. Seamless Integration, Unparalleled Control Navigate the 3D printing world without boundaries. Obico bridges the gap between technology and simplicity, revolutionizing your experience. Download Obico Today and Redefine Your 3D Printing Adventure Embrace the future of 3D printing with Obico's user-friendly interface. Access remote control, real-time monitoring, and more—elevate your creations today.

Screenshots

BLE Hero4 screens
Klipper | OctoPrint4 screens

Verdict

The call

The clearest difference is in-app purchases: BLE Hero at none against Klipper | OctoPrint's 3. BLE Hero also leads on update cadence (every 2 weeks vs every 5 weeks) and review sentiment (92% vs 83%). Klipper | OctoPrint's advantage is ratings volume (1.1K vs 88) and chart position (#181 vs unranked). On price, rating, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Klipper | OctoPrint sells 3 in-app purchases, starting at $49.99 per month. BLE Hero asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for BLE Hero against 4.9 for Klipper | OctoPrint. That said, the two scores are not equally well evidenced: Klipper | OctoPrint has 1.1K ratings behind it against 88, so its average is the more settled of the two. Written reviews are what separate them: 92% of BLE Hero's written reviews are positive against 83% of Klipper | OctoPrint's.

UpkeepUpdate frequency

BLE Hero ships an update every 2 weeks, Klipper | OctoPrint every 5 weeks. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

Scorecard7 real differences · 4 level
BLE Hero versus Klipper | OctoPrint: the parameters behind the verdict, then further details
ParameterBLE HeroKlipper | OctoPrint
PriceFreeFree
Rating4.9 (88 ratings)4.9 (1.1K ratings) — better
Positive reviews91.9% of reviews — better82.5% of reviews
Number of ratings881.1K — better
Update frequencyEvery 2 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank—#181 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.1
Further details — not scored
Size14 MB64 MB
Age rating4+4+
DeveloperonceLabs LLCTSD

Customer experience

BLE Hero

All ratings87 ratings
Positive96.6%
Neutral2.3%
Negative1.1%
Written reviews37 reviews
Positive91.9%
Neutral2.7%
Negative5.4%

Klipper | OctoPrint

All ratings1,108 ratings
Positive97.5%
Neutral1.4%
Negative1.2%
Written reviews120 reviews
Positive82.5%
Neutral6.7%
Negative10.8%

User reviews

BLE Hero

From 88 App Store ratings

What we love

  • 👍 Intuitive and user-friendly
  • 💎 Excellent value (free)
  • 🚀 Finds hidden GPS trackers
  • 💡 Great for developers (BLE GATT)
  • 🔧 Useful for troubleshooting Bluetooth devices

Room to improve

  • ❌ Cannot display MAC addresses
  • ❌ Devices listed as 'Unnamed'
  • 🐛 Freezes when connecting to unknown devices
  • 🐛 Crashes on iPhone SE (Chinese review)
  • ⚠️ BLE 5 beacon not showing

Klipper | OctoPrint

From 1.1K App Store ratings

What we love

  • 🚀 Great app
  • 👍 Easy to use
  • 🔒 Reliable monitoring
  • 👍 Convenient remote access
  • 🚀 Excellent performance

Room to improve

  • 🐛 Occasional false positive print failures
  • 🔋 Slow video streaming
  • 🔋 Buffering issues with remote access
  • 🔒 Requires paid subscription for full functionality

Bugs and requests

BLE Hero

Reported bugs

3 issues
  • App crashes on iPhone SE
  • BLE 5 beacon not showing
  • Freezes when connecting to unknown devices

Requested features

3 requests
  • Make app available on Android
  • Keep app updated with new features
  • Option to reverse filter for unknown devices

Klipper | OctoPrint

Reported bugs

3 issues
  • Camera not working with self-hosted Obico instance
  • Inconsistent behavior with print pause/cancel
  • Subscription hours not carrying over properly

Requested features

4 requests
  • Landscape mode support for iPad
  • More customization options for slicer integration
  • Ability to upload custom STL files
  • Improved print failure detection accuracy

In-app purchases

None

BLE Hero

No in-app purchases

3 purchases

Klipper | OctoPrint

Subscriptions3
  • Up to 2 printers$49.991 Month
  • Up to 5 printers$99.991 Month
  • UNLIMITED printers$199.991 Month

Questions

Is BLE Hero free?
BLE Hero is free to download, with no in-app purchases.
Is Klipper | OctoPrint free?
Klipper | OctoPrint is free to download, with in-app purchases available.
Which has better reviews, BLE Hero or Klipper | OctoPrint?
Klipper | OctoPrint is rated higher. BLE Hero averages 4.9 out of 5 from 88 ratings, while Klipper | OctoPrint averages 4.9 from 1.1K ratings.
Do BLE Hero or Klipper | OctoPrint have ads?
Neither BLE Hero nor Klipper | OctoPrint shows ads.
Which is updated more often, BLE Hero or Klipper | OctoPrint?
BLE Hero ships an update every 2 weeks, and Klipper | OctoPrint every 5 weeks. Most recently, BLE Hero was updated on November 6, 2026 and Klipper | OctoPrint on November 7, 2026.

Other comparisons