Comparison

Video Compressor vs Smell.Board Hub

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

Head to head
About

Video Compressor

This app offers advanced video and image compression to save storage space on your iPhone. It supports batch processing, custom compression settings, and conversion of over 60 video formats. Additional tools include video trimming, muting, audio extraction, and GIF conversion.

Highlights
  • Smart lossless compression
  • One-tap batch compression
  • Custom compression settings
  • Format conversion (60+ formats)
  • Video trimming and cropping
  • Audio extraction
  • GIF conversion
Features
Read full description

Welcome to our app — the next-generation ultimate video compressor designed exclusively for iPhone users!
Using cutting-edge encoding technology, it achieves extreme compression and conversion without compromising image quality — helping you save valuable storage space effortlessly. Our Advantages: - Smart Lossless Compression: Reduce file size by up to 90% while maintaining original image quality. - One-Tap Batch Compression: Efficiently compress multiple videos at once — easy to use, perfect for quick sharing and storage. - Custom Compression: Set your own compression parameters with multiple clarity options for professional, efficient results. - Batch Image Compression: Quickly shrink image files while preserving sharpness and saving storage space. - Format Conversion: Supports encoding and decoding of over 60 video formats. - ZIP Compression: Easily create and manage ZIP files for convenient sharing and fast file transfers. - Video Trimming & Cropping: Precisely cut unwanted parts and customize your video content. - Video Muting: Remove original audio to give you more freedom in post-production and editing. - Audio Extraction: Extract high-quality audio from videos, supporting a wide range of popular audio formats. - GIF Conversion: Convert videos into GIFs for use across different platforms and devices. Why Choose Us? - High-Efficiency Processing: Powered by advanced algorithms that handle large files quickly without sacrificing quality. - Professional Tools: A complete set of powerful features designed to simplify complex tasks and boost productivity. - Intuitive Interface: User-friendly interface for simple, intuitive operation — no technical skills required. Whether you’re handling personal videos or performing bulk processing and conversions, this app is your perfect choice. Download now and experience fast, convenient, and powerful video and image processing! Subscription description • You can view the appropriate subscription price through the in-app purchase page, upgrade and unlock all our features. • Payment: The purchase is confirmed by the user and the payment is credited to the iTunes account • Renewal: If you purchase a continuous monthly membership account, Apple iTunes will deduct the fee within 24 hours before the expiration date, and the subscription period will be extended after the successful deduction. • Cancel your subscription: To cancel your subscription, go to the iTunes Store and App Store 24 hours before the current subscription period expires, click on Apple ID, and select View Apple ID. Enter the "Account Settings" page, click "Subscribe", select the corresponding subscription item to cancel. Privacy Policy: https://docs.qq.com/doc/p/30f507dfce7c4d37e79afbbed9ddba3c4c8bc5cd
 User Agreement: https://docs.qq.com/doc/p/9919f74a067b176a23d15aca23c395752688cbdc

About

Smell.Board Hub

Features
Read full description

Today, machines can see, hear, feel, and even learn—but what about smell? Smell Board Hub introduces the missing sense to digital systems. Powered by advanced nanomaterial-based sensing technology and AI-driven analysis, the app enables real-time smell detection, recognition, and interpretation. Built as part of the Smell Inspector Developer Kit, Smell Board Hub provides a powerful platform to monitor, annotate, and analyze smell data from smart sensing devices. It is ideal for industrial safety, research, environmental monitoring, and smart environment applications. What is Smell Board Hub? Smell Board Hub is an AI-powered application designed to: Capture real-time smell data from connected devices Analyze and classify smells using machine learning Convert raw sensor data into meaningful insights Enable annotation and continuous improvement of detection accuracy It acts as a bridge between hardware sensors and intelligent software systems, making smell detection practical and scalable. Real-Time Monitoring and Insights Live smell detection results Timestamped activity logs Model version tracking Monitor system performance and make informed decisions using real-time data. Smell Annotation and Event Management Label detected smells with custom tags Convert detections into structured events Group multiple detections into a single event Define time windows for precise observations This system improves data quality and strengthens machine learning models. Manual Event Recording Record smell or substance details manually Add start and end times Include notes and observations Maintain accurate datasets for validation Useful for real-world scenarios where manual input is required. Notifications and Alerts Instant alerts for detected smells Device-specific notifications Filter notifications by status View detailed prediction data Stay informed and respond quickly to environmental changes. Feedback and Model Improvement Mark predictions as correct, incorrect, or uncertain Provide contextual feedback Improve AI model accuracy over time User feedback directly enhances system intelligence. Sensor Data Integration Smell Board Hub integrates with advanced sensing hardware, including: 4 Smell iX16 detector chips Temperature sensors Humidity sensors View both real-time and historical environmental data for deeper analysis. Smell Inspector Device Integration The app connects seamlessly with the Smell Inspector device, a developer kit designed for smell detection applications. Key capabilities include: Multiple sensor chip integration Compatibility with smartphones, tablets, and PCs Suitable for testing, research, and prototyping Supports diverse smell detection use cases Key Benefits AI-powered smell detection and analysis Real-time monitoring and alert system Advanced annotation and event tracking Seamless hardware integration Clean and intuitive user interface Reliable and secure platform Security and Access Secure login system Password recovery with verification Email-based authentication Safe and reliable data handling About SmartNanotubes Technologies SmartNanotubes Technologies is focused on enabling digital smell recognition. The company aims to make smell detection fast, accessible, and practical for businesses developing gas and odor sensing solutions. Learn more at: http://smart-nanotubes.com

Screenshots

Video Compressor4 screens
Smell.Board Hub4 screens

Verdict

The call

The clearest difference is in-app purchases: Smell.Board Hub at none against Video Compressor's 2. Video Compressor's advantage is iOS requirement (12.1 vs 15.6). On price, update cadence, 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. Video Compressor sells 2 in-app purchases, starting at $6.99 per 7 days. Smell.Board Hub asks for nothing beyond the download.

UpkeepUpdate frequency

Video Compressor ships an update every 4 weeks, Smell.Board Hub every 5 weeks. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

Scorecard2 real differences · 8 level
Video Compressor versus Smell.Board Hub: the parameters behind the verdict, then further details
ParameterVideo CompressorSmell.Board Hub
PriceFreeFree
Rating4.4 (73 ratings) — better—
Positive reviews15.9% of reviews—
Number of ratings73 — better—
Update frequencyEvery 4 weeks — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS12.1 — better15.6
Further details — not scored
Size64 MB58 MB
Age rating4+4+
Developer文昊 孙SmartNanotubes Technologies

In-app purchases

2 purchases

Video Compressor

Subscriptions2
  • Premium member3 Days trial$6.997 Days
  • Premium member$14.991 Month
None

Smell.Board Hub

No in-app purchases

Questions

Is Video Compressor free?
Video Compressor is free to download, with in-app purchases available.
Is Smell.Board Hub free?
Smell.Board Hub is free to download, with no in-app purchases.
Do Video Compressor or Smell.Board Hub have ads?
Neither Video Compressor nor Smell.Board Hub shows ads.
Which is updated more often, Video Compressor or Smell.Board Hub?
Video Compressor ships an update every 4 weeks, and Smell.Board Hub every 5 weeks. Most recently, Video Compressor was updated on November 8, 2026 and Smell.Board Hub on October 30, 2026.

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