# Smell Annotator — Smell Annotator > AI-powered software for digital smell analysis and recognition. (iPhone/iPad app by SmartNanotubes Technologies.) - Source: https://appshunter.io/ios/app/smell-annotator/id1607528175 (this page in markdown: same URL + `.md`) - Developer: [SmartNanotubes Technologies](https://appshunter.io/developer/1607528177) - Category: Utilities - Price: Free - Rating: 1.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 15.0 · 53 MB - Languages: American English - Released: 2022-02-24 - Data updated: 2026-07-23 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/smell-annotator/id1607528175/reviews.md ## What is Smell Annotator? Today, machines can see, hear, feel, and even learn. But smell? Not really! Our nanomaterial-based technology enables machines to use an electronic sense of smell. Smell Annotator app is an AI-based software program which is used to view, annotate and analyze smell measurements taken with the Smell Inspector and to recognize annotated smells in real time. The Smell Annotator app is a part of the Smell Inspector Developer Kit. The Smell Annotator gives you access to the smell sensors of your Smell Inspector developer kit. APP FEATURES * Smell recognition [NEW] * Smell digitalization and annotation * Saving measurements and loading saved data * Visualization of real-time and saved measurements with temperature and humidity data * Collect measurement data with or without internet access * Sync graphs for better clarity of data SENSORS * 4 Smell iX16 detector chips * Temperature sensor * Humidity sensor SMELL INSPECTOR The Smell Inspector is a ready-to-use device for anyone and a developer kit. It is suitable for testing and exploring different smell-related applications in the fields of product quality, safety & security, life & care, air quality, and many others. It has four Smell iX 16 detector chips inside, can be connected to a PC, tablet, or smartphone, and can be operated with Smell Annotator software. USER MANUAL For more information about how to use the App and the Smell Inspector device, go to: http://smart-nanotubes.com/downloads/ ABOUT US Along with a great community of industry experts and researchers, SmartNanotubes Technologies shares the vision of digital smell recognition. Our goal is to enable digital smell recognition in a fast and easy way and help our customers to develop product solutions for their own smell and gas detection applications. Visit us at: http://smart-nanotubes.com ## Key features - Smell recognition - Smell digitalization and annotation - Saving and loading measurements - Real-time measurement visualization - Offline data collection - Graph synchronization ## Frequently asked questions about Smell Annotator ### What is Smell Annotator used for? Smell Annotator is an AI-based software program designed to view, annotate, and analyze smell measurements taken with the Smell Inspector device. It also helps in recognizing annotated smells in real time. ### What hardware is required to use Smell Annotator? Smell Annotator is part of the Smell Inspector Developer Kit and requires the Smell Inspector device, which contains four Smell iX16 detector chips, a temperature sensor, and a humidity sensor. ### Can Smell Annotator be used offline? Yes, Smell Annotator allows you to collect measurement data with or without internet access, providing flexibility for data collection in various environments. ### What kind of data can be visualized in Smell Annotator? The app visualizes real-time and saved smell measurements, along with associated temperature and humidity data, allowing for a comprehensive analysis of environmental conditions. ### How often is Smell Annotator updated? The latest version of Smell Annotator is 1.5.3, which was last updated on December 18, 2025. Users can expect ongoing updates to improve functionality and add new features. ### What is the user rating for Smell Annotator? Smell Annotator has a rating of 1.0 stars based on 1 rating. This indicates a very limited user base and potentially early feedback on the application. ### Is Smell Annotator available on multiple platforms? Smell Annotator is supported on iPhone and iPod devices, indicating its primary availability within the Apple ecosystem. ### Does Smell Annotator have ads? No, Smell Annotator does not contain advertisements. It is a free application that focuses on providing its core functionality without interruptions. ## Version history (last 5 releases) ### 1.5.4 — 2026-07-10 Major Bug Fix ### 1.5.3 — 2025-12-18 - App Updation to support new versions. ### 1.5.2 — 2025-07-21 - App Updation to support new versions. - Performance Improvement ### 1.5.1 — 2024-10-31 - Improve Performance ### 1.5.0 (114) — 2024-10-29 - Updated the feature graph ## Apps similar to Smell Annotator | App | Rating | Price | Category | | --- | --- | --- | --- | | [Coverage Map](https://appshunter.io/ios/app/coverage-map/id6447767167) | 4.7 (740) | Free | Utilities | | [Ghost Vision SLS](https://appshunter.io/ios/app/ghost-vision-sls/id1595033309) | 4.5 (298) | Free | Utilities | | [Spy / Hidden Camera Detector](https://appshunter.io/ios/app/spy-hidden-camera-detector/id6472172603) | 4.1 (831) | Free | Utilities | | [Thermometer](https://appshunter.io/ios/app/thermometer/id357949214) | 4.4 (3,915) | Free | Utilities | | [Airthings](https://appshunter.io/ios/app/airthings/id1560329275) | 4.4 (2,984) | Free | Utilities | | [Gas Detection](https://appshunter.io/ios/app/gas-detection/id509211421) | 5.0 (2) | Free | Utilities | ## More apps by SmartNanotubes Technologies - [Smell.Board Hub](https://appshunter.io/ios/app/smellboard-hub/id6740817219) All apps by SmartNanotubes Technologies: https://appshunter.io/developer/1607528177 --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-23.*