Comparison

Smell Annotator vs Vendora

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

Head to head
About

Smell Annotator

This application enables machines to digitally sense and analyze smells using nanomaterial-based technology. It allows users to view, annotate, and recognize smell measurements in real-time, functioning as part of a developer kit.

Highlights
  • Smell recognition
  • Smell digitalization and annotation
  • Saving and loading measurements
  • Real-time measurement visualization
  • Offline data collection
  • Graph synchronization
Features
Read full description

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

About

Vendora

Manage your online business presence directly from your mobile device. Track and update product details, and soon, manage orders, inventory, and employee access. Streamline your e-commerce operations on the go.

Highlights
  • Track products
  • Update product images
  • Update product information
  • Manage orders
  • Manage inventory
  • Manage employee access
Features
Read full description

The Vendora app allows you to manage your business's online presence from your phone. - Track products and update products that are missing images - Updating product information, including prices, availability, and tax status (coming soon) - Track, pick, and manage orders (coming soon) - Receive and manage inventory (coming soon) - Manage your employee's access (coming soon)

Screenshots

Smell Annotator3 screens
Vendora4 screens

Verdict

The call

The clearest difference is rating: Vendora at 5.0 against Smell Annotator's 1.0. Vendora also leads on ratings volume (5 vs 1). Smell Annotator's advantage is monetization model (free vs ad-supported). On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Vendora holds the better App Store score, 5.0 against 1.0. That said, the two scores are not equally well evidenced: Vendora has 5 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Smell Annotator ships an update monthly, Vendora every 5 weeks. The most recent releases landed on October 27, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 6 level
Smell Annotator versus Vendora: the parameters behind the verdict, then further details
ParameterSmell AnnotatorVendora
PriceFreeFree
Rating1.0 (1 ratings)5.0 (5 ratings) — better
Number of ratings15 — better
Update frequencyMonthly — betterEvery 5 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.0 — better15.1
Further details — not scored
Size53 MB48 MB
Age rating4+4+
DeveloperSmartNanotubes TechnologiesJaldi

Customer experience

Smell Annotator

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

Vendora

All ratings5 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Smell Annotator

No in-app purchases

None

Vendora

No in-app purchases

Questions

Is Smell Annotator free?
Smell Annotator is free to download, with no in-app purchases.
Is Vendora free?
Vendora is free to download, with no in-app purchases.
Which has better reviews, Smell Annotator or Vendora?
Vendora is rated higher. Smell Annotator averages 1.0 out of 5 from 1 ratings, while Vendora averages 5.0 from 5 ratings.
Do Smell Annotator or Vendora have ads?
Neither Smell Annotator nor Vendora shows ads.
Which is updated more often, Smell Annotator or Vendora?
Smell Annotator ships an update monthly, and Vendora every 5 weeks. Most recently, Smell Annotator was updated on October 27, 2026 and Vendora on November 3, 2026.

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