Comparison

Scentience vs Concrete Calculator Tools

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

Head to head
About

Scentience

Visualize and interpret olfactory data from specialized devices. This tool offers real-time scent analysis, AI-powered source localization, and device calibration, all while prioritizing user privacy with offline functionality.

Highlights
  • Real-time olfaction data visualization
  • AI-powered scent source localization
  • Automatic device calibration
  • Offline operation for privacy
  • Multi-device swarming coordination
  • Chemical compound identification
Features
Read full description

The Scentience app is a visualization tool intended to be used as a companion with the Scentience olfaction devices for olfactory robotics. The app allows an iPhone or iPad to simply connect to each device wirelessly through Bluetooth. Just open the app with a Scentience device activated and pairing will occur automatically. Onboard the app is an Olfaction-Vision-Language Model (OVLM) that runs completely on the device. Privacy is of paramount importance to Scentience, so no internet, LTE, or other data connection is required to use and operate the main features of the app. Below are a few features the app provides: - Guidance on how to use Scentience devices. - Automatic calibration of Scentience devices and diagnostics monitoring. - Real-time visualization and interpretation of olfaction data. - An Olfaction-Vision-Language AI Model (OVLM) for locating the source from where detected compounds are emitted. - An Olfaction-Vision-Language-Action AI Model (OVLAM) for enabling Scentience devices to navigate by scent. - Over-the-air firmware updates for Scentience devices through Bluetooth connection. - Information on chemical compounds detected in the air and what causes their presence. - Coordination of multi-device swarming for enhanced scent localization. - Contextualization of detected compounds with local weather data. - Interfacing with third party olfaction sensors. - Export of all data for offline lab use. - Olfactory fingerprinting.

About

Concrete Calculator Tools

This app simplifies concrete volume calculations for professionals and DIYers. It offers flexible unit support and a free rectangular slab calculator, with advanced features available via subscription.

Highlights
  • Flexible unit support (metric/imperial)
  • Rectangular slab calculator (free)
  • Circular slab calculator
  • Circular column calculator
  • Post hole calculator
  • Slab from area calculator
Features
Read full description

Concrete Calculator is the essential app for concreters, builders, contractors, and DIY enthusiasts who want to make concrete calculations quick and easy on the job site. Use your iPhone or iPad—Concrete Calculator is built for you. With a simple, easy-to-use design, Concrete Calculator helps you focus on the pour while the app handles the math. Perfect for Architects, Builders, Concreters, Construction Workers, Contractors, Designers, Engineers, Landscapers, and anyone who needs fast, accurate concrete estimates with ease. Concrete Calculator can save you time and money by reducing errors and material waste on site. WHY CONCRETE CALCULATOR? At Concrete Calculator, our mission is to create best-in-class concrete calculation tools. We’re working toward a sustainable business model so we can keep adding new features and saving you time and money on every job. FEATURES • Flexible Unit Support - Enter dimensions in metric or imperial (feet, inches) and get results in cubic metres, cubic feet, or cubic yards • Rectangular Slab Calculator (Free) - Our core calculator is free forever. Quickly calculate the concrete volume needed for rectangular or square slabs. Ideal for house slabs, patios, driveways, and foundations. PREMIUM FEATURES (Requires Concrete Tools Pro Subscription) • Circular Slab Calculator - Easily calculate concrete for circular slabs, footings, and bases. • Circular Column Calculator - Get the precise concrete volume for circular columns and piers. • Post Hole Calculator - Quickly calculate concrete for one or more post holes, ideal for fencing and decking projects. • Slab from Area Calculator - Great for irregular shapes. Enter the total area and depth to get an instant concrete volume calculation. FEEDBACK If there’s a calculator you’d like to see added, please email feedback@concretecalculator.app. NO ADS EVER We believe that if you’re paying for an app, it should deliver the best experience possible and be ad-free. That’s why Concrete Calculator will always have no ads. SUPPORT Have feedback or questions? We’d love to hear from you! Email us at support@concretecalculator.app. If Concrete Calculator helps you on the job, we’d appreciate an App Store review. Your review helps others find Concrete Calculator. Terms of Service: https://www.concretecalculator.app/en/legal/terms/ Privacy Policy: https://www.concretecalculator.app/en/legal/privacy/ Proudly made in Australia.

Screenshots

Scentience4 screens
Concrete Calculator Tools4 screens

Verdict

The call

The clearest difference is review sentiment: Scentience at 100% against Concrete Calculator Tools's 0%. Scentience also leads on in-app purchases (none vs 4) and ads (none vs shown). Concrete Calculator Tools's advantage is ratings volume (51 vs 12). On price, update cadence, device support and iOS requirement 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. Concrete Calculator Tools sells 4 in-app purchases, starting at $3.99 per 7 days. Scentience asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Scentience holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 12 and 51 respectively. Written reviews point the same way: 100% of Scentience's written reviews are positive against 0% of Concrete Calculator Tools's.

UpkeepUpdate frequency

Scentience ships an update monthly, Concrete Calculator Tools every 2 months. The most recent releases landed on October 30, 2026 and November 1, 2026 respectively.

Scorecard6 real differences · 4 level
Scentience versus Concrete Calculator Tools: the parameters behind the verdict, then further details
ParameterScentienceConcrete Calculator Tools
PriceFreeFree
Rating5.0 (12 ratings) — better4.7 (51 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings1251 — better
Update frequencyMonthly — betterEvery 2 months
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, MaciPhone, iPad
Requires iOS17.0 — better18.0
Further details — not scored
Size1.7 GB39 MB
Age rating4+4+
DeveloperKordel FrancePeth Pty Ltd

Customer experience

Scentience

All ratings12 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Concrete Calculator Tools

All ratings51 ratings
Positive92.2%
Neutral0.0%
Negative7.8%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

Scentience

No in-app purchases

4 purchases

Concrete Calculator Tools

Subscriptions3
  • Weekly Pro3 Days trial$3.997 Days
  • Monthly Pro$5.991 Month
  • Annual Pro$19.991 Year
One-time1
  • One-Time Purchase$85.00

Questions

Is Scentience free?
Scentience is free to download, with no in-app purchases.
Is Concrete Calculator Tools free?
Concrete Calculator Tools is free to download, with in-app purchases available.
Which has better reviews, Scentience or Concrete Calculator Tools?
Scentience is rated higher. Scentience averages 5.0 out of 5 from 12 ratings, while Concrete Calculator Tools averages 4.7 from 51 ratings.
Do Scentience or Concrete Calculator Tools have ads?
Concrete Calculator Tools shows ads; Scentience does not.
Which is updated more often, Scentience or Concrete Calculator Tools?
Scentience ships an update monthly, and Concrete Calculator Tools every 2 months. Most recently, Scentience was updated on October 30, 2026 and Concrete Calculator Tools on November 1, 2026.

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