Comparison

IRIScan PDF Scanner vs Chem Calc

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

Head to head
About

IRIScan PDF Scanner

Easily transfer scanned documents from your IRIScan Anywhere 6 scanner to your smartphone or tablet via Wi-Fi. Capture various document types for business or personal use, then send them wirelessly to your mobile devices or computer.

Highlights
  • Wi-Fi document transfer
  • Scan contracts, receipts, business cards
  • Transfer to smartphone and tablet
  • Wireless transfer to computer
  • Portable scanner companion app
Features
Read full description

This application has been designed for use with IRIScan Anywhere 6 scanners. You can easily transfer scanned documents from IRIScan Anywhere via Wi-Fi to your smartphone and tablets. The all-new IRIScan Anywhere 6 Wifi includes Wi-Fi connectivity that lets you instantly transfer all your images to your smartphone or even tablet. The free IRIScan Anywhere app available on the App Store connects your OS device to your IRIScan Anywhere quickly and easily. IRIScan Anywhere 6 is an extremely compact, lightweight scanner that can easily be slipped into a bag and taken anywhere. Powered by a powerful lithium-ion battery rechargeable via USB, this portable scanner works anywhere without being connected to a computer! It easily captures all types of documents: contracts, business cards, receipts, forms... you name it! It's a perfect choice for SME users and mobile players alike. Not only is this scanner practical for business - it's also perfect for simply scanning images, drawings and notes. You can also simply send them via Wi-Fi to your mobile devices or computer. For mobile devices, dedicated iOS apps are available online to make your transfers a breeze!

About

Chem Calc

This chemistry calculator helps students, teachers, and professionals solve chemical problems, balance equations, and perform accurate calculations. It features an interactive periodic table, molar mass calculator, and tools for gas laws and concentrations. Most functions work offline.

Highlights
  • Interactive Periodic Table with element properties
  • Reaction search and automatic equation balancing
  • Molar mass calculator for chemical formulas
  • pH and Acid–Base calculations
  • Ideal Gas Law calculator
  • Concentration and dilution tools
  • Calculation history and unit converter
Features
Read full description

Chem Calc is a powerful and easy-to-use chemistry calculator for students, teachers, and professionals. It helps you solve chemical problems, balance equations, and perform accurate calculations — both online and offline. Most features work offline. Internet access is required only for reaction search. Key Features Interactive Periodic Table Explore all chemical elements with detailed properties: - atomic number and atomic mass - electron configuration - electronegativity - atomic radius and oxidation states - standard state and physical properties Tap any element to view full information. Reaction Search and Equation Balancer - Search for common inorganic and organic reactions - Automatic equation balancing - Correct stoichiometric coefficients - Support for complex formulas and brackets Molar Mass Calculator Calculate molar mass for any valid chemical formula (for example: C6H12O6, Fe2O3, KMnO4). - detailed element breakdown - support for nested brackets - crystal hydrates (CuSO4·5H2O) - pH and Acid–Base Calculations - pH calculation for acids and bases - concentrations of H⁺ and OH⁻ - support for weak acids and bases using pKa / pKb Gas Laws and Ideal Gas Calculator Solve problems using the ideal gas equation PV = nRT. - pressure, volume, temperature, amount of substance - automatic unit conversion (Pa, atm, mmHg, L, mL, K, °C) Concentration and Dilution Tools - molarity, molality, normality - mass fraction and volume fraction - dilution and solution mixing calculations Calculation History All recent calculations are saved so you can quickly return to previous results. Unit Converter Convert: - mass, volume, amount of substance - concentration units - number of particles (Avogadro’s number) Change units without re-entering values. Why Choose Chem Calc - Accurate and reliable data based on standard chemistry references - Clean and intuitive interface - Works offline for most calculations - Suitable for school, university, and laboratory use Regular updates with new features and improvements Download Chem Calc and keep all essential chemistry calculations in one app — no paper tables or external references needed. Follow updates: https://t.me/chemcalc_en Privacy Policy: https://www.notion.so/Privacy-Policy-204d504d7d5a80218d28dee6633990d5?source=copy_link Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

IRIScan PDF Scanner4 screens
Chem Calc4 screens

Verdict

The call

The clearest difference is rating: Chem Calc at 5.0 against IRIScan PDF Scanner's 3.0. IRIScan PDF Scanner's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 26.0). On price, ratings volume, 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. Chem Calc sells 3 in-app purchases, starting at $1.99 per month. IRIScan PDF Scanner asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Chem Calc holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

Scorecard4 real differences · 6 level
IRIScan PDF Scanner versus Chem Calc: the parameters behind the verdict, then further details
ParameterIRIScan PDF ScannerChem Calc
PriceFreeFree
Rating3.0 (2 ratings)5.0 (1 ratings) — better
Positive reviews0.0% of reviews—
Number of ratings2 — better1
Update frequency—Every 9 days
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better26.0
Further details — not scored
Size68 MB80 MB
Age rating4+4+
DeveloperI.R.I.S. s.a.Fanis Kalimullin

Customer experience

IRIScan PDF Scanner

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews7 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

Chem Calc

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

IRIScan PDF Scanner

No in-app purchases

3 purchases

Chem Calc

Subscriptions2
  • Pro subscription (1 Month)$1.991 Month
  • Premium Yearly (1 year)$19.991 Year
One-time1
  • Premium$5.99

Questions

Is IRIScan PDF Scanner free?
IRIScan PDF Scanner is free to download, with no in-app purchases.
Is Chem Calc free?
Chem Calc is free to download, with in-app purchases available.
Which has better reviews, IRIScan PDF Scanner or Chem Calc?
Chem Calc is rated higher. IRIScan PDF Scanner averages 3.0 out of 5 from 2 ratings, while Chem Calc averages 5.0 from 1 ratings.
Do IRIScan PDF Scanner or Chem Calc have ads?
Neither IRIScan PDF Scanner nor Chem Calc shows ads.

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