Chemical Engineering Formulate vs ShareLink Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Chemical Engineering Formulate
This comprehensive reference tool provides over 1,500 formulas, calculators, and conversion charts for chemical engineering professionals and students. It covers a wide range of topics including heat transfer, fluid mechanics, and reaction kinetics, with support for both US and Metric units.
- 1,500+ formulas and calculators
- 700+ engineering calculators
- US/Metric unit toggle
- Dual-unit display
- Searchable reference tables
- Offline functionality
- Save and share calculations
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CHEMICAL ENGINEER is the essential tool for Chemical Engineers, Process Engineers, and engineering students. With over 1,500 formulas and calculators, this is the most comprehensive chemical engineering reference app available. The app features 700+ engineering calculators across 50 categories, 750 conversion formulas, 8 temperature scales, and 14 reference tables. All formulas support US and Metric (SI) units with one-tap toggle and dual-unit display. CORE CHEMICAL ENGINEERING - Heat Transfer -- LMTD, overall heat transfer, fin efficiency, radiation, Fourier's law - Fluid Mechanics -- Reynolds number, Bernoulli, Darcy-Weisbach, Hagen-Poiseuille - Thermodynamics -- Ideal gas, Clausius-Clapeyron, Antoine equation, compressibility - Reaction Kinetics -- Arrhenius equation, rate laws, CSTR/PFR design, Levenspiel - Mass Transfer -- Fick's law, mass transfer coefficients, wetted wall columns - Distillation -- McCabe-Thiele, Fenske, Underwood, relative volatility - Dimensionless Numbers -- Reynolds, Nusselt, Prandtl, Schmidt, Sherwood, Grashof UNIT OPERATIONS Filtration, Packed/Fluidized Beds, Compressor Sizing, Mixing, Cooling Towers, Membrane Separation, Crystallization, Liquid-Liquid Extraction, Adsorption PROCESS & SAFETY Process Economics, Process Control, Safety Engineering, Corrosion and Electrochemistry ENVIRONMENTAL Air Quality, River/Lake/Soil Pollution, Infiltration and Recharge, Evaporation, Waste ADDITIONAL CATEGORIES Piping (70), Pressure Stress (109), Material Weight (101), Area Formulas (60), Flat Plates, Pumps, Pump Laws, Steam, Crusher, Vapor Separators, Equilibrium, Cogeneration, and more CONVERSIONS BTU, Cubic, Flows, Ft-Lbs, Horsepower, HVAC, Hydraulic, Linear, Liquid, Metric (460), Power, Pressures, Square Measures, Watts, Weights TEMPERATURE SCALES Celsius, Fahrenheit, Kelvin, Rankine, Reaumur, Newton, Delisle, Romer 14 REFERENCE TABLES Chemical Properties, Steam Tables, Pipe Schedules, Material Densities, pH Scale, Engineering Constants, Chemical Resistance, Water Quality, Critical Properties, Antoine Constants, Heat Transfer Coefficients, Dimensionless Numbers, Gas Properties, Flammability Limits FEATURES - US/Metric toggle with dual-unit display - Save calculations and favorites - Share and export results - Searchable reference tables - Dark mode interface - Works offline Don't see a formula you need? Email us and we'll include it in the next update.
ShareLink Pro
Wirelessly share content from your iPhone or iPad to a room display for presentations. Supports sharing images, videos, and screen mirroring. Offers modes for open collaboration or moderated control.
- Wireless content sharing
- Screen mirroring
- Simultaneous multi-item sharing
- Basic Collaboration Mode
- Moderator Mode
- Easy integration with AV systems
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Extron ShareLink™ Pro is a user-friendly app for wirelessly sharing content from your smartphone or tablet for presentation on the room display. It enables connection of Apple® iPhones and iPads to an Extron ShareLink Pro presentation system via the existing Wi Fi network. Use the app to share images or video from your device or iCloud drive as well as images captured using your camera. Multiple items can be shared simultaneously, appearing side-by-side on the display. Similar to mirroring content to an AppleTV, you can mirror your screen on the room display while using the app. Simply select your ShareLink Pro from the list of available AirPlay devices. The app supports two operational modes. Basic Collaboration Mode allows any user to share content, while Moderator Mode enables a designated moderator to control which users can share content. Whether presenting or sharing BYOD content, the app ensures easy integration of iPhones and iPads into professional AV systems. Setup is fast and easy! Install the Extron ShareLink Pro wired and wireless presentation system, connect to the ShareLink Pro system, and launch the ShareLink Pro app to start sharing content.
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Verdict
The clearest difference is price: ShareLink Pro at Free against Chemical Engineering Formulate's $4.99. ShareLink Pro also leads on review sentiment (36% vs 0%) and in-app purchases (none vs 1). On 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
ShareLink Pro is free to download; Chemical Engineering Formulate costs $4.99 up front. Chemical Engineering Formulate sells 1 one-off in-app purchase. ShareLink Pro asks for nothing beyond the download.
Chemical Engineering Formulate ships an update every 8 months, ShareLink Pro every 3 months. The most recent releases landed on October 6, 2026 and September 26, 2026 respectively.
| Parameter | Chemical Engineering Formulate | ShareLink Pro |
|---|---|---|
| Price | $4.99 | Free — better |
| Rating | — | 3.2 (13 ratings) — better |
| Positive reviews | 0.0% of reviews | 36.4% of reviews — better |
| Number of ratings | — | 13 — better |
| Update frequency | Every 8 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Paid | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.6 | 14.2 — better |
| Further details — not scored | ||
| Size | 19 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | Historycentral.com | Extron Electronics |
Customer experience
Chemical Engineering Formulate
ShareLink Pro
In-app purchases
Chemical Engineering Formulate
- Chemistry Pro$3.99
ShareLink Pro
No in-app purchases
Questions
Is Chemical Engineering Formulate free?
Is ShareLink Pro free?
Do Chemical Engineering Formulate or ShareLink Pro have ads?
Which is updated more often, Chemical Engineering Formulate or ShareLink Pro?
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