Focusing vs ProEngineer Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Focusing
Boost your concentration and overcome procrastination with this minimalist timer. It uses the Pomodoro Technique to help you master your time, whether you're studying, working, or managing ADHD. Enjoy a clutter-free experience with customizable sounds and visual progress tracking.
- Pomodoro Technique timer
- Customizable focus and break durations
- Continuous auto-cycle mode
- Visual progress tracker
- Background operation with notifications
- White noise and alarm sounds
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Boost your focus instantly! Beat procrastination! Simple, elegant, and effective. The ultimate Pomodoro timer designed to help you crush distractions and master your time—whether you’re studying for exams, working on a project, or managing ADHD. Why You’ll Love It: Get in the Zone: Based on the proven Pomodoro Technique to maximize concentration. Minimalist Design: No clutter, just pure focus. Launch and start in seconds. Stay on Track: Customizable sounds and notifications keep you in the flow. Key Features: • Flexible Timer: Customize focus sessions, short breaks, and long breaks. • Continuous Flow: Auto-cycle mode for uninterrupted productivity loops. • Visual Progress: Beautiful dynamic circular tracker. • Background Mode: Seamless notifications even when the app is closed. • Smart Sounds: White noise and alarms tailored for deep work. Perfect For: Students preparing for exams Freelancers & Remote Workers ADHD & Neurodivergent minds Anyone wanting to do more in less time Simple Workflow: Set your task. Focus for 25 minutes. Take a short break. Repeat & Succeed. Download now and turn your time into results!
ProEngineer Calculator
This app provides engineers and students with a comprehensive suite of tools for complex calculations across various engineering disciplines. It offers features for stoichiometry, thermodynamics, electrical, and fluid mechanics, along with process visualization and project management aids.
- Stoichiometry & Material Balances
- Thermodynamics Calculations
- Electrical Calculations
- Flow Mechanics Calculator
- Process Timeline
- Consultant Directory
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ProEngineer Calculator — Your Comprehensive Engineering Companion Engineered for professional engineers and engineering students alike, ProEngineering Calculator combines powerful tools and practical resources to tackle complex calculations and process management with ease. From chemical stoichiometry to electrical and flow mechanics, this app is built to optimize accuracy and efficiency in all your engineering tasks. Features that Empower Your Engineering Work: Stoichiometry & Material Balances: Perform precise chemical reaction and mass flow calculations for process design and analysis. Thermodynamics Calculations: Access essential formulas for heat transfer, energy balances, and thermodynamic properties. Process Flow Diagram (PFD) Reference: Visualize and reference standardized PFD symbols and conventions within the app. Electrical Calculations: Solve electrical circuit problems and perform power, voltage, and current assessments. Flow Mechanics Calculator: Analyze fluid flow, pressure drops, pump performance, and piping systems accurately. Process Timeline: Organize and plan process stages with clear, visual timelines. Consultant Directory: Locate and connect with industry experts to support your projects. Intuitive Interface: Designed for quick data input and immediate results — perfect for both on-site work and office environments. ProEngineering Calculator is an essential engineering toolkit for professionals in chemical, mechanical, process, and electrical engineering fields. Boost your productivity, minimize errors, and take your engineering projects to the next level. Download now to make engineering smarter, faster, and easier.
Screenshots
Verdict
The clearest difference is price: Focusing at Free against ProEngineer Calculator's $19.99. Focusing also leads on update cadence (every 10 days vs monthly). ProEngineer Calculator's advantage is in-app purchases (none vs 2). On rating, 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
Focusing is free to download; ProEngineer Calculator costs $19.99 up front. Focusing sells 2 one-off in-app purchases. ProEngineer Calculator asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Focusing against 5.0 for ProEngineer Calculator. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Focusing ships an update every 10 days, ProEngineer Calculator monthly. The most recent releases landed on September 29, 2026 and September 17, 2026 respectively.
| Parameter | Focusing | ProEngineer Calculator |
|---|---|---|
| Price | Free — better | $19.99 |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 1 |
| Update frequency | Every 10 days — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases — better | Paid |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 8 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | 业宏 庞 | Margaret Hayes |
Customer experience
Focusing
ProEngineer Calculator
In-app purchases
Focusing
- Pro$0.99
- Timer$0.99
ProEngineer Calculator
No in-app purchases







