CalcMate vs Scientific Computer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CalcMate
This app combines note-taking with a powerful calculator, allowing you to perform calculations directly within your text. It handles math, currency, unit conversions, and date calculations, offering a streamlined alternative to spreadsheets and traditional calculators.
- Calculate math within text
- Currency and unit conversions
- Date calculations
- Organize notes with folders
- iCloud syncing
- Custom number keyboard
Read full descriptionHide full description
CalcMate is a powerful notepad with a built-in calculator that lets you write naturally while solving calculations instantly. Enter numbers, text, percentages, currencies, dates, and units—all in the same note. Whether you’re calculating invoices, tracking expenses, creating budgets, or making quick estimates, CalcMate eliminates the need to switch between a notes app, calculator, and spreadsheet. What you can do • Perform calculations directly inside your notes. • Calculate percentages, taxes, discounts, and tips. • Convert currencies and units. • Calculate dates and durations. • Create invoices, budgets, bills, and shopping lists. • Reference previous calculations and keep everything organized. Try these examples • 100 + 5 tip • 1000$ + 20% fee • 900$ + 20$ delivery + 1.5% • 500 USD in EUR • 10 BTC in USD • Today + 5 days • Tomorrow + 10 days • 1 kg in lb • subtotal — calculates the total of all previous lines • line5 — uses the result from line 5 • # this is a comment …and much more. Features • Smart note editor with live calculations • Organize notes with folders • Trash folder to restore or permanently delete notes • iCloud sync across your Apple devices • Optional custom number keyboard • Optional running total displayed above the keyboard We’d love your feedback Have questions, suggestions, or need help? Contact us at: lazyboardapp+calcmate@gmail.com
Scientific Computer
This app offers a comprehensive suite of calculation tools, including basic, scientific, mortgage, and tax calculators. It also provides unit conversions, date calculations, and a compass with location data. Manage your finances, plan projects, and navigate with ease using its multifunctional features.
- Basic and scientific calculations
- Mortgage and personal income tax calculator
- Date and unit conversion
- Compass with GPS data
- Score calculator
- Base conversion
Read full descriptionHide full description
The all-in-one scientific calculator is a powerful calculator with powerful calculation functions. A calculator that supports basic calculators, scientific calculators, score calculators, mortgage calculators, personal income tax calculations, base conversion, date calculation, unit conversion, and more functions. It is a compass tool that helps you identify directions and view latitude, longitude, and altitude. Function Introduction: [Basic Calculator] provides basic arithmetic operation functions, with a simple interface and intuitive operation, making it easy for users to quickly perform calculations. In addition to efficient basic calculators, scientific calculators also support trigonometric functions, radians, constants, and other calculators. The score calculator supports addition, subtraction, multiplication, and division calculations between two scores. [Mortgage Calculator] Commercial loan, housing provident fund loan, and combination loan calculator, supporting more detailed viewing. [Personal income tax calculation] Supports the calculation of five insurances and one fund, as well as the calculation of year-end bonuses. [Date Calculation] Supports functions such as date interval, date conversion, date calculation, world time, etc. [Unit Conversion] Supports length conversion, area conversion, volume conversion, temperature conversion, velocity conversion, time conversion, weight conversion, pressure conversion, power conversion, heat conversion, and force conversion. [Compass] Identify direction, quickly find southeast, northwest, and can also view latitude, longitude, altitude, and other data. Subscription instructions: -Subscription Service: Weekly Membership -Payment: After the user confirms the purchase and makes the payment, it will be credited to their iTunes account -The Apple iTunes account will be charged within 24 hours before expiration, and once the charge is successful, the subscription period will be extended by one subscription period -The subscription will automatically renew at the same price and period as before, unless automatic renewal is turned off at least 24 hours before the end of the current subscription period -After purchase, users can manage subscriptions and disable automatic renewals in their account settings. Privacy Policy:https://www.yuque.com/ilovni/lnzzwb/ktore26uxzid97vb?singleDoc# Term of service:https://www.yuque.com/ilovni/lnzzwb/qfp7hbl1834kk69m?singleDoc#
Screenshots
Verdict
The clearest difference is ads: Scientific Computer at none against CalcMate's shown. Scientific Computer also leads on iOS requirement (13.0 vs 16.0). CalcMate's advantage is ratings volume (96 vs 1). On price, rating, review sentiment and update cadence 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
Both are free to download. CalcMate sells 5 one-off in-app purchases and Scientific Computer sells 1 in-app purchase, starting at $5.99 per 7 days. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.9 for CalcMate against 5.0 for Scientific Computer. That said, the two scores are not equally well evidenced: CalcMate has 96 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 95% of CalcMate's written reviews are positive against 100% of Scientific Computer's.
CalcMate ships an update fortnightly, Scientific Computer every 2 weeks. The most recent releases landed on September 21, 2026 and June 3, 2026 respectively.
| Parameter | CalcMate | Scientific Computer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (96 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 95.2% of reviews | 100.0% of reviews — better |
| Number of ratings | 96 — better | 1 |
| Update frequency | Fortnightly — better | Every 2 weeks |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 21 MB | 118 MB |
| Age rating | 4+ | 4+ |
| Developer | Elsayed Hussein | Wuhan Sheshou Technology Co.,Ltd. |
Customer experience
CalcMate
Scientific Computer
In-app purchases
CalcMate
- Buy me a coffee$0.99
- Buy me 2 coffees$1.99
- Buy Me a burger$4.99
Show 2 moreShow fewer
- Remove Ads$5.99
- Buy Me a pizza$9.99
Scientific Computer
- One week membership3 Days trial$5.997 Days
Questions
Is CalcMate free?
Is Scientific Computer free?
Which has better reviews, CalcMate or Scientific Computer?
Do CalcMate or Scientific Computer have ads?
Which is updated more often, CalcMate or Scientific Computer?
Other comparisons















