Cal C vs NotePocket
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Cal C
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One app, every calculator you actually need โ scientific, financial, programmer, graphing, statistics, matrix, plus unit and currency conversion. Stop downloading a new app every time the math changes. You already know what your phone's built-in calculator can't do. Cal C picks up where it stops: solve for x, convert 40 units, work out an EMI, plot a graph, split a dinner bill, turn hex into binary, or check a live currency rate โ without leaving the app or hunting for a website. WHAT'S INSIDE Standard โ everyday arithmetic, percentages and memory functions, with a history you can search. Scientific โ trigonometry, powers, roots, factorials, logs, and constants including pi and e. Equation Solver โ enter an equation and get the answer, not just the arithmetic. Financial โ EMI, compound and simple interest, ROI, mortgage, tax and inflation calculators. Programmer โ binary, octal, decimal and hexadecimal conversion plus full bitwise operations. Unit Converter โ length, area, mass, temperature, speed, energy, pressure and more. Currency Converter โ live exchange rates for global currencies, in a couple of taps. Graphing โ plot and compare multiple equations visually. Matrix โ determinants, inverses, addition and multiplication, worked out step by step. Statistics โ mean, median, mode, variance and standard deviation from your own data sets. Shapes โ volume and surface area for cylinders, cones, cuboids, pyramids and more. Date Calculator โ days between two dates, or add and subtract time from any date. Tip Splitter โ work out the tip and divide the bill without the awkward silence. Health โ BMI and other everyday body metrics. Favourites & Smart Search โ pin the tools you use most, or type what you need and jump straight to it. History โ every calculation saved and searchable, so you never redo work you've already done. WHO IT'S FOR Students working through coursework. Engineers and developers who need hex and bitwise on hand. Anyone comparing a loan against a lease, or converting currency before a trip. Whoever gets handed the bill at dinner. People who just want a percentage without opening a browser. WHY IT STAYS ON YOUR HOME SCREEN - Every tool one tap away โ pin favourites, or search by name - Fast and accurate, with a clean layout that doesn't fight you - Works offline for everything except live currency rates - One download instead of five single-purpose calculators Your everyday calculator, reimagined. Terms & Conditions: https://obsidian-tin-ee3.notion.site/Terms-and-Conditions-32009a72d7508089a28add4379351d81?pvs=73 Currency conversion in Cal C uses exchange rate data from the Frankfurter API, which provides foreign exchange reference rates published by the European Central Bank.
NotePocket
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NotePocket is a clean and simple note app designed for quick capture and focused organization. Write notes in seconds Create a note the moment an idea appears. Keep titles and long-form text together in a calm, lightweight editor built for everyday use. Stay organized Sort your notes by date or title, switch between list and grid layouts, and organize everything with custom categories. Use search to find notes quickly and browse by calendar when you want to see what you wrote on a specific day. Make notes more useful Pin important notes, add checklist items for tasks, attach photos for visual context, and share note content when needed. Private by default Your notes are stored on your device. No account is required, and there are no ads or online tracking built into the app. NotePocket is ideal for personal reminders, work notes, shopping lists, plans, and everyday ideas.
Screenshots
Verdict
The clearest difference is ads: Cal C at none against NotePocket's shown. Cal C also leads on update cadence (every 10 days vs every 3 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Cal C ships an update every 10 days, NotePocket every 3 weeks. The most recent releases landed on September 11, 2026 and September 12, 2026 respectively.
| Parameter | Cal C | NotePocket |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 days โ better | Every 3 weeks |
| Ads | No โ better | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details โ not scored | ||
| Size | 31 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Pinki . | ๅ ต็ ้ |
In-app purchases
Cal C
No in-app purchases
NotePocket
No in-app purchases
Questions
Is Cal C free?
Is NotePocket free?
Do Cal C or NotePocket have ads?
Which is updated more often, Cal C or NotePocket?
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