NibbleCalc vs Calculator & Solver
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
NibbleCalc
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NibbleCalc is the all-in-one calculator for developers, designers, and power users β a clean, fast calculator plus a full toolbox, all offline. FOUR-FUNCTION & SCIENTIFIC β’ Beautiful standard calculator with calculation history β’ Full scientific panel in landscape (trig, logs, powers, roots, factorial) PROGRAMMER β’ HEX / DEC / OCT / BIN, live side by side β’ Bit widths from 8-bit up to 127-bit β’ Flip individual bits in an interactive bit grid β’ AND, OR, XOR, NOT and shifts COLOR TOOLS β’ Convert HEX, RGB, HSV, HSL and CMYK β’ Copy ready-to-use CSS, SwiftUI and UIKit code β’ Color Scan: pick real-world colors with your camera β’ WCAG contrast-ratio checker DEVELOPER TOOLS β’ JWT decoder β header, payload and claims, fully offline β’ MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes β’ UUID v4 generator β’ Base64 encode / decode (URL-safe too) DATE & TIME β’ Date calculator β add, subtract, days between β’ Unix timestamp converter β ISO 8601, RFC 2822, UTC and local MADE TO ENJOY β’ Three themes: Dark, Vibrant, Minimal β’ iPhone & iPad, portrait and landscape β’ 17 languages β’ Works entirely offline β your data never leaves your device NibbleCalc Pro (one-time purchase) β’ Remove ads β’ Unlock Dev Tools, Color Scan, 127-bit width and premium themes Download NibbleCalc and carry a whole developer toolbox in one calculator.
Calculator & Solver
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Calzyo is a professional scientific calculator built for speed, accuracy, and clarity. Whether youβre solving algebra homework, preparing for exams, or handling complex engineering calculations, this app delivers all the tools you need in one clean and simple interface. KEY FEATURES Full Scientific Functions Easily compute sin, cos, tan, ln, log, powers, square roots, factorials, parentheses, and more. Supports both degree and radian modes β perfect for students, engineers, and professionals. Graphing Calculator Plot functions instantly, zoom and pan, trace curves, and find intersections and extrema. Visualize equations and gain a deeper understanding of math. Smart Expression Display See your entire input clearly as you type β fractions, decimals, percentages, and multi-level parentheses are displayed in a natural, readable format, helping you avoid errors. History & Memory Calculation history is saved automatically. Recall previous results, reuse variables, and keep working on multi-step problems without losing track. Unit Converter & Scientific Constants Built-in unit conversions and a handy list of scientific constants make this more than just a calculator β itβs a complete reference tool. Clean, Ad-Free, Offline-Ready Enjoy a minimalist interface with a dark mode option. Basic calculations work offline, no ads, no distractions, and your privacy is fully protected. WHO ITβS FOR Students from middle school to university, educators, engineers, financial analysts, researchers, and anyone who needs a fast, reliable calculator on the go. Download Calzyo today β smart math, made simple. Privacy Policy: https://sites.google.com/view/yqprivacy-policy Terms: https://sites.google.com/view/yq-terms
Screenshots
Verdict
The clearest difference is update cadence: Calculator & Solver at every 3 days against NibbleCalc's every 2 months. Calculator & Solver also leads on iOS requirement (15.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. NibbleCalc sells 1 one-off in-app purchase and Calculator & Solver sells 4 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.
NibbleCalc ships an update every 2 months, Calculator & Solver every 3 days. The most recent releases landed on October 25, 2026 and October 6, 2026 respectively.
| Parameter | NibbleCalc | Calculator & Solver |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 3 days β better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 18.0 | 15.0 β better |
| Further details β not scored | ||
| Size | 4 MB | 20 MB |
| Age rating | 4+ | 4+ |
| Developer | LiChuan Lin | Changsha Liangchao Technology Co., Ltd. |
In-app purchases
NibbleCalc
- Pro$2.99
Calculator & Solver
- Calculator Premium - Weekly3 Days trial$6.997 Days
- Calculator Premium - Weekly3 Days trial$9.997 Days
- Calculator Premium - Monthly3 Days trial$19.991 Month
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- Calculator Premium - Yearly3 Days trial$59.991 Year
Questions
Is NibbleCalc free?
Is Calculator & Solver free?
Do NibbleCalc or Calculator & Solver have ads?
Which is updated more often, NibbleCalc or Calculator & Solver?
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