Calculator Mate vs NibbleCalc
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Calculator Mate
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This simple calculator with a clear display and large buttons makes calculations easy. All-in-one Calculator is a calculator app for iPhone and iPad featuring over 40+ calculators and unit converters categorized under finance, health, date & time, construction, shopping and everyday math. Simple yet powerful, the following features are built into this all-in-one calculator app :) āāāāāāāā STANDARD CALCULATOR ⢠Includes percent key, negative sign, memory functions, brackets and history viewer. ⢠Advanced mode includes functions for trigonometry, roots, exponents and logarithm found in scientific calculators. Upgrade to our Pro version to enjoy all features: Equation Solve, Handwriting Input, Currency Convert and 100% No Ads. - Payment will be charged to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the period - Length of subscriptions: one week, one month & one year - Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal - Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase - No cancellation of the current subscription is allowed during active subscription period - Any unused portion of a free period, if offered, will be forfeited when the user purchases the services. Read our privacy https://docs.google.com/document/d/1XiHf4DVIWjaYkmYz_Nur9ZwHUcRaKOQSW7EuHi5YDoE/ Read our terms https://docs.google.com/document/d/1XiHf4DVIWjaYkmYz_Nur9ZwHUcRaKOQSW7EuHi5YDoE/
NibbleCalc
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NibbleCalc is the all-in-one calculator for developers, designers, and power users ā a clean, fast calculator plus a full toolbox, all offline. FOUR-FUNCTION & SCIENTIFIC ⢠Beautiful standard calculator with calculation history ⢠Full scientific panel in landscape (trig, logs, powers, roots, factorial) PROGRAMMER ⢠HEX / DEC / OCT / BIN, live side by side ⢠Bit widths from 8-bit up to 127-bit ⢠Flip individual bits in an interactive bit grid ⢠AND, OR, XOR, NOT and shifts COLOR TOOLS ⢠Convert HEX, RGB, HSV, HSL and CMYK ⢠Copy ready-to-use CSS, SwiftUI and UIKit code ⢠Color Scan: pick real-world colors with your camera ⢠WCAG contrast-ratio checker DEVELOPER TOOLS ⢠JWT decoder ā header, payload and claims, fully offline ⢠MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes ⢠UUID v4 generator ⢠Base64 encode / decode (URL-safe too) DATE & TIME ⢠Date calculator ā add, subtract, days between ⢠Unix timestamp converter ā ISO 8601, RFC 2822, UTC and local MADE TO ENJOY ⢠Three themes: Dark, Vibrant, Minimal ⢠iPhone & iPad, portrait and landscape ⢠17 languages ⢠Works entirely offline ā your data never leaves your device NibbleCalc Pro (one-time purchase) ⢠Remove ads ⢠Unlock Dev Tools, Color Scan, 127-bit width and premium themes Download NibbleCalc and carry a whole developer toolbox in one calculator.
Screenshots
Verdict
The clearest difference is update cadence: NibbleCalc at every 6 weeks against Calculator Mate's every 19 months. Calculator Mate's advantage is iOS requirement (14.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Calculator Mate sells 6 in-app purchases, starting at $1.99 per 7 days and NibbleCalc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Calculator Mate ships an update every 19 months, NibbleCalc every 6 weeks. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.
| Parameter | Calculator Mate | NibbleCalc |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 19 months | Every 6 weeks ā better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod ā better | iPhone, iPad |
| Requires iOS | 14.0 ā better | 18.0 |
| Further details ā not scored | ||
| Size | 25 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | LINATION TRADING LIMITED | LiChuan Lin |
In-app purchases
Calculator Mate
- Calculator Unlimited3 Days trial$1.997 Days
- Calculator Unlimited3 Days trial$2.997 Days
- Calculator Unlimited$4.991 Month
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- Calculator Unlimited$6.991 Month
- Calculator Unlimited$16.991 Year
- Calculator Unlimited$22.991 Year
NibbleCalc
- Pro$2.99









