ColorCalculator+ vs ConvertCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ColorCalculator+
A minimalist calculator with a clean interface and customizable color themes. It offers calculation history and scientific functions, making it ideal for everyday use and clarity.
- Minimalist design
- Color themes
- Calculation history
- Scientific functions
- Intuitive interface
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ColorCalculator+ is a beautifully minimal calculator with color themes, calculation history, and scientific functions — designed for clarity and everyday use.
ConvertCalc
This app combines a powerful calculator with an advanced unit converter, offering over 200 units across 19 categories. It allows for unified calculations and conversions in one step, with features like live currency exchange and date conversions. An optional pro version unlocks advanced customization and organizational tools.
- Unified calculation and conversion workflow
- Over 200 units across 19 categories
- Live currency conversion
- Multiple calendar system conversions
- Age calculator
- Customizable themes and layouts
- Offline functionality (excluding live currency)
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ConvertCalc – Pro Calculator & Unit Converter Fast. Private. Ad-free. Over 200+ units. The only calculator you’ll ever need. ConvertCalc combines a powerful everyday calculator with an advanced unit converter in one clean, distraction-free app. Built for students, travelers, freelancers, and professionals who need accurate results instantly — without ads or clutter. WHY CONVERTCALC? Unified Workflow Calculate and convert in one step. Enter an equation, get the result, and instantly convert it to any unit. No switching apps. No extra taps. POWERFUL UNIT CONVERSION 19 categories. Hundreds of units. Real-world use cases: Essentials Length, Mass, Volume, Area, Temperature, Time, Speed Travel & Finance Live currency conversion (30+ major currencies) Shoe size conversion (Men, Women, Kids) Science & Engineering Force, Energy, Power, Pressure, Torque, Fuel Consumption Technology Data storage (Bit to Yottabyte) Data transfer speeds Calendar Systems Convert dates across: Gregorian, Japanese, Buddhist, Islamic, Hebrew, Chinese Lunar, Indian, Persian, ISO 8601, ROC Age Finder Instant age calculator and estimator GO PRO – TOTAL CONTROL Unlock the full power of ConvertCalc Pro: Favorite Pairs Save common conversions for quick access (USD to EUR, Meters to Feet, Celsius to Fahrenheit) One-Handed Layouts Compact, Right-handed and Left-handed modes Unlimited Named History Save, label, and organize your calculations Saved Shoe Profiles Store sizes for family and friends Full Organization Reorder currencies and units your way Advanced Rounding Control decimals and precision Premium Customization 50+ themes and custom colors Design your perfect calculator 100% Ad-Free Forever BUILT FOR DAILY USE Works offline (except live currency updates) Smart history tracking No tracking, no ads Clean, modern interface Download ConvertCalc One app. Endless calculations.
Screenshots
Verdict
The clearest difference is ads: ColorCalculator+ at none against ConvertCalc's shown. ColorCalculator+ also leads on monetization model (free vs free with in-app purchases) and update cadence (every 3 days vs every 8 days). On price, rating, review sentiment and ratings volume 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. ColorCalculator+ sells 1 one-off in-app purchase and ConvertCalc sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for ColorCalculator+ against 5.0 for ConvertCalc. Both are backed by a comparable volume of ratings — 4 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
ColorCalculator+ ships an update every 3 days, ConvertCalc every 8 days. Both last shipped on October 30, 2026.
| Parameter | ColorCalculator+ | ConvertCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (4 ratings) | 5.0 (2 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 4 — better | 2 |
| Update frequency | Every 3 days — better | Every 8 days |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.4 | 17.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Alison Carey | Michael Riehl |
Customer experience
ColorCalculator+
ConvertCalc
In-app purchases
ColorCalculator+
- ColorCalculator+ Premium$2.99
ConvertCalc
- ConvertCalc Pro$8.99
Questions
Is ColorCalculator+ free?
Is ConvertCalc free?
Which has better reviews, ColorCalculator+ or ConvertCalc?
Do ColorCalculator+ or ConvertCalc have ads?
Which is updated more often, ColorCalculator+ or ConvertCalc?
Other comparisons
