Unit Converter ++ vs Scientific Calqon
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Unit Converter ++
Easily convert between various units of measurement for length, weight, temperature, volume, and more. This offline tool is designed for travelers, students, and professionals needing quick conversions.
- Converts length, weight, temperature, volume, and more
- Supports numerous units of measurement
- Works offline
- Useful for travelers, students, and professionals
- Covers speed, area, pressure, power, and energy units
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Unit Converter ++ is an easy-to-use to converter length, weight, temperature, volume and multiple other units of measurement. Unit Converter ++ is useful for international travelers, students, cooks, engineers and anyone else who needs to convert between units. Units (abstract) Length: Mile, Yard, Foot, Inch, Kilometer, Meter, Centimeter... Temperature: Celsius, Fahrenheit... Volume: Gallon, Quart, Pint, Cup, Tablespoon, Teaspoon, Liter... Speed: Knots, Miles per Hour, Kilometers per Hour... Area: Square Mile, Square Foot, Acre... Weight: Ton, Pound, Ounce, Kilogram... Pressure: Pounds/Square Foot (psi), Bars, Inches of Mercury... Power: Horsepower, Kilowatts... Time: Years, Weeks, Days, Hours, Minutes... Energy: Calories, Ergs, Joules, Watt-Hours.. Fuel Consumption: Mile/Gallon (mpg), Liter/100 Kilometer.. Torque: Newton Meter, Pound-Force Foot... Force: Pound-Force, Dyne, Poundal... Unit Converter ++ works offline. Conversions are provided for informational purposes only, with no guarantee of accuracy or validity.
Scientific Calqon
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Scientific Calqon is a full scientific calculator, symbolic CAS, and graphing tool in one — built for students, engineers, and anyone who works with math. EXACT SYMBOLIC MATH (CAS) • Exact fractions and radicals: 1/3 + 1/6 → 1/2, √8 → 2√2 — no rounding errors • Symbolic derivatives (d/dx, d²/dx²) with full chain, product & quotient rules • Step-by-step derivative explanations • Symbolic integrals — by parts, substitution, partial fractions — plus definite integrals • solve: exact linear & quadratic roots, all complex roots of any polynomial • simplify, expand, factor, limits, Taylor series • Natural-language input: just type "derivative of x^2 sin x" SCIENTIFIC CALCULATOR • Full expression evaluation with correct precedence and implicit multiplication • Trig, inverse & hyperbolic functions; DEG / RAD / GRAD modes • Logs, roots, powers, factorials, nCr/nPr, mod, absolute value • Complex numbers: (2+3i)(1−i), √(−4), e^(iπ) = −1 • gcd, lcm, isprime, mean, median, variance, stddev and more • Memory keys, persistent history, live preview, Ans recall GRAPHING • Plot multiple functions y = f(x) on a fast, smooth canvas • Parametric x(t), y(t) and polar r(θ) modes • Pinch-zoom, pan, auto grid & labels — export as PNG or PDF MATRICES & LINEAR ALGEBRA • det, inverse, transpose, rref, rank, trace, powers, products • Solve Ax = b exactly — or detect "no solution" / "infinitely many" • Eigenvalues, eigenvectors, characteristic polynomial • Exact-fraction results throughout STATISTICS • Descriptive statistics, distributions, and regression UNITS & CONSTANTS • Converter across 11 categories: length, mass, temperature, time, speed, area, volume, energy, pressure, data, angle • 17 physical & mathematical constants — tap to copy DESIGN & PRIVACY • Gorgeous dark & light themes with subtle glassmorphism • Works fully offline — no account, no ads, no tracking FREE & PRO The scientific keypad, single-function graphing, matrices, and unit conversion are free forever. Calqon Pro unlocks the CAS with steps & natural language, statistics & distributions, multi-function graphs & export, and all themes — and everything is free to try for 7 days. Calqon Pro is an auto-renewing subscription ($2.99/month or $14.99/year). Payment is charged to your Apple ID. Cancel anytime in Settings. Terms of Use: https://www.pinclave.com/scientific-calqon/terms.html Privacy Policy: https://www.pinclave.com/scientific-calqon/privacy.html
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Verdict
The clearest difference is in-app purchases: Unit Converter ++ at none against Scientific Calqon's 2. Unit Converter ++ also leads on iOS requirement (11.0 vs 16.0). Scientific Calqon's advantage is ads (none vs shown). On price and device support 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. Scientific Calqon sells 2 in-app purchases, starting at $2.99 per month. Unit Converter ++ asks for nothing beyond the download.
| Parameter | Unit Converter ++ | Scientific Calqon |
|---|---|---|
| Price | Free | Free |
| Rating | 1.6 (10 ratings) — better | — |
| Positive reviews | 20.0% of reviews | — |
| Number of ratings | 10 — better | — |
| Update frequency | Every 9 months | — |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 6 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Nirav Patel | NeuraPBX LLC |
In-app purchases
Unit Converter ++
No in-app purchases
Scientific Calqon
- Calqon Pro Monthly$2.991 Month
- Calqon Pro Yearly$14.991 Year
Questions
Is Unit Converter ++ free?
Is Scientific Calqon free?
Do Unit Converter ++ or Scientific Calqon have ads?
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