Math Sphere vs Units
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Math Sphere
Read full descriptionHide full description
Math Sphere is a smart, user-friendly calculator app that handles everything from everyday basic math to the complex functions you need for school or work. Its clean, simple design makes it easy for anyone, from students to adults, to use intuitively and makes even the toughest calculations feel approachable.
Units
Instantly convert any unit with this comprehensive tool. It offers 57 categories, built-in calculators for finance and health, and size lookup tables for clothing and hardware. Enjoy offline functionality and a clean, ad-free experience.
- 57 conversion categories
- Built-in calculators (currency, finance, health)
- Size lookup tables
- Offline functionality
- Conversion history
- Favorites
- Multi-language support
Read full descriptionHide full description
Convert any unit, instantly. Units - Conversion Calculator is a fast, intuitive, and beautifully designed conversion tool with 57 categories covering everything you need from everyday measurements to specialized engineering and scientific units. What you can convert: ▸ Length, Mass, Temperature, Speed, Time, Area, Volume, Pressure, Energy, Power, Force, and many more ▸ Data Storage, Data Transfer, Frequency, Fuel Economy ▸ Cooking units, Numeral Systems, Color Codes, Typography ▸ AWG Wire Gauge, Torque, Luminance, Sound Level Built-in Calculators: ▸ Currency Converter with live exchange rates ▸ Date Calculator — days between dates, add/subtract time ▸ BMI, Body Fat, Calorie Calculator ▸ Tip Calculator, Discount & Tax, Loan & Mortgage ▸ Percentage, Aspect Ratio, Ohm's Law, Power-Voltage-Current ▸ Hex/RGB/HSL Color Converter ▸ Roman Numerals, Fuel Cost, Speed-Distance-Time Size Lookup Tables: ▸ Shoes (Men & Women), Tops, Pants, Ring Sizes ▸ Children's Clothing (Boys & Girls) ▸ Bra Sizes, Screw & Bolt Sizes Why you'll love it: ◆ 100% offline — no internet required (except live currency rates) ◆ Conversion history — never lose a result ◆ Favorites — quick access to the categories you use most ◆ 7 languages — English, Deutsch, Español, Français, Italiano, Português, Nederlands ◆ Dark theme — easy on the eyes ◆ No ads. No tracking. No account needed. ◆ All your data stays on your device. Whether you're a student, engineer, chef, traveler, or just need a quick conversion — Units - Conversion Calculator has you covered. Privacy Policy: https://www.notion.so/Units-Conversion-Calculator-32dd964a6f0c80a9a391e07642fba0f9?source=copy_link
Screenshots
Verdict
The clearest difference is iOS requirement: Math Sphere at 13.0 against Units's 15.1. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Math Sphere | Units |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.4 (15 ratings) — better |
| Number of ratings | — | 15 — better |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 25 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | otsuki hayato | Matys Bouziane |
In-app purchases
Math Sphere
No in-app purchases
Units
No in-app purchases
