DIY Units Conversion vs Units
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DIY Units Conversion
Create your own personalized unit conversion library by adding, removing, and reordering conversions. Tailor the app to your specific needs, focusing on the units you use most frequently.
- Customizable conversion library
- Add, remove, and reorder units
- Supports various scientific fields
- User-defined conversion sets
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There are so many unit conversions in life, such as International System, Imperial System, Engineering, Heat, Fluids, Light, Electricity, Magnetism, Radiology, Biology, Chemistry, etc. However, we normally only need a subset of these conversions. With this simple app, you can add, remove, and rearrange the order of your own set of unit conversions. Do It Yourself (DIY), you can build your customized unit conversion library.
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
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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 ratings volume: Units at 9 against DIY Units Conversion's 1. DIY Units Conversion's advantage is iOS requirement (12.0 vs 15.1). On price, rating, ads and in-app purchases 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.
On the App Store both sit at effectively the same score — 5.0 for DIY Units Conversion against 4.9 for Units. That said, the two scores are not equally well evidenced: Units has 9 ratings behind it against 1, so its average is the more settled of the two.
| Parameter | DIY Units Conversion | Units |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.9 (9 ratings) |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 | 9 — better |
| Update frequency | Every 25 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 31 MB | 33 MB |
| Age rating | 4+ | 4+ |
| Developer | DingXin Cheng | Matys Bouziane |
Customer experience
DIY Units Conversion
Units
In-app purchases
DIY Units Conversion
No in-app purchases
Units
No in-app purchases
Questions
Is DIY Units Conversion free?
Is Units free?
Which has better reviews, DIY Units Conversion or Units?
Do DIY Units Conversion or Units have ads?
Other comparisons
