Unitap vs Units
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
Unitap
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Type one number. Read them all. Unitap converts a value into every unit of the same category at once. There is no "from" and "to" to pick ā the moment you type, the answer is already on screen. ā Pin what you use Tap the star and that unit stays right under the input field in large type. From the second time on, you just type the number: cups ā ml and tablespoons for cooking, inches ā cm for DIY. It becomes your own conversion sheet. ā 14 categories, about 195 units Length, mass, temperature, area, volume, speed, duration, data, pressure, energy, power, angle, fuel efficiency and number bases (2 / 8 / 10 / 16). Traditional Japanese units (tsubo, jo, go, sho, monme, shaku and more) are included. ā Conversions work offline, no account Every conversion happens on your device, so it works the same in airplane mode or underground (only the ad banner uses the network). No sign-up, no login. ā Made for moments like these - A recipe says "1 cup" and "350°F" and you think in ml and °C - Overseas listings and drawings use inches, lb and sq ft - You need GB vs GiB, or kB vs KiB, converted correctly - Imperial units slow you down every time ā How to use 1. Pick a category from the chips at the top 2. Type a value (tap the unit button to change the input unit) 3. Tap a row to copy the value, tap the star to pin it Numbers are formatted with grouping separators and sensible significant digits, and unit names follow your device language.
Units
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Units is a pocket tool for the numbers you keep looking up. Convert units and currency, run everyday calculations, check a formula or a constant, and do the sum on a calculator that stays out of the way. UNIT CONVERSION Pick a category and enter a number. Every unit in that category is converted at once, so you never have to choose what to convert to. ⢠Seven categories: length, weight, temperature, volume, area, speed and currency. ⢠Metric, imperial, US and traditional Chinese units: feet, pounds, Fahrenheit, gallons, jin, mu and more. ⢠Look-alike units are listed separately, such as US and UK gallons, or tonnes and short tons. ⢠Pin the units you use most, and tap any result to copy it. CURRENCY ⢠22 widely used currencies with rates updated daily. The last rates are kept for when you are offline, and the rate date is always shown. ⢠Drag currencies into the order you want and hide the ones you don't need. ⢠Rates are mid-market reference rates. Your bank or card rate will differ. CALCULATORS Fill in a few numbers and get the answer. Every field comes with a short note on what to enter. ⢠Pensions: China urban employee pension, a stop-or-keep-contributing comparison, and Canada CPP + OAS + GIS. ⢠Loans and savings: fixed-payment and fixed-principal loans, compound interest, annualized return. ⢠Health and fitness: BMI, pace. ⢠Spending and travel: discounts, unit price, tip and split, percent change, fuel cost, electricity cost. ⢠Pension results can be shared as a clear one-page image, with age and income hidden. FORMULAS ⢠More than 100 formulas across math, physics, chemistry, finance and economics, grouped by topic: triangles, electricity, solutions, interest and more. ⢠Formulas are properly typeset, and the meaning of every symbol is listed underneath. ⢠Search by name. Some formulas take your numbers directly. CONSTANTS 51 constants from math, physics, chemistry and astronomy, with units and a short note. Tap one to copy its value. CALCULATOR Pull up a half-height calculator from any screen and keep reading the formula above it. Brackets, percent, powers, roots, trig functions, logarithms, factorial and Ļ, with the result shown as you type. ALSO ⢠English and Simplified Chinese, switchable at any time in Settings. ⢠No account, no personal data collected, no ads. Formulas and constants are provided for reference; check important calculations against an authoritative source. Pension and loan calculations are rough estimates based on published rules. They are not official figures and not financial or investment advice.
Screenshots
Verdict
The clearest difference is ads: Units at none against Unitap's shown. On price, in-app purchases, device support and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Unitap | Units |
|---|---|---|
| Price | Free | Free |
| Update frequency | ā | Every 2 days |
| Ads | Yes | No ā better |
| In-app purchases | No | No |
| Devices | iPhone, iPad ā better | iPhone |
| Requires iOS | 17.0 | 17.0 |
| Further details ā not scored | ||
| Size | 8 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Daisuke Minami | WiseInsur technology Inc. |
In-app purchases
Unitap
No in-app purchases
Units
No in-app purchases
Questions
Is Unitap free?
Is Units free?
Do Unitap or Units have ads?
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