DigiCompCalc vs Calculator & Converters
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DigiCompCalc
This utility app simplifies digital power compensator coefficient calculations. It allows users to input data and obtain results directly on their mobile device, eliminating the need for complex desktop software. Results can be emailed for easy sharing.
- Calculate coefficients from analog compensator values
- Calculate coefficients directly using poles and zeros
- Email results
- Remembers last calculated variables
- Dark Mode support
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Are you tired of using Excel or Matlab to calculate the coefficients for your digital power compensator? Do you want to do the calculations in the palm of your hand, just by entering the pertinent data? Then the Digital Compensator Calculator (DigiCompCalc) is for you! You no longer have to buy Matlab for just a few simple digital filter calculations. For use with Type II and Type III error amplifiers. Features: • Free! No Ads! • Calculate coefficients using the values from an analog compensator • Calculate coefficients directly using poles and zeros • Email results to yourself or your firmware designer • Remembers last set of calculated variables • Dark Mode support Install DigiCompCalc today!
Calculator & Converters
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One app for the maths you do every day. Calculator & Converters puts 30 tools behind one clean, fast interface, with no account, no ads and nothing sent anywhere. MONEY • Currency – 170 currencies with daily rates from central banks, favourites, instant swap, works offline with the last rates. • Tip – pick a percentage, split the bill, round each share up. • Discount – stacked discounts and "what was the discount?" from two prices. • Percent – the four everyday percentage questions on one screen. • VAT – add or remove VAT with your own saved rates. • Shopping list – prices, quantities and discounts with a running cart total. • Unit price, Loan (fixed or decreasing instalments with a full schedule) and Savings interest with a year-by-year chart. TIME & TRAVEL • Dates – days between dates, add days, count weekdays, next anniversary straight into your calendar. • Time – add and subtract durations and see when you'll finish. • Trip fuel – cost of a drive, split between passengers, in km or miles. CONVERTERS Length, weight, volume, temperature, area, duration, speed, acceleration, fuel economy, angle, storage, data transfer, force, torque, flow, pressure, power and energy. Type once, see every unit; tap any row to convert from it; pin the units you use most. SCIENTIFIC CALCULATOR Live result as you type, degrees or radians, trig, logs, powers, roots, factorials, a second-function layer and history you can tap to reuse. MADE FOR YOUR DEVICE • Light and dark themes with five accent colours. • Choose decimal places and number format. • Recent results on the home screen, pin the tools you use most. • iPad: tool and calculator side by side, with results sent straight into a converter. • Available in English, French, Romanian, Spanish, Turkish, Chinese, Korean, German, Russian, Japanese and Italian.
Screenshots
Verdict
The clearest difference is price: DigiCompCalc at Free against Calculator & Converters's $1.99. Calculator & Converters's advantage is update cadence (every 3 months vs every 68 months). On ads, in-app purchases, device support and iOS requirement 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
DigiCompCalc is free to download; Calculator & Converters costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
DigiCompCalc ships an update every 68 months, Calculator & Converters every 3 months. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.
| Parameter | DigiCompCalc | Calculator & Converters |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 68 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Ernie Zappacosta | Mihai Tanase |
In-app purchases
DigiCompCalc
No in-app purchases
Calculator & Converters
No in-app purchases
Questions
Is DigiCompCalc free?
Is Calculator & Converters free?
Do DigiCompCalc or Calculator & Converters have ads?
Which is updated more often, DigiCompCalc or Calculator & Converters?
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