RetroClock vs Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RetroClock
Display customizable clock panels with various themes like digital, flip, and retro radio styles. Enjoy a selection of natural white noises with free combination playback.
- Digital clock themes
- Flip clock styles
- Retro radio clock
- Natural white noises
- Combination playback
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The application provides clock panels with various theme styles such as digital clock, flip clock, and retro radio style. It also contains a variety of natural white noises and provides free combination playback functions.
Calculator
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Need to work something out quickly? This app brings everyday calculations and useful math tools together in one place. You can use it for a simple calculation, a school problem, checking a discount while shopping, working out a loan payment, or handling a more advanced equation. The app includes: Basic Calculator The basic calculator handles the usual stuff — adding numbers, subtracting, multiplying, dividing, checking a total or working something out quickly. Open it, enter the numbers and you're done. AI math solver Got a math problem that isn't easy to solve in your head? Enter it and get help working through the problem. It's useful for equations, formulas and other problems where you want more than just an answer. Just take a picture of your math problem and the AI Math Solver gives you all the answers with a proper solution. Scientific tools When a basic calculator isn't enough, you can switch to scientific functions for more advanced calculations. GST Quickly work out GST and check the price before or after tax. Handy when you're checking bills, invoices or purchases. EMI Planning a loan? Enter the loan amount, interest rate and duration to get an idea of your monthly payment. Currency Need to compare prices in another currency? Choose the currencies and enter an amount to get a quick conversion. Unit conversion Convert measurements without reaching for another app. Switch between common units and get the result right away. Discounts See how much you'll save during a sale and what the final price will be after applying a discount. Percentages Calculate percentages, increases, decreases and other percentage-based numbers without doing the math manually. Age Want to know your exact age or the time between two dates? Enter the dates and get the result in seconds. It's made for the little calculations you come across throughout the day — checking a shopping bill, figuring out a discount, studying, planning expenses, comparing prices or simply solving a number that's been bothering you. Everything is kept in one place, so you don't have to switch between different apps whenever you need a different type of calculation. Calculator- AI Math Solver App is built to be useful when you need a quick answer, but also has the extra tools there when the calculation gets a little more complicated. Subscriptions & Terms: • Payment will be charged to your Apple ID Account at confirmation of purchase. • Subscriptions automatically renew unless cancelled at least 24 hours before the end of the current period. • You can manage and cancel your subscriptions in your App Store Account Settings anytime. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://jyotiramolia.wixsite.com/jyotipatel
Screenshots
Verdict
The clearest difference is ads: Calculator at none against RetroClock's shown. Calculator also leads on update cadence (every 4 days vs every 3 weeks) and iOS requirement (13.0 vs 15.0). On price, 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. RetroClock sells 1 one-off in-app purchase and Calculator sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.
RetroClock ships an update every 3 weeks, Calculator every 4 days. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | RetroClock | Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 weeks | Every 4 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 48 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | 伟 雷 | Jyoti Ramolia |
In-app purchases
RetroClock
- VIP$0.99
Calculator
- Weekly Premium$3.997 Days
- Yearly Premium$29.991 Year
Questions
Is RetroClock free?
Is Calculator free?
Do RetroClock or Calculator have ads?
Which is updated more often, RetroClock or Calculator?
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