Calculator‰ vs How many more sleeps?
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator‰
This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.
- Large buttons
- Clear display
- Fast calculations
- Intuitive layout
- Retina Display support
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This calculator has a perfect design that maximizes the size of the buttons and display, with a great layout for fast and easy calculations. Retina Display. Download now and see how truly great this basic calculator is.
How many more sleeps?
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This app counts down or up the days, hours, minutes, and seconds from the current time and date to a date in the future or the past. A customized Notification banner appears on the Home, Lock and Notification views at the scheduled time and date. Notification works with the app in the foreground, background as well as when the app has been closed.
Screenshots
Verdict
The clearest difference is price: Calculator‰ at Free against How many more sleeps?'s $0.99. Calculator‰ also leads on update cadence (every 5 months vs every 38 months) and device support (4 vs 2). How many more sleeps?'s advantage is ads (none vs shown). On in-app purchases 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
Calculator‰ is free to download; How many more sleeps? costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Calculator‰ ships an update every 5 months, How many more sleeps? every 38 months. The most recent releases landed on November 12, 2026 and November 2, 2026 respectively.
| Parameter | Calculator‰ | How many more sleeps? |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.9 (410K ratings) — better | — |
| Positive reviews | 69.8% of reviews | — |
| Number of ratings | 410K — better | — |
| Update frequency | Every 5 months — better | Every 38 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad, iPod, Apple Watch — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 47 MB | 1 MB |
| Age rating | 4+ | 17+ |
| Developer | Tim O's Studios, LLC | Manfred Breede |
Bugs and requests
Calculator‰
Reported bugs
2 issues- Calculations sometimes incorrect
- App crashing or freezing
Requested features
4 requests- Percentage key in portrait mode
- Option to remove ads (paid version)
- More customization options
- Memory function
How many more sleeps?
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Calculator‰
No in-app purchases
How many more sleeps?
No in-app purchases
