Calculator vs JustCountdown
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Calculator
Read full descriptionHide full description
Discover a convenient and stylish calculator designed by people, for people. Its minimalist interface and ease of use make every calculation as comfortable as possible. The calculator supports both basic and scientific functions, allowing you to perform simple and complex calculations alike. - Intuitive design – minimalism in every detail for ease of use. - Scientific functions – sines, cosines, square roots, and more. - Continuous updates – regular updates and improvements for your convenience.
JustCountdown
This app provides a simple and elegant way to track upcoming events directly from your wrist. Set target dates and times, and view your progress with glanceable complications on your watch face. It offers multiple display formats and a private, ad-free experience.
- Set countdowns on your watch
- Glanceable watch face complications
- Multiple display formats
- Favorite and recent event lists
- Count up from past dates
- Private and ad-free design
Read full descriptionHide full description
JustCountdown is a focused, elegant countdown timer designed for Apple Watch. Set a target date and time, then glance at your progress from your watch face with a responsive complication. Whether you’re counting down to a trip, a deadline, or a special event, JustCountdown keeps you on track with clear, compact time displays. Highlights • Simple setup: pick a date and time directly on your watch • Smart complication: updates more frequently as your event approaches • Multiple formats: tap the countdown to cycle through views (compact, full units, decimal years/months, weeks+days) • Favourites: star important targets — they stay pinned and won’t be cleared • Recent targets: quickly reuse events you’ve set before • Thoughtful design: readable typography, smooth layout on all watch sizes Why it’s great • Glanceable: see what matters, right from your watch face • Reliable: designed to be power‑friendly while staying informative • Private: no accounts, no tracking — everything stays on your device Notes • Works with supported watch faces and complication slots. • Secret feature: you can also count UP from dates and times in the past!
Screenshots
Verdict
The clearest difference is update cadence: Calculator at every 5 days against JustCountdown's every 2 weeks. JustCountdown's advantage is iOS requirement (13.0 vs 15.0). On price, ads, 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. Neither carries in-app purchases, so what you see is what you pay.
Calculator ships an update every 5 days, JustCountdown every 2 weeks. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.
| Parameter | Calculator | JustCountdown |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 5 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Ivan Znak | John Healy |
In-app purchases
Calculator
No in-app purchases
JustCountdown
No in-app purchases









