Sunsync vs Percent Remaining
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sunsync
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View and be notified of solar times--dawn, sunrise, sunset, and more! Have the accuracy of NOAA in your pocket--the times are as accurate as NOAA's online calculator with some modest improvements for solar noon and match timeanddate.com to within 1-2s. Keep your day in sync with the sun! - See times from all over the world and on any date! - Schedule a notification just once or be notified on a recurring schedule - Display a clock to visually see how near a solar time is - No or spotty internet connection? No problem. The app still functions. Offline Mode Features and Caveats With no internet connection, the app will still work, but it will need to be connected to the internet again every few days for recurring notifications to continue working automatically. If that is not possible, the user can manually make them continue to work by flicking the switch to turn them off and then on again every few days. If a user wants to create a new location while lacking an internet connection, the user can create a location using latitude and longitude coordinates, using the convention that negative values are South of the equator and West of the Prime Meridian. The location created while offline will lack timezone information to display the times to the user in the local time of that location, but otherwise, everything works as expected. When the user comes back online, the app will automatically attempt to update the location with a name (if a match can be found) and timezone. If multiple locations match to the same place, the app automatically deletes all but one of them--no duplicate locations are permitted. Clock View The user can turn on the clock view from time settings. The clock view will display the time of the event that is selected and the user's current time on the hands of a clock and will update as the user taps more events. Tap and hold one of the time events to make the clock view display that event's time without popping up the notification creation form. The color of the event's clock hand changes depending on whether the event time is AM or PM. Limitations The algorithm used comes from Jean Meeus' Astronomical Algorithms and will be accurate to within a minute for most latitudes (+/- 72 degrees, i.e., up to around the Polar Circles) and within 10 minutes otherwise. Due to atmospheric refraction and other conditions, the calculated times may be different from what is observed. The algorithm is very good from the years 1800-2100 with still reasonable but decreasing accuracy from the years -1000 to 3000. The algorithm has a higher risk of error outside that range.
Percent Remaining
This app helps you visualize your life's timeline and remaining percentage, encouraging intentional living. It offers daily updates, milestone tracking, and home screen widgets for reflection. Designed with a minimalist aesthetic, it aims to motivate you to make every moment count.
- Live progress tracking of remaining life percentage
- Life milestone and upcoming date viewing
- Home and Lock Screen widgets
- Smart notifications for percentage changes
- Minimalist and distraction-free design
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Focus on What Matters Most. Percent Remaining helps you reflect on your life’s most precious resource: time. Inspired by Memento Mori — the practice of remembering mortality to live meaningfully — Percent Remaining offers a beautifully simple way to visualize your life’s timeline, motivate reflection, and encourage intentional living. Features: • Live Progress Tracking: See what percent of your life remains, updated daily. • Life Milestones: View upcoming percentage changes and key dates. • Widgets for Quick Reflection: Add beautifully designed widgets to your Home or Lock Screen. • Smart Notifications: Receive gentle reminders each time another 1% of your life elapses. • Minimalist, Inspiring Design: A clean and uplifting experience, free from distractions. Why Percent Remaining? Every moment counts. Percent Remaining is not about fear — it’s about focus. Celebrate your time, create meaningful memories, and move through life with intention. No ads. No clutter. Just perspective. Download Percent Remaining today and make every moment matter.
Screenshots
Verdict
The clearest difference is update cadence: Percent Remaining at every 2 days against Sunsync's every 4 months. Sunsync's advantage is iOS requirement (15.6 vs 17.6). 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.
Sunsync ships an update every 4 months, Percent Remaining every 2 days. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.
| Parameter | Sunsync | Percent Remaining |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (3 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 3 — better |
| Update frequency | Every 4 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 43 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Clusia LLC | Something Harry LLC |
In-app purchases
Sunsync
No in-app purchases
Percent Remaining
No in-app purchases
Questions
Is Sunsync free?
Is Percent Remaining free?
Do Sunsync or Percent Remaining have ads?
Which is updated more often, Sunsync or Percent Remaining?
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