GeographicalTime vs DecimalClock
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
GeographicalTime
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Discover Your True Local Solar Time Most clocks and devices display time based on standard time zones linked to major cities or capitals. However, your exact local solar time, the time based on the sunβs position, can be quite different depending on your geographic location. GeoTime uses your GPS location to calculate accurate geographical time, helping you understand how natural daylight flows at your precise position. Accurate Solar Time and Daylight Information GeoTime provides precise information about your local solar time, including solar noon, sunrise, and sunset times. Unlike standard time zones, this reflects the actual position of the sun in your sky, giving you a true sense of time tied to natureβs rhythm. Whether youβre tracking celestial events or planning outdoor activities, GeoTime gives you the data you need. Perfect for Astronomy, Photography, and Outdoor Planning If youβre an astronomer, photographer, traveler, farmer, or outdoor enthusiast, GeoTime is an essential tool. Understand the natural daylight cycles, optimize your schedule based on solar time, and plan your activities around the real position of the sun rather than the fixed time zones. Easy-to-Use Interface With a clean, intuitive interface and no complicated settings, GeoTime makes it simple to get your exact local solar time instantly. No jargon or complex calculations, just straightforward, reliable information at your fingertips. Connect With Natureβs Rhythm Go beyond standard time zones and discover the true solar time wherever you are. GeoTime helps you reconnect with natural cycles, improve your outdoor experiences, and deepen your understanding of how time works on Earth. Download GeoTime today and see time in a whole new light!
DecimalClock
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DecimalClock is more than a clock β itβs an idea that challenges routine. Experience a day divided into 10 hours, 100 minutes per hour, and 100 seconds per minute. It blends classic and decimal time in one calm, minimalist space where design meets precision. β’ Classic and decimal time modes β’ Full-screen mode for both analog and digital clocks β’ Converter between classic and decimal time β’ Customizable colors and fonts β’ Works offline β no ads, no distractions β’ Optimized for iPad β’ Educational tool for schools and curious minds In 1793, France introduced decimal time as a bold experiment. Now, it returns β reimagined for today, in the palm of your hand.
Screenshots
Verdict
The clearest difference is price: GeographicalTime at Free against DecimalClock's $2.99. DecimalClock's advantage is ads (none vs shown) and update cadence (weekly vs every 3 months). On in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
GeographicalTime is free to download; DecimalClock costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
GeographicalTime ships an update every 3 months, DecimalClock weekly. The most recent releases landed on October 10, 2026 and October 4, 2026 respectively.
| Parameter | GeographicalTime | DecimalClock |
|---|---|---|
| Price | Free β better | $2.99 |
| Update frequency | Every 3 months | Weekly β better |
| Ads | Yes | No β better |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 18.6 | 16.6 β better |
| Further details β not scored | ||
| Size | 30 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Artuvan UG (haftungsbeschraenkt) | Kaspars Sops |
In-app purchases
GeographicalTime
No in-app purchases
DecimalClock
No in-app purchases
Questions
Is GeographicalTime free?
Is DecimalClock free?
Do GeographicalTime or DecimalClock have ads?
Which is updated more often, GeographicalTime or DecimalClock?
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