Earth Clock vs Minimum Circle
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Earth Clock
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A utility app that combines aerial photography and a clock. Aerial photos are displayed randomly every minute. Aerial photos can be selected from the following: million cities around the world, Japanese cities and towns, World Heritage Sites, and OS X / macOS code names. Supports customization of date and time formats and fonts.
Minimum Circle
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Displays the timing diagram of Top Of Descent in the minimum circle.The preconditions are no wind, the advance distance from the Abeam Threshold is the same as the Downwind width, the speed and the bank are constant during flight.The Descent point is calculated from the Downwind width and MDH (above ground level).
Screenshots
Verdict
The clearest difference is update cadence: Minimum Circle at weekly against Earth Clock's every 4 months. Minimum Circle also leads on iOS requirement (13.4 vs 18.6). On price, ads, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Earth Clock ships an update every 4 months, Minimum Circle weekly. The most recent releases landed on October 12, 2026 and October 3, 2026 respectively.
| Parameter | Earth Clock | Minimum Circle |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 4 months | Weekly β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, Apple TV, Vision Pro β better | iPhone, iPad, iPod |
| Requires iOS | 18.6 | 13.4 β better |
| Further details β not scored | ||
| Size | 8 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Kazuhisa Asakawa | Hiroyuki Nishijima |
In-app purchases
Earth Clock
No in-app purchases
Minimum Circle
No in-app purchases
Questions
Is Earth Clock free?
Is Minimum Circle free?
Do Earth Clock or Minimum Circle have ads?
Which is updated more often, Earth Clock or Minimum Circle?
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