Fibonacci Clock by simple ver vs Ancient Digital Clocks
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Fibonacci Clock by simple ver
This app displays time using a unique color-coded system based on the Fibonacci sequence. It's designed to be a challenging yet educational way to tell time, with hints available and adjustable intervals.
- Fibonacci sequence time display
- Color-coded hour and minute
- Tap for hints
- Adjustable interval flick gestures
- Educational math concept
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This is a clock. but too difficult to read. hour = red + blue minute = (green + blue) * 5 if you tap , you find this hint. if you up or down flick, you can change an interval.
Ancient Digital Clocks
Explore historical numbering systems by viewing the current time in Egyptian Hieroglyphs, Ancient Greek, and Roman numerals. Customize background and foreground colors. Create reminders and calendar entries using the selected ancient number system.
- View time in Egyptian Hieroglyphs
- View time in Ancient Greek numbers
- View time in Roman numerals
- Customizable background and foreground colors
- Create reminders in ancient number systems
- Create calendar entries in ancient number systems
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We are fascinated with history, numbers, and how ancient people kept track of things with their numbering systems. And how those changed over time. This app with allow you to see the current time in Egyptian Hieroglyphs, Ancient Greek numbers, and Roman numerals by swiping left and right. And for the time, you can change the background color and foreground color by swiping up and down. And if you are adventurous enough, you can even create reminders and calendar entries - but you will be doing that in the number system that you selected for the time.
Screenshots
Verdict
The clearest difference is price: Fibonacci Clock by simple ver at Free against Ancient Digital Clocks's $0.99. Fibonacci Clock by simple ver also leads on update cadence (fortnightly vs every 13 months) and ratings volume (6 vs 1). Ancient Digital Clocks's advantage is rating (5.0 vs 4.0) and ads (none vs shown). On 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
Fibonacci Clock by simple ver is free to download; Ancient Digital Clocks costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Ancient Digital Clocks holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Fibonacci Clock by simple ver has 6 ratings behind it against 1, so its average is the more settled of the two.
Fibonacci Clock by simple ver ships an update fortnightly, Ancient Digital Clocks every 13 months. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.
| Parameter | Fibonacci Clock by simple ver | Ancient Digital Clocks |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.0 (6 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 6 — better | 1 |
| Update frequency | Fortnightly — better | Every 13 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported — better | Paid |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 3 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | YUKI HAYANO | Anthony Caggiano |
Customer experience
Fibonacci Clock by simple ver
Ancient Digital Clocks
In-app purchases
Fibonacci Clock by simple ver
No in-app purchases
Ancient Digital Clocks
No in-app purchases
Questions
Is Fibonacci Clock by simple ver free?
Is Ancient Digital Clocks free?
Which has better reviews, Fibonacci Clock by simple ver or Ancient Digital Clocks?
Do Fibonacci Clock by simple ver or Ancient Digital Clocks have ads?
Which is updated more often, Fibonacci Clock by simple ver or Ancient Digital Clocks?
Other comparisons
