# Fibonacci Clock by simple ver vs Ancient Digital Clocks

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.

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.

## The numbers

| Metric | Fibonacci Clock by simple ver | Ancient Digital Clocks |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [4.0 (6 ratings)](https://appshunter.io/ios/app/fibonacci-clock-by-simple-ver/id996123572/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/ancient-digital-clocks/id1575922905/reviews)** |
| Number of ratings | **6** | 1 |
| Positive reviews | 71.4% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 13 months |
| Monetization | **Ad-supported** | Paid |
| Size | 3 MB | 4 MB |
| Requires iOS | **12.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [YUKI HAYANO](https://appshunter.io/developer/874819360) | [Anthony Caggiano](https://appshunter.io/developer/828737536) |

## What reviewers say

### Fibonacci Clock by simple ver

[App page](https://appshunter.io/ios/app/fibonacci-clock-by-simple-ver/id996123572)

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.

**Highlights:** Fibonacci sequence time display, Color-coded hour and minute, Tap for hints, Adjustable interval flick gestures, Educational math concept

**Features:** macOS Compatibility

**In-app purchases:** none


### Ancient Digital Clocks

[App page](https://appshunter.io/ios/app/ancient-digital-clocks/id1575922905)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Fibonacci Clock by simple ver free?

Fibonacci Clock by simple ver is free to download, with no in-app purchases.

### Is Ancient Digital Clocks free?

Ancient Digital Clocks costs $0.99, with no in-app purchases.

### Which has better reviews, Fibonacci Clock by simple ver or Ancient Digital Clocks?

Ancient Digital Clocks is rated higher. Fibonacci Clock by simple ver averages 4.0 out of 5 from 6 ratings, while Ancient Digital Clocks averages 5.0 from 1 ratings.

### Do Fibonacci Clock by simple ver or Ancient Digital Clocks have ads?

Fibonacci Clock by simple ver shows ads; Ancient Digital Clocks does not.

### Which is updated more often, Fibonacci Clock by simple ver or Ancient Digital Clocks?

Fibonacci Clock by simple ver ships an update fortnightly, and Ancient Digital Clocks every 13 months. Most recently, Fibonacci Clock by simple ver was updated on October 15, 2026 and Ancient Digital Clocks on October 6, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*