DekaClock vs MultiClock Civil/Solar/Metric
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DekaClock
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Did you ever notice, the time of the day is based on odd numbers? So, a day is split into 24 hours, an hour is split into 60 minutes and a minute is split into 60 seconds. Strange, isn't it? Since in many cultures nowadays our numbering system is based on the base of 10, the usual time structure as stated above, leads to some strange counting artefacts. DekaClock attempts to solve this by introducing a time-system strictly based on the base 10. The different tiers required will not be named hour, minute, etc. to avoid confusion, but rather "deka-1, "deka-2", ..., at least until a better naming comes up. "Deka" is the greek name for 10, so the name is very suitable. Since the duration of a second is a very tangible and the shortest time-period in the traditional time scheme, the DekaClock needs to come up with something similar. A traditional day has 24 * 60 * 60 = 86,400 seconds. So, the DekaClock day has 100,000 deka-5 periods, since ist has to be a number by an integer power of 10. Naturally by this, the DekaClock scheme has 5 tiers to give an accurate time of the day: deka-1, deka-2, deka-3, deka-4 and deka-5. A deka-5 period therefore is slightly shorter than a second, concretely 0.864 seconds. But this is close enough to "feel" the ticking of the clock correctly, as the passing of time in DekaClock shows. To give the full time of the day, consequently 5 single digit numbers from 0 to 9 are required. They are given separated by a colon each. For example midday is 5:0:0:0:0, 6am is 2:5:0:0:0 and 6pm is 7:5:0:0:0. So, a deka-1 period of time is a tenth of a full day of 24 hours, thus encompasses 2 hours and 24 minutes. The time of day "9 deka-1" as example refers to 9:36pm on our standard clock. A good time to go to bed.
MultiClock Civil/Solar/Metric
This utility app displays time in multiple formats, including civil, solar, and metric. It offers a progress bar for the day's elapsed percentage and shows sunrise/sunset times. A converter tool allows for easy time conversions between different systems.
- Civil time with DST
- Solar time based on sun position
- Metric time (10,000 units per day)
- Daily progress bar
- Sunrise and sunset times
- Time converter tool
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The clock shows two different times in several different ways. Civil time is the current time in your time zone, taking daylight saving rules into account. Solar time depends on the position of the sun in the sky. Solar noon is when the sun is at its highest point. That moment depends on where you are, and on where the Earth is in its annual orbit around the sun. The time display shows hours and minutes in the way you're used to. It also shows a metric time. It breaks the day into 10,000 equal-sized pieces and keeps count of them over the course of the day. Midnight is 0000, and 9999 is the instant just before the next midnight. It also shows a progress bar for the percent of day elapsed. The clock shows sunrise and sunset times for both civil and solar days, in the hour and minute display and in metric. There's a "classic" display page that shows just solar metric, civil metric and civil hh:mm time. There's a converter page that allows you to type in a time, civil or solar, hours:minutes or metric, and convert to all the other available time types.
Screenshots
Verdict
The clearest difference is update cadence: MultiClock Civil/Solar/Metric at every 3 weeks against DekaClock's every 2 months. 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.
DekaClock ships an update every 2 months, MultiClock Civil/Solar/Metric every 3 weeks. The most recent releases landed on September 13, 2026 and June 5, 2026 respectively.
| Parameter | DekaClock | MultiClock Civil/Solar/Metric |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.0 (3 ratings) — better |
| Number of ratings | — | 3 — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 2 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Carsten Traupe | Michael Olson |
In-app purchases
DekaClock
No in-app purchases
MultiClock Civil/Solar/Metric
No in-app purchases
Questions
Is DekaClock free?
Is MultiClock Civil/Solar/Metric free?
Do DekaClock or MultiClock Civil/Solar/Metric have ads?
Which is updated more often, DekaClock or MultiClock Civil/Solar/Metric?
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