RULER CLOCK – Sliding Time

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Everyone
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Content rating
Everyone
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About this app

RULER CLOCK is a clean watch face that reads like a measuring tape. Instead of hands, a vertical time scale slides slowly upwards past a fixed orange reading line.

HOW TO READ IT
• The mark touching the orange line is the time right now.
• Every minute has a long mark and a large hour:minute label. When the 10:43 mark reaches the line, it is exactly 10:43.
• Shorter marks every 5 seconds and small numbers every 10 seconds show how far into the minute you are.
• The scale moves 3 points every second, so it never stops and never jumps – even on the hour and at midnight.
• Today's date sits at the top and the time with seconds at the bottom, so you can always read it at a glance.

WHAT YOU GET
• A continuously sliding time scale with a fixed reading line
• Large ivory hour:minute labels on a deep navy face
• 12-hour or 24-hour labels, following your watch setting
• Accent colour for the reading line: Orange, Mint or Lemon (long-press the watch face → Customise)
• Always-on display – just the time in grey on pure black, about 2% of pixels lit, with no moving parts

BUILT FOR YOUR BATTERY
RULER CLOCK is written in Google's Watch Face Format. No app code runs on your watch, nothing connects to the internet, and there is no companion phone app to install. The scale moves only while the screen is on.

PRIVACY
The watch face collects no data and asks for no permissions.

COMPATIBILITY
Galaxy Watch4 and later, and other round Wear OS watches running Wear OS 5 or newer (Android 14, API 34 and above).

Support: mkideabox@gmail.com
Read the time off a moving ruler: the minute that meets the orange line is now.
Updated on
Nov 15, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
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  • No data collected
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What’s new

First release. A ruler watch face: a time scale that slides up past a fixed reading line, minute and 10-second marks, date, digital seconds, three accent colours and a minimal always-on mode.