Ruler App vs DateGlance
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ruler App
Transform your iPhone or Apple Watch into a precise measuring tool. Easily switch between imperial and metric units and adjust the ruler's height for direct comparisons. Customize your experience with different color schemes.
- Imperial and metric scale switching
- Adjustable ruler height
- Color scheme customization
- Apple Watch compatibility
- Switchable ruler scales
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Turn your iPhone or Apple Watch into a ruler and measure the scale of any small thing. Features: - switch between imperial and metric scales - adjust the height of the ruler for direct comparison - different color schemes - switchable ruler scales Apple Watch App: - switch between imperial and metric scales - switchable ruler scales
DateGlance
This app offers a customizable date complication for your watch. Choose from over 30 date formats for two lines, with hundreds of combinations. You can also set separate colors for each line and the app supports localized date formats.
- Customizable date complication
- Supports all watch faces
- Two-line display
- Over 30 date formats
- Separate color settings
- Localized date and language
- Standalone watch app
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If the app does not show on your Watch after purchase please go to App Store on your watch (not phone) - scroll to bottom - Account - Purchased - and download from here. Date Glance provides a customisable date complication. - Compatible with all watch faces and complication slots - Two lines, choose from more than 30 date formats for each line, there are hundreds of possible combinations - Set color separately for each line (relevant only for multicolor watch faces) - Actual date format and language is localized to the region and language settings of your device - Standalone watch app, all settings can be changed on your watch
Screenshots
Verdict
The clearest difference is review sentiment: DateGlance at 71% against Ruler App's 0%. DateGlance also leads on rating (4.3 vs 2.6) and update cadence (every 5 weeks vs every 11 months). Ruler App's advantage is iOS requirement (12.0 vs 14.0). On price, ads, in-app purchases and monetization model 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
Ruler App costs $0.99 and DateGlance $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
DateGlance holds the better App Store score, 4.3 against 2.6. Both are backed by a comparable volume of ratings — 5 and 23 respectively. Written reviews point the same way: 0% of Ruler App's written reviews are positive against 71% of DateGlance's.
Ruler App ships an update every 11 months, DateGlance every 5 weeks. The most recent releases landed on October 19, 2026 and October 20, 2026 respectively.
| Parameter | Ruler App | DateGlance |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 2.6 (5 ratings) | 4.3 (23 ratings) — better |
| Positive reviews | 0.0% of reviews | 70.6% of reviews — better |
| Number of ratings | 5 | 23 — better |
| Update frequency | Every 11 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPod, Apple Watch |
| Requires iOS | 12.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 2 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Piet Jonas | Andras Solyom |
Customer experience
Ruler App
DateGlance
In-app purchases
Ruler App
No in-app purchases
DateGlance
No in-app purchases
