Ruler® vs WetRuler
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ruler®
This app provides a versatile toolkit for all your measurement needs. It includes a classic ruler, a tape measure, and a camera ruler for precise measurements. Easily switch between units and document your findings by adding measurements directly to photos.
- Classic ruler and tape measure
- Camera ruler mode
- Photo measures mode
- Dual unit support (inches/cm)
- Precision sliders for small objects
- Elegant and user-friendly interface
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Your Comprehensive Ruler Solution for Your Phone! Experience the ultimate ruler toolkit on your phone, featuring a classic ruler, a tape measure, and a camera ruler. Key Features: - Elegant Design: Enjoy a stylish and user-friendly interface for all your measurement needs. - Dual Units: Easily switch between inches and centimeters for versatile measuring. - Precision Sliders: Accurately measure small objects with intuitive sliders. - Camera Ruler Mode: Utilize your phone's camera to measure objects seamlessly. - Photo Measures Mode: Add measurement data directly to your photos for organized documentation. Make every measurement a breeze with our complete ruler solution! Download now for a sleek and efficient measuring experience. Terms Of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
WetRuler
This augmented reality application measures and weighs fish using your device's camera. Simply place your catch on a surface, select the fish type, and the app will estimate its length and approximate weight. It also records a photo of your catch with the measurements displayed.
- AR measurement grid
- Fish type selection
- Approximate weight and length calculation
- Records catch photos with data
- Works in water for catch and release
- Supports large fish up to 10 feet
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WetRuler is an AR app that measures and weighs your fish all without rulers or scales. Select the type of fish that you've caught from a list of common ones caught in Alaska. Place the fish on a horizontal surface and a AR screen grid will appear. Choose the the head to tail length and algorithms will generate length and approximate weight. --most common Alaskan fish included --records weight in pounds and length in inches --you don't have to touch the fish! --able to weigh halibut up to 10 feet in length! --records photo of your catch with weight and length displayed --works well in water for catch and release
Screenshots
Verdict
The clearest difference is rating: WetRuler at 5.0 against Ruler®'s 4.3. WetRuler also leads on in-app purchases (none vs 2). Ruler®'s advantage is update cadence (every 6 weeks vs every 43 months) and ratings volume (35K vs 1). On price, ads, device support and iOS requirement 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. Ruler® sells 2 in-app purchases, starting at $1.99 per 7 days. WetRuler asks for nothing beyond the download.
WetRuler holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Ruler® has 35K ratings behind it against 1, so its average is the more settled of the two.
Ruler® ships an update every 6 weeks, WetRuler every 43 months. The most recent releases landed on September 24, 2026 and June 20, 2026 respectively.
| Parameter | Ruler® | WetRuler |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (35K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 21.9% of reviews | — |
| Number of ratings | 35K — better | 1 |
| Update frequency | Every 6 weeks — better | Every 43 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 25 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Tue Nguyen Minh | Robert Werner |
Customer experience
Ruler®
WetRuler
Bugs and requests
Ruler®
Reported bugs
2 issues- Inconsistent measurements
- Compatibility issues with newer devices
Requested features
3 requests- Ability to switch between metric and imperial units without paying
- Improved accuracy for larger measurements
- Removal of time limits on free usage
WetRuler
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Ruler®
- Ruler Pro (Weekly)3 Days trial$1.997 Days
- Pro Features$1.99
WetRuler
No in-app purchases
