WetRuler vs Ruler
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Ruler
This utility app uses augmented reality to measure the length and area of real-world objects using your smartphone's camera. It offers unlimited measurements and an ad-free experience with premium subscriptions.
- Augmented reality measurement
- Measure length and area
- High precision with AR Kit
- Unlimited measurements (premium)
- Ad-free experience (premium)
- Subscription options available
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Ruler is the easiest and most accurate based on augmented reality. The app uses augmented reality technology(AR) to measure the real world object's area and length with your smartphone's camera. We have constantly improved this app since AR Kit was released which ensure the highest precision. Premium Services 1. Unlimited length Measurement. 2. Unlimited Area Measurement. 3. No Annoying ads. * Subscription is available like any ruler app. The payments will be charged to your iTunes account at confirmation of your purchase. * Subscription automatically renews for the same price and duration period as the original “one week”/”one month”/ unless auto-renew is turned off at least 24-hours before the end of the current period Our Standard Subscriptions are: 1. A one-week auto-renewal subscription with a 3-day trial period. 2. A one-month auto-renewal subscription with a 3-day trial period. Privacy Policy: https://sites.google.com/view/rulerios/terms-condition/privacy-policy Terms of Use: https://sites.google.com/view/rulerios/terms-condition
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) and ads (none vs shown). Ruler's advantage is update cadence (every 7 months vs every 43 months) and ratings volume (133 vs 1). On price 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. 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 133 ratings behind it against 1, so its average is the more settled of the two.
WetRuler ships an update every 43 months, Ruler every 7 months. The most recent releases landed on June 20, 2026 and August 20, 2026 respectively.
| Parameter | WetRuler | Ruler |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 4.3 (133 ratings) |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | 1 | 133 — better |
| Update frequency | Every 43 months | Every 7 months — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.5 | 11.0 — better |
| Further details — not scored | ||
| Size | 1 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Robert Werner | MD KHAIRUL ISLAM |
Customer experience
WetRuler
Ruler
In-app purchases
WetRuler
No in-app purchases
Ruler
- Ruler Premium Weekly3 Days trial$1.997 Days
- Ruler Monthly Premium3 Days trial$5.991 Month
Questions
Is WetRuler free?
Is Ruler free?
Which has better reviews, WetRuler or Ruler?
Do WetRuler or Ruler have ads?
Which is updated more often, WetRuler or Ruler?
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