Comparison

ScreenRuler vs VIN Checker

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

ScreenRuler

Features
Read full description

Turn your iPhone into a precise ruler — no physical ruler needed. ScreenRuler uses your device's actual pixel density (PPI) to display accurate centimeter and inch graduations directly on screen. Place any object alongside the ruler and drag two handles to measure it instantly. HOW TO MEASURE 1. Place the object next to the left edge of the screen 2. Drag the top and bottom handles to align with the object's edges 3. Read the live measurement displayed between the handles FEATURES • Accurate ruler based on your iPhone's true screen PPI • cm mode: 1 mm graduations, labeled every 1 cm • inch mode: 1/8 inch subdivisions, labeled every 1 inch • Two drag handles for precise range selection • Live measurement display — updates as you drag • Switch between cm and inch instantly • DPI calibration using a standard credit card (short edge 5.4 cm) for extra precision • Haptic feedback at every 1 cm / 1 inch boundary • Dark and light theme • Works offline — no internet required • Collapsible control panel — stays out of the way CALIBRATION Every iPhone screen has a slightly different physical size. Use the built-in DPI calibration with a standard credit card to fine-tune accuracy to your exact device. Perfect for quick measurements when you don't have a ruler on hand.

About

VIN Checker

Features
Read full description

Discover the ultimate tool for verifying any car's history and specs with our VIN Decoder & VIN Check app. Simply enter the 17-digit Vehicle Identification Number, and our app will instantly provide a wealth of detailed vehicle information. To make the process even faster and more efficient, we've integrated an advanced VIN Scanner that automatically reads the VIN code, saving you the hassle of manual data entry. • Core Features & Benefits: - Smart VIN Scanner: For optimal functionality, ensure the Vehicle Identification Number is clean and free of contaminants. In cases where the code is dirty or damaged, our powerful VIN recognizer steps in to help. Pro Tip: Always double-check the scanned VIN for accuracy before proceeding with the decoding process. - Enhanced VIN Verification: Our system performs additional validation on your scanned or entered code to guarantee absolute accuracy every time. • What is a VIN Code? For those unfamiliar, VIN stands for Vehicle Identification Number. It is a unique 17-character identification code assigned to every car, bus, truck, or trailer at the time of manufacturing. With our VIN Decoder & VIN Check app, you have all the essential vehicle information you need right at your fingertips! • Important Notes: To ensure the VIN check functions seamlessly, please make sure your device has an active and stable network connection. • Disclaimer: The VIN Decoder & VIN Check app is not responsible for the absolute accuracy of the published information, including technical data, vehicle features, specifications, and indicators. All logos, brands, and other trademarks are the property of their respective owners.

Screenshots

ScreenRuler3 screens
VIN Checker3 screens

Verdict

The call

The clearest difference is ads: VIN Checker at none against ScreenRuler's shown. VIN Checker also leads on iOS requirement (13.0 vs 15.1). On price, in-app purchases and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Scorecard2 real differences Ā· 4 level
ScreenRuler versus VIN Checker: the parameters behind the verdict, then further details
ParameterScreenRulerVIN Checker
PriceFreeFree
Update frequencyEvery 7 months—
AdsYesNo — better
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.113.0 — better
Further details — not scored
Size31 MB25 MB
Age rating4+17+
Developerpilyeong heoVasile Carazanu

In-app purchases

None

ScreenRuler

No in-app purchases

None

VIN Checker

No in-app purchases

Questions

Is ScreenRuler free?
ScreenRuler is free to download, with no in-app purchases.
Is VIN Checker free?
VIN Checker is free to download, with no in-app purchases.
Do ScreenRuler or VIN Checker have ads?
ScreenRuler shows ads; VIN Checker does not.

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