Comparison

Previews Creator vs Ruler

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

Head to head
About

Previews Creator

Easily create professional app previews without design skills. Customize device, text, and background elements with flexible placement and scaling options. Download high-quality previews in standard sizes for app stores, all for free.

Highlights
  • Completely free and without ads
  • Create previews in common App Store sizes
  • Customize device, text, font, and background
  • Drag and drop elements freely
  • Rotate and scale device previews
  • Adjust text size with pinch gestures
Features
Read full description

Previews Creator is completely free, without ads and you can create and download as many previews as you want. In-App purchases are just a tip jar option, there are no features tied to this. Are you a developer without any designer skills, like me? Do you only use iOS simulator screenshoots to showcase your products? Are you tired of watermarks and not willing to pay a subscription to create simples previews? If one or more answers were yes, then Previews Creator is your way to go * Completely free and without ads * Create simple previews with the most used sizes on App Store Connect (6.7", 6.1", 5.5" and 12.9") * You can modify the device, text, image, font color, font size and the background color * You can drag the text and the device preview to any part of the view * You can rotate and scale the device and also you can increase or decrease text size with a pinch * The images will be downloaded with the appropriate sizes depending on the selected device

About

Ruler

Features
Read full description

Turn your smartphone screen into a precise ruler. Measure real lengths with a simple touch and drag. 【Key Features】 - Touch & drag to measure lengths instantly - Switch between cm and inch units - Real-time measurement display - Automatic PPI detection for accurate results 【Precision Calibration】 - Credit card (85.6mm) calibration for pinpoint accuracy - Saved calibration — set it once, measure anytime - Optimized accuracy per device 【Easy-to-Use Design】 - Clean ruler interface with clear markings - Dark mode support - 10 languages supported - Intuitive unit toggle 【Perfect For】 - Quick measurements when you don't have a ruler - DIY, crafts, and sewing projects - Furniture placement and space planning - Students and professionals on the go No need to carry a ruler — measure anything, anywhere with your phone!

Screenshots

Previews Creator4 screens
Ruler3 screens

Verdict

The call

The clearest difference is in-app purchases: Ruler at none against Previews Creator's 3. Ruler also leads on update cadence (every 2 months vs every 4 months) and iOS requirement (13.0 vs 16). On price, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Previews Creator sells 3 one-off in-app purchases. Ruler asks for nothing beyond the download.

UpkeepUpdate frequency

Previews Creator ships an update every 4 months, Ruler every 2 months. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

Scorecard3 real differences · 7 level
Previews Creator versus Ruler: the parameters behind the verdict, then further details
ParameterPreviews CreatorRuler
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings3 — better—
Update frequencyEvery 4 monthsEvery 2 months — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1613.0 — better
Further details — not scored
Size12 MB23 MB
Age rating4+4+
DeveloperAngel Gutierrezmintaek lee

In-app purchases

3 purchases

Previews Creator

One-time3
  • Love for coffee$0.99
  • Love for donuts$1.99
  • Love for pizza$3.99
None

Ruler

No in-app purchases

Questions

Is Previews Creator free?
Previews Creator is free to download, with in-app purchases available.
Is Ruler free?
Ruler is free to download, with no in-app purchases.
Do Previews Creator or Ruler have ads?
Neither Previews Creator nor Ruler shows ads.
Which is updated more often, Previews Creator or Ruler?
Previews Creator ships an update every 4 months, and Ruler every 2 months. Most recently, Previews Creator was updated on November 3, 2026 and Ruler on November 9, 2026.

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