Comparison

CATS Input Method Pro vs 3D Object & Room Scanner

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

Head to head
About

CATS Input Method Pro

Features
Read full description

Writing Chinese is a breeze if you use the Chinese Alphabet Teaching System. You can also input the same way as you write Chinese. It is the fastest way of inputting Chinese, and even better, by using it, you also learn how to write Chinese characters better. It is the ideal way of implementing the EasyChinese method of learning Chinese. CATS Input Method Pro is a system-wide iOS keyboard: enable it once in Settings → General → Keyboard → Keyboards, then write Chinese by strokes in any app. Version 2.0 is an all-new keyboard, rebuilt with a native iOS look in light and dark mode, with both the learning and standard key layouts, word association, and the professional vocabulary. Your settings carry over from earlier versions.

About

3D Object & Room Scanner

Capture real-world objects and spaces in 3D using your device's LiDAR sensor. View scans in AR, export them in various formats, and sync them across devices. Ideal for hobbyists, designers, and anyone interested in 3D modeling and augmented reality.

Highlights
  • 3D scanning of objects and spaces
  • AR viewing of scans
  • Export in USDZ, STL, PLY, ABC, OBJ
  • Video capture of 3D models
  • iCloud Sync for models
  • Requires LiDAR-enabled iPhone/iPad
Features
Read full description

This app requires a Pro iPhone/iPad with a LiDAR sensor to function, such as iPhone 12 Pro or later. This is your go-to app for capturing everything in 3D, right from your iPhone. Using the latest from Apple's AR tech, it's all about making 3D scanning as straightforward as snapping a photo. Want to digitize your living room, create a 3D model of your favorite mug, or maybe design a custom game level with objects from the real world? We've got you covered. Please note: The exporting function of the app are is available for subscribers Here's what you can do: – Scan anything, from trinkets to entire spaces, and see it all in 3D. – Peek at your scans in AR to get a real feel of how they stand in space. – Exporting? Easy. Choose from formats like USDZ, STL, PLY, ABC or OBJ, ready to use in other projects and 3D printing. – Grab a video of your 3D model to show off on social media. Yep, it's that simple. – iCloud Sync: Your 3D models always in sync with your devices. This app is perfect for everyone from hobbyists playing around with 3D printing, designers looking for an easy way to capture real-world objects, to friends just wanting to have fun and explore AR. So, give "3D Scanner" a try, and let's start scanning the world together, one object at a time. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

CATS Input Method Pro4 screens
3D Object & Room Scanner4 screens

Verdict

The call

The clearest difference is in-app purchases: CATS Input Method Pro at none against 3D Object & Room Scanner's 3. CATS Input Method Pro also leads on ads (none vs shown). 3D Object & Room Scanner's advantage is update cadence (every 2 months vs every 24 months). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. 3D Object & Room Scanner sells 3 in-app purchases, starting at $0.99 per month. CATS Input Method Pro asks for nothing beyond the download.

UpkeepUpdate frequency

CATS Input Method Pro ships an update every 24 months, 3D Object & Room Scanner every 2 months. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
CATS Input Method Pro versus 3D Object & Room Scanner: the parameters behind the verdict, then further details
ParameterCATS Input Method Pro3D Object & Room Scanner
PriceFreeFree
Rating—4.3 (27 ratings) — better
Positive reviews—33.3% of reviews
Number of ratings—27 — better
Update frequencyEvery 24 monthsEvery 2 months — better
AdsNo — betterYes
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size7 MB34 MB
Age rating4+4+
DeveloperYIU LEUNG RANDY CHANNicolo Stanciu

In-app purchases

None

CATS Input Method Pro

No in-app purchases

3 purchases

3D Object & Room Scanner

Subscriptions2
  • Unlimited Monthly3 Days trial$0.991 Month
  • Unlimited Yearly3 Days trial$9.991 Year
One-time1
  • Unlimited Lifetime$19.99

Questions

Is CATS Input Method Pro free?
CATS Input Method Pro is free to download, with no in-app purchases.
Is 3D Object & Room Scanner free?
3D Object & Room Scanner is free to download, with in-app purchases available.
Do CATS Input Method Pro or 3D Object & Room Scanner have ads?
3D Object & Room Scanner shows ads; CATS Input Method Pro does not.
Which is updated more often, CATS Input Method Pro or 3D Object & Room Scanner?
CATS Input Method Pro ships an update every 24 months, and 3D Object & Room Scanner every 2 months. Most recently, CATS Input Method Pro was updated on October 29, 2026 and 3D Object & Room Scanner on October 30, 2026.

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