Comparison

Keyplan 3D Lite vs AP CAT

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

Head to head
About

Keyplan 3D Lite

Design and decorate your home or dream house with this intuitive interior design app. Easily create walls, rooms, and add furniture with a user-friendly interface and real-time 3D visualization. Share your stunning creations with friends and family.

Highlights
  • House builder with 2D/3D editing
  • Interior design with furniture placement
  • Extensive decoration options
  • Customizable wall settings
  • iCloud synchronization
  • 2D snapshot and 3D render sharing
Features
Read full description

Keyplan 3D, our new home and interior designer is built on top of a unique technology unleashing features never seen before on the Appstore. It is a simple to use, useful and fun App to help you design, build, think and decorate your home or future home from the ground up. Whether you are looking to make alterations to your current home or plan on building your dream house, Keyplan 3D is there to turn this otherwise complicated process into child's play. Through our beautiful interface, designed with simplicity in mind, you can create amazing content without ever having to worry about complex menus and cryptic options. Create a wall or room by simply using our build button and our smart engine will take care of the rest. Forget about loading screens and unresponsive Apps : with Keyplan 3D you can visualise your project through our gorgeously rendered plans, which are both fully interactive and updated in real-time. Every aspect of Keyplan 3D has been designed to enable you to express your creativity like never before. Behind Keyplan 3D there is a powerful technology, allowing you to build any shape imagineable, paint, decorate and place more than 350 free unique objects. Feeling proud of your creations? Go ahead and share them with your friends and family on your favourite social media platform. Main features: - House builder : creating walls is as easy as drawing a line with a pencil. Any shape is possible with our unique 2D/3D editing features. - Interior design : Place furniture, windows, doors - edit, change, remove, in either the 2D or 3D view. - Decoration : A large selection of paints, brick, wood, ceramic, textile to be used on any object or surface. Expect new free objects on a regular basis. - Many customisation options such as wall width and height settings, inch/meter conversion. - iCloud synchronisation to enjoy your project on all your devices, iPhone and iPad. - Sharing : share 2D snapshots and 3D renders of your plan with your friends/family. Try it out and let us know what you think - we made Keyplan 3D for you and our only goal is to offer you the best experience out there. A nice video presentation: http://bit.ly/1DACRHo For more information, visit us on www.keyplan3d.com Contact us to: contact@keyplan3d.com

About

AP CAT

Features
Read full description

Auto Partner SA is a dynamically developing importer and distributor of spare parts for cars, light commercial vehicles and motorcycles as well as workshop equipment. Its customers may order goods not only via online catalogues, but also through the APCAT mobile application. The APCAT app offers an intuitive and quick overview of car and motorcycle parts from among nearly 300,000 articles available for sale at Auto Partner. It allows searching by different criteria: - AP’s commodity code, - manufacturer’s code, - OE part number, - EAN barcode, - name or synonym. Search results may be filtered by product group, manufacturer, place of installation and according to other criteria specified for each product. The application enables quick selection of parts according to the TecDoc product map and intuitive Fast Click icons redirecting to selected product groups. The app displays the closing time for the next route. The user-friendly cart allows to place the orders easily and special notifications remind about orders that are yet to be completed.

Screenshots

Keyplan 3D Lite4 screens
AP CAT4 screens

Verdict

The call

The clearest difference is in-app purchases: AP CAT at none against Keyplan 3D Lite's 11. AP CAT also leads on iOS requirement (11.0 vs 16). On price, update cadence, 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. Keyplan 3D Lite sells 11 one-off in-app purchases. AP CAT asks for nothing beyond the download.

UpkeepUpdate frequency

Keyplan 3D Lite ships an update every 3 months, AP CAT every 5 months. The most recent releases landed on October 28, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 8 level
Keyplan 3D Lite versus AP CAT: the parameters behind the verdict, then further details
ParameterKeyplan 3D LiteAP CAT
PriceFreeFree
Rating4.5 (53K ratings) — better—
Positive reviews64.4% of reviews—
Number of ratings53K — better—
Update frequencyEvery 3 months — betterEvery 5 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS1611.0 — better
Further details — not scored
Size633 MB26 MB
Age rating4+4+
DeveloperQuasarts LLCDVSE GmbH

Bugs and requests

Keyplan 3D Lite

Reported bugs

4 issues
  • Designs disappearing or becoming corrupted
  • Restore purchase feature not working
  • Frequent crashes when adding certain elements
  • Glitches with object placement and sizing

Requested features

6 requests
  • Add option for multiple floors/levels
  • Improve wall and object manipulation tools
  • Expand furniture, decor, and landscaping options
  • Allow importing of custom objects and textures
  • Add roof and exterior design capabilities
Show 1 more
  • Improve 3D view and navigation

AP CAT

Not enough reviews yet to summarise bugs or requests.

In-app purchases

11 purchases

Keyplan 3D Lite

One-time11
  • Family$1.99
  • Outside$1.99
  • Bathroom$1.99
Show 8 more
  • Entertainment Pack$1.99
  • Bedroom pack$1.99
  • Kitchen$1.99
  • Reward$2.99
  • Living room pack$2.99
  • Office$2.99
  • Garage pack$2.99
  • Standard version$5.99
None

AP CAT

No in-app purchases

Questions

Is Keyplan 3D Lite free?
Keyplan 3D Lite is free to download, with in-app purchases available.
Is AP CAT free?
AP CAT is free to download, with no in-app purchases.
Do Keyplan 3D Lite or AP CAT have ads?
Neither Keyplan 3D Lite nor AP CAT shows ads.
Which is updated more often, Keyplan 3D Lite or AP CAT?
Keyplan 3D Lite ships an update every 3 months, and AP CAT every 5 months. Most recently, Keyplan 3D Lite was updated on October 28, 2026 and AP CAT on October 25, 2026.

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