Comparison

Flatter Files vs Keyplan 3D Lite

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

Head to head
About

Flatter Files

This app provides a digital filing system for companies to efficiently distribute drawings and documents. It allows for easy searching, automatic updates, and organized grouping of items for quick access. Users can also share external links to their content.

Highlights
  • Digital flat file cabinet
  • Efficient document distribution
  • Searchable content
  • Automatic updates
  • Grouped assemblies
  • External sharing links
  • Mobile viewer capabilities
Features
Read full description

Flatter Files is a digital flat file cabinet that allows companies to distribute their drawings and documents to viewers more efficiently by providing a simple method to search all of your content, automatically keeping everything up to date, grouping your items into assemblies for quick access, and allowing you to share an always up to date link to your drawing or document externally. With the Flatter Files iPhone and iPad Application you can now have complete viewer capabilities on your mobile device.

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

Screenshots

Flatter Files3 screens
Keyplan 3D Lite4 screens

Verdict

The call

The clearest difference is rating: Keyplan 3D Lite at 4.5 against Flatter Files's 3.0. Keyplan 3D Lite also leads on ratings volume (53K vs 2) and review sentiment (64% vs 50%). On price, update cadence, ads and in-app purchases 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. Flatter Files sells 1 one-off in-app purchase and Keyplan 3D Lite sells 11 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Keyplan 3D Lite holds the better App Store score, 4.5 against 3.0. That said, the two scores are not equally well evidenced: Keyplan 3D Lite has 53K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 50% of Flatter Files's written reviews are positive against 64% of Keyplan 3D Lite's.

UpkeepUpdate frequency

Flatter Files ships an update every 2 months, Keyplan 3D Lite every 3 months. The most recent releases landed on October 4, 2026 and October 22, 2026 respectively.

Scorecard3 real differences · 7 level
Flatter Files versus Keyplan 3D Lite: the parameters behind the verdict, then further details
ParameterFlatter FilesKeyplan 3D Lite
PriceFreeFree
Rating3.0 (2 ratings)4.5 (53K ratings) — better
Positive reviews50.0% of reviews64.4% of reviews — better
Number of ratings253K — better
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better16
Further details — not scored
Size64 MB633 MB
Age rating4+4+
DeveloperCMV Technologies, LLCQuasarts LLC

Customer experience

Flatter Files

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Keyplan 3D Lite

All ratings52,650 ratings
Positive88.2%
Neutral7.3%
Negative4.5%
Written reviews1,433 reviews
Positive64.4%
Neutral11.7%
Negative23.9%

Bugs and requests

Flatter Files

Not enough reviews yet to summarise bugs or 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

In-app purchases

1 purchases

Flatter Files

One-time1
  • PDF Viewer Upgrade$9.99
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

Questions

Is Flatter Files free?
Flatter Files is free to download, with in-app purchases available.
Is Keyplan 3D Lite free?
Keyplan 3D Lite is free to download, with in-app purchases available.
Which has better reviews, Flatter Files or Keyplan 3D Lite?
Keyplan 3D Lite is rated higher. Flatter Files averages 3.0 out of 5 from 2 ratings, while Keyplan 3D Lite averages 4.5 from 53K ratings.
Do Flatter Files or Keyplan 3D Lite have ads?
Neither Flatter Files nor Keyplan 3D Lite shows ads.
Which is updated more often, Flatter Files or Keyplan 3D Lite?
Flatter Files ships an update every 2 months, and Keyplan 3D Lite every 3 months. Most recently, Flatter Files was updated on October 4, 2026 and Keyplan 3D Lite on October 22, 2026.

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