Comparison

光明退管 vs BIMKK

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

Head to head
About

光明退管

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光明退管是一款具有档案查询,走访登记,建档立卡功能的app,因为光明,所以温暖。

About

BIMKK

Features
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【Introduction】 BIMKK is a BIM application software platform that requires no plugins. It integrates functions such as viewing BIM models and CAD drawings, annotating models and drawings, and managing various project files. Designed for individuals or teams, it serves as both a BIM viewer and a shared network drive for members. The basic version is free and ad-free. BIMKK is the “Office” of the construction industry, enabling both professionals and non-professionals to conveniently store, view, and use BIM models and CAD drawings in formats such as RVT, IFC, DWG, and DXF. BIMKK supports multiple application terminals, including PC clients, mobile apps, WeChat Mini Programs, and web browsers. It supports over 100 file types, including BIM, CAD, Office, PDF, mind maps, flowcharts, images, and audio/video. The BIMKK cloud drive places no limit on the number of projects you can create, allowing corporate or project team members to easily collaborate using BIM and related files. It can be applied to various stages of engineering projects, such as design, construction, decoration, and operations & maintenance, and is suitable for multiple disciplines, including architecture, structure, interior decoration, water supply & drainage, HVAC, electrical engineering, roads and bridges, landscaping, and municipal engineering. 【Key Features】 1. File Viewing
BIMKK supports online viewing of various BIM models, CAD drawings, and engineering files. Through BIMKK, you can directly open and view drawings received via WeChat, DingTalk, or WeCom, as well as models, drawings, and engineering files of different versions stored locally on your phone or computer. 2. Browsing & Interaction
It provides powerful browsing and interaction functions for BIM models and CAD drawings. You can view the external and internal structures of models from multiple angles and in an all-around way. It allows you to view various BIM model properties, such as attribute information, material colors, measured dimensions, bounding boxes, area, volume, and weight. It offers a variety of interactive viewing functions, including view control, sectioning, structure tree, measurement, dragging, panning, zooming, rotating, and roaming. 3. Model Annotation
You can add annotations and comments to BIM models and CAD drawings. It supports multiple annotation methods, including photos, documents, voice, video, and text, which can be shared with friends for collaborative work. 4. Drawing & Model Management
You can upload files to the cloud and categorize uploaded BIM models, CAD drawings, and various engineering files using folders. This enables file backup, sharing, lightweight conversion, and anytime/anywhere previewing across different devices. 5. Collaborative Viewing
Supports multi-person online communication with real-time synchronization of models and drawings, achieving instant communication and shared management based on BIM models and CAD drawings to improve communication efficiency. 6. Cloud Sync
One-click cloud synchronization storage for BIM models and CAD drawings. Sync your work progress anytime, anywhere on your mobile phone, tablet, or computer. 7. Easy Sharing
Files can be easily shared with configurable permissions. It supports social tools like WeChat and QQ, removing barriers to work communication. 8. Cloud Drive Space
Supports creating multiple projects in the space, expanding project storage, and adding personnel. It supports adding project members, tracking upload logs, and controlling member usage permissions. 9. 100+ File Formats
Supports previewing common files like Office/PDF, making it convenient and practical. Supported preview formats also include: * Documents: doc/docx/ppt/pptx/csv/wps/pdf * Spreadsheets: xls/xlsx/xlsm * Images: jpg/jpeg/png/gif/bmp/ico/jfif/webp * Audio/Video: mp3/wav/mp4/flv * Archives: zip/rar/jar/tar * Mind Maps: Xmind, etc. 【Contact Us】
 Email: contact@tcbim.com

Screenshots

光明退管2 screens
BIMKK3 screens

Verdict

The call

The clearest difference is in-app purchases: 光明退管 at none against BIMKK's 7. 光明退管 also leads on iOS requirement (9.0 vs 13.0). 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. BIMKK sells 7 one-off in-app purchases. 光明退管 asks for nothing beyond the download.

UpkeepUpdate frequency

光明退管 ships an update monthly, BIMKK every 3 weeks. The most recent releases landed on October 12, 2026 and October 25, 2026 respectively.

Scorecard2 real differences · 4 level
光明退管 versus BIMKK: the parameters behind the verdict, then further details
Parameter光明退管BIMKK
PriceFreeFree
Update frequencyMonthlyEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPod
Requires iOS9.0 — better13.0
Further details — not scored
Size18 MB32 MB
Age rating4+4+
DeveloperiDeng Software(Shanghai) co.,Ltd北京乘今科技有限公司

In-app purchases

None

光明退管

No in-app purchases

7 purchases

BIMKK

One-time7
  • Monthly Plan$19.90
  • 5GB Plan$66.00
  • 10GB Plan$99.00
Show 4 more
  • Annual Plan$99.00
  • 20GB Plan$169.00
  • 3‑Year Plan$199.00
  • 100GB Plan$869.00

Questions

Is 光明退管 free?
光明退管 is free to download, with no in-app purchases.
Is BIMKK free?
BIMKK is free to download, with in-app purchases available.
Do 光明退管 or BIMKK have ads?
Neither 光明退管 nor BIMKK shows ads.
Which is updated more often, 光明退管 or BIMKK?
光明退管 ships an update monthly, and BIMKK every 3 weeks. Most recently, 光明退管 was updated on October 12, 2026 and BIMKK on October 25, 2026.

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