Comparison

ThinkPlus智能办公 vs UPDF

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

Head to head
About

ThinkPlus智能办公

This mobile platform offers a comprehensive solution for small and medium-sized businesses, streamlining communication, contact management, and meeting scheduling. It aims to digitize enterprise management and boost overall office efficiency.

Highlights
  • Efficient business communication
  • Enterprise contact and organization charts
  • Meeting room booking
  • Meeting scheduling
  • Smart network conferencing
Features
Read full description

Thinkplus Intelligent Office Platform(Thinkplus智能办公平台),是联想自主研发的一款移动办公app,专为市场中的中小企业打造的一站式办公平台。目前主要服务有:企业高效商务沟通、企业通讯录及组织架构、会议室预订、会议预约、一键开启智能网络会议。该平台能有效的帮助中小企业实现数字化企业管理,并提升办公效率。

About

UPDF

This app is a powerful PDF editor for mobile devices, offering AI-powered features for summarizing, translating, and chatting with documents. It allows users to read, edit, annotate, convert, and sign PDFs, as well as scan paper documents into editable files. Manage all your PDF files and protect them with security features.

Highlights
  • AI-powered summarization and translation
  • Edit text, images, and watermarks in PDFs
  • Annotate with various markup tools
  • Convert PDFs to Word, Excel, and PPT
  • Scan documents to editable PDFs
  • Sign and fill PDF forms
  • Organize and protect PDF files
Features
Read full description

UPDF for iOS is an AI-powered PDF editor for iPhone and iPad. Read, edit, annotate, convert, sign, and AI chat with your PDFs — all from your iOS device. Summarize lengthy documents, translate full PDFs, scan paper to PDF, and manage all your files in one place. Amazing features of UPDF for iOS: Edit PDF - Edit text in PDF (change color, font style, font size) - Edit images in PDF (rotate, extract, replace, and crop images) - Edit watermark in PDF (add, edit, delete and favor watermark) - Edit links in PDF (add, edit, copy, and delete) AI Assistant - Summarize, translate, explain, and rephrase lengthy PDFs in minutes. - Engage in a chat with UPDF AI and ask it any questions you have. - Summarize or translate PDF by pages. - Export conversations to Markdown or TXT files. - NEW AI Bookmark Agent: Auto-generate bookmarks and get instant section summaries for any PDF. - NEW AI Semantic Search: Search your PDF by meaning, not just exact words. - NEW AI Editing Suite: Rewrite, refine tone, or correct grammar directly. Read PDF - Flexible reading: vertical and horizontal scrolling, single page or two-page view - Dark mode to protect your eyes - Add and manage bookmarks with AI Bookmark Agent's help - Search text in PDF - Present PDF as a slideshow - Text-to-speech support Annotate PDF - Annotate PDFs using markup tools: pencil, highlight, underline, strikethrough, squiggly line - Add text boxes, text comments, callouts, sticky notes - Add shapes, stamps, and stickers to PDFs - Free-hand drawing on PDF pages OCR PDF - Convert scanned documents and images into searchable and editable PDFs - Recognize text in 38 languages Scan to PDF - Scan physical documents to PDF with your camera - Scan ID cards onto one page - Crop, rotate, and filter scanned images Convert PDF - Convert PDF to Word, Excel, PPT, and images Organize PDF Pages - Insert, replace, extract, split, rotate, remove, and reorder pages in PDFs - Merge multiple PDFs into one file - Copy, paste, and share specific pages in a PDF Sign PDF & Fill PDF Form - Create handwritten signatures - Import and add image signatures - Fill PDF form and add e-signatures - Save signatures to cloud for cross-platform use Create PDF - Create PDF with blank, lined, dotted, grid, and graph papers - Combine multiple files/images into one PDF Protect PDF - Password-protect PDFs to restrict opening, editing, and printing - Add or remove watermarks - Add digital signatures Manage Files - Upload, create, rename, move, copy, duplicate, and organize files or folders - Unzip files by simply tapping .zip files - Search for files - Supports two-finger multiple selections and operations - Move files or folders to trash, and find deleted items in the trash - Protect PDF files with a password or unlock protected PDF files - Compress one or multiple files into a zip file Security Space - Protect your privacy by moving files or folders to Security Space - Enable Face ID & Passcode to access your Security Space Import File - Import files from Photos albums - Import files from the Files App - Transfer files from a computer over the same Wi-Fi View files in All Formats - Browse dozens of different file formats including PDFs, Office documents (.doc, .docx, .ppt, .pptx, .xls, .xlsx), Pages, Keynotes, and Numbers with a single app - Open other formats such as text, HTML, XML, Web Archive, Images (JPG, JPEG, GIF, PNG, TIFF, SVG, BMP), video, audio *** Pro Features of In-App Purchase *** - Use UPDF across all platforms including desktops and mobiles - Free Users will get 1 GB of Cloud Storage; Paid users will get 10 GB of Cloud Storage for free - Advanced PDF features such as Convert PDF with OCR, batch process, etc. are available on the desktop - Unlimited use of Scan to PDF (Free trial only scans up to 5 pages) - Unlimited use of Security Space (Trial version stores up to 10 items) - Secure App with passcode/TouchID/FaceID Need help? Email us at support@superace.com

Screenshots

ThinkPlus智能办公4 screens
UPDF4 screens

Verdict

The call

The clearest difference is review sentiment: UPDF at 84% against ThinkPlus智能办公's 0%. UPDF also leads on rating (4.6 vs 1.1) and ratings volume (678 vs 15). ThinkPlus智能办公's advantage is in-app purchases (none vs 13) and iOS requirement (8.0 vs 14.0). 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. UPDF sells 13 in-app purchases, starting at $9.99 per month. ThinkPlus智能办公 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

UPDF holds the better App Store score, 4.6 against 1.1. That said, the two scores are not equally well evidenced: UPDF has 678 ratings behind it against 15, so its average is the more settled of the two. Written reviews point the same way: 0% of ThinkPlus智能办公's written reviews are positive against 84% of UPDF's.

UpkeepUpdate frequency

ThinkPlus智能办公 ships an update weekly, UPDF fortnightly. The most recent releases landed on October 2, 2026 and October 16, 2026 respectively.

Scorecard6 real differences · 4 level
ThinkPlus智能办公 versus UPDF: the parameters behind the verdict, then further details
ParameterThinkPlus智能办公UPDF
PriceFreeFree
Rating1.1 (15 ratings)4.6 (678 ratings) — better
Positive reviews0.0% of reviews84.3% of reviews — better
Number of ratings15678 — better
Update frequencyWeekly — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS8.0 — better14.0
Further details — not scored
Size141 MB195 MB
Age rating4+4+
DeveloperLenovo(Beijing) LimitedSuperace Software Technology Co., Ltd.

Customer experience

ThinkPlus智能办公

All ratings15 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews15 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

UPDF

All ratings678 ratings
Positive90.6%
Neutral1.9%
Negative7.5%
Written reviews937 reviews
Positive84.3%
Neutral5.3%
Negative10.4%

Bugs and requests

ThinkPlus智能办公

Not enough reviews yet to summarise bugs or requests.

UPDF

Reported bugs

3 issues
  • Inability to edit text directly in PDF files
  • Inconsistent behavior when switching between devices
  • Occasional loss of editing progress when app is minimized

Requested features

5 requests
  • Add password protection for PDF files
  • Improve file organization and folder management
  • Implement keyboard shortcuts for power users
  • Expand OCR capabilities and text extraction
  • Allow custom signature and stamp imports

In-app purchases

None

ThinkPlus智能办公

No in-app purchases

13 purchases

UPDF

Subscriptions10
  • Monthly Subscription$9.991 Month
  • UPDF AI Unlimited$15.001 Month
  • UPDF AI Standard$15.001 Month
Show 7 more
  • UPDF Pro + AI Unlimited$18.991 Month
  • Quarterly Subscription$19.003 Months
  • Annual Subscription$49.991 Year
  • UPDF AI Standard$69.001 Year
  • UPDF AI Unlimited$79.001 Year
  • UPDF Pro + AI Standard$98.991 Year
  • UPDF Pro + AI Unlimited$118.991 Year
One-time3
  • Perpetual License$79.99
  • Perpetual License$128.99
  • UPDF & AI Add-on for iOS$148.99

Questions

Is ThinkPlus智能办公 free?
ThinkPlus智能办公 is free to download, with no in-app purchases.
Is UPDF free?
UPDF is free to download, with in-app purchases available.
Which has better reviews, ThinkPlus智能办公 or UPDF?
UPDF is rated higher. ThinkPlus智能办公 averages 1.1 out of 5 from 15 ratings, while UPDF averages 4.6 from 678 ratings.
Do ThinkPlus智能办公 or UPDF have ads?
Neither ThinkPlus智能办公 nor UPDF shows ads.
Which is updated more often, ThinkPlus智能办公 or UPDF?
ThinkPlus智能办公 ships an update weekly, and UPDF fortnightly. Most recently, ThinkPlus智能办公 was updated on October 2, 2026 and UPDF on October 16, 2026.

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