# Acrobat Reader vs MobiOffice・Word Docs・Excel・PDF

Acrobat Reader and MobiOffice・Word Docs・Excel・PDF both sit at 4.6 stars, but that hides the real split: 70% of MobiOffice・Word Docs・Excel・PDF's written reviews are positive against 49% of Acrobat Reader's. Acrobat Reader's advantage is update cadence (every 9 days vs monthly) and ratings volume (654K vs 45K). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Acrobat Reader sells 16 in-app purchases, starting at $3.99 per month and MobiOffice・Word Docs・Excel・PDF sells 8 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.6 for Acrobat Reader against 4.7 for MobiOffice・Word Docs・Excel・PDF. That said, the two scores are not equally well evidenced: Acrobat Reader has 654K ratings behind it against 45K, so its average is the more settled of the two. Written reviews are what separate them: 49% of Acrobat Reader's written reviews are positive against 70% of MobiOffice・Word Docs・Excel・PDF's.

Acrobat Reader ships an update every 9 days, MobiOffice・Word Docs・Excel・PDF monthly. Both last shipped on September 24, 2026.

## The numbers

| Metric | Acrobat Reader | MobiOffice・Word Docs・Excel・PDF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (654K ratings)](https://appshunter.io/ios/app/acrobat-reader-pdf-editor/id469337564/reviews) | **[4.7 (45K ratings)](https://appshunter.io/ios/app/mobiofficeword-docsexcelpdf/id924005506/reviews)** |
| Number of ratings | **654K** | 45K |
| Positive reviews | 49.2% of reviews | **69.5% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Freemium | Freemium |
| Best chart rank | **#2** | #44 |
| Size | 522 MB | 244 MB |
| Requires iOS | 18.3 | **18.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Adobe Inc.](https://appshunter.io/developer/331646274) | [MobiSystems, Inc.](https://appshunter.io/developer/289579214) |

## What reviewers say

### Acrobat Reader

[App page](https://appshunter.io/ios/app/acrobat-reader-pdf-editor/id469337564)

**Currently charting:** #2 Top Grossing · Business, #15 Top Free · Business, #80 Top Grossing, #206 Top Free (US App Store)

This app is a powerful PDF tool for viewing, editing, annotating, and signing documents. It offers AI-powered features for summarizing and interacting with PDFs, along with robust conversion and security options. Collaborate on files and access your documents from anywhere.

**Highlights:** View, edit, and annotate PDFs, Sign and fill PDF forms, Convert files to and from PDF, AI-powered document summarization, Collaborate in PDF Spaces, Compress and secure PDFs, Optical Character Recognition (OCR)

**Features:** iMessage stickers, Vision Pro support

**In-app purchases (16)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Acrobat Premium - Monthly | $3.99 | per month |
| Adobe Acrobat Premium | $4.99 | per month |
| AI Assistant for Acrobat | $6.99 | per month |
| Acrobat Premium | $7.49 | per 7 days |
| Acrobat Premium - Monthly | $9.99 | per month |
| Acrobat Premium - Weekly | $9.99 | per 7 days |
| PDF Pack - Doc Creator | $9.99 | per month |
| Premium - Edit & Create PDF | $9.99 | per month |
| PDF Edit and Convert Monthly | $12.99 | per month |
| Acrobat Premium - Monthly | $12.99 | per month |
| Acrobat Premium - Monthly | $14.99 | per month |
| Acrobat Reader Plus - Yearly | $19.99 | per year |
| Adobe ExportPDF | $23.99 | per year |
| Adobe Acrobat Pro | $24.99 | per month |
| Acrobat Premium - Yearly | $48.99 | per year |
| Acrobat Premium - Yearly | $69.99 | per year |

**What reviewers like**

- 🚀 Fast and efficient
- 🔒 Secure document storage
- 👍 Convenient for reading and annotating PDFs
- 👍 Useful for students and professionals

**What reviewers complain about**

- 🐛 Buggy and unreliable
- 🔒 Overly intrusive login requirements
- 💰 Expensive subscription model
- 👎 Counterintuitive user interface changes
- 🔍 Poor search and organization features

**Reported bugs**

- Frequent crashes and freezes
- Inconsistent behavior when editing PDFs
- Inability to open or save certain file types
- Sync issues between mobile and desktop versions

**Requested features**

- Add erase tool for annotations
- Improve palm rejection for Apple Pencil
- Allow direct text editing in PDFs
- Provide better cloud integration and sync
- Offer more customization options


### MobiOffice・Word Docs・Excel・PDF

[App page](https://appshunter.io/ios/app/mobiofficeword-docsexcelpdf/id924005506)

**Currently charting:** #44 Top Grossing · Business, #128 Top Free · Business (US App Store)

This app allows users to create, edit, and manage documents, spreadsheets, and presentations across various file formats. It offers cloud storage integration, document scanning, and PDF viewing and annotation capabilities. Premium features include advanced editing tools, PDF conversion, and enhanced security options.

**Highlights:** Create and edit documents, spreadsheets, and presentations, Compatible with Microsoft Office and Google Workspace, View and annotate PDF files, Integrates with Google Drive, OneDrive, Box, and Dropbox, Scan paper documents to digital files, 5GB free cloud storage

**Features:** Apple Watch app

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OfficeSuite Premium Monthly | $4.99 | per month |
| OfficeSuite Premium Weekly | $7.99 | per 7 days |
| MobiOffice Premium Weekly | $7.99 | per 7 days |
| MobiOffice Premium Weekly | $9.99 | per 7 days |
| OfficeSuite Personal | $29.99 | per year |
| OfficeSuite Premium | $29.99 | per year |
| OfficeSuite Premium Yearly | $29.99 | per year |
| OfficeSuite Premium Yearly | $39.99 | per year |

**What reviewers like**

- 🚀 Provides a real service
- 🚀 Unrivaled duo with desktop version
- 👍 Excellent for creating presentations and papers
- 👍 Handy app to use
- 👍 Best mobile office app

**What reviewers complain about**

- 🐛 Bookmarks don't work
- 🐛 Cannot delete files
- 🐛 Freezes and crashes
- 🐛 Printing issues
- 🐛 Formatting issues when converting files

**Reported bugs**

- Crashes after iOS 13 update
- Losing documents after migration to new app
- Inability to restore previous paid version
- Unreadable files after conversion

**Requested features**

- Add math symbols in word processor
- Allow font customization
- Add Apple Pencil support for editing
- Improve file management and cloud integration
- Add dark mode


## Frequently asked questions

### Is Acrobat Reader free?

Acrobat Reader is free to download, with in-app purchases available.

### Is MobiOffice・Word Docs・Excel・PDF free?

MobiOffice・Word Docs・Excel・PDF is free to download, with in-app purchases available.

### Which has better reviews, Acrobat Reader or MobiOffice・Word Docs・Excel・PDF?

MobiOffice・Word Docs・Excel・PDF is rated higher. Acrobat Reader averages 4.6 out of 5 from 654K ratings, while MobiOffice・Word Docs・Excel・PDF averages 4.7 from 45K ratings.

### Do Acrobat Reader or MobiOffice・Word Docs・Excel・PDF have ads?

Neither Acrobat Reader nor MobiOffice・Word Docs・Excel・PDF shows ads.

### Which is updated more often, Acrobat Reader or MobiOffice・Word Docs・Excel・PDF?

Acrobat Reader ships an update every 9 days, and MobiOffice・Word Docs・Excel・PDF monthly. Most recently, Acrobat Reader was updated on September 24, 2026 and MobiOffice・Word Docs・Excel・PDF on September 24, 2026.

### Which is more popular, Acrobat Reader or MobiOffice・Word Docs・Excel・PDF?

Acrobat Reader currently peaks at #2 in the App Store charts, and MobiOffice・Word Docs・Excel・PDF at #44. Chart position reflects recent download velocity rather than total install base.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*