PDF Companion App vs SimpPDF Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PDF Companion App
Manage your PDF library, chat with an AI about document content, and have your documents read aloud with natural voices. This app also offers a smart note-taking system to organize and export your thoughts.
- Organize and manage PDF library
- AI chat with context-aware questions
- Text-to-speech with natural voices
- Smart note creation and organization
- Real-time search and filters
- Export notes to multiple formats
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PDF Companion is your all-in-one smart PDF assistant, designed for students, professionals, and anyone who works with documents daily. Whether you want to manage your PDF library, chat with AI about your documents, have your documents read to you aloud with natural voices, or take smart notes — everything is in one place. PDF Library Management Upload and organize your PDFs with ease Real-time search and advanced filters View metadata like size, pages, and date added Rename, delete, or share documents instantly AI-Powered Chat Assistant Ask context-aware questions about your PDFs Get AI answers with exact page references Persistent message history Typing indicators for a real chat-like experience Text-to-Speech Engine Listen to PDFs in natural voices Multiple voice and accent options Adjustable speed controls (0.75x – 2x) Highlighted progress tracking while reading Smart Notes System Create, edit, and organize notes linked to pages Add custom tags for easy note grouping Export notes to multiple formats Search across all notes or by PDF source Modern Settings Material design interface for simple navigation Privacy controls and sync options Light and dark theme support Easy data management and cache control With PDF Companion, your documents come alive. Manage, read, listen, and learn smarter than ever before.
SimpPDF Reader
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SimpPDF Reader is a clean, local-first PDF reader for iPhone and iPad. Import PDFs from the Files app, keep them in a private local library, resume from the last page you read, search inside documents, bookmark important pages, and share PDFs when needed. Your documents stay on your device. SimpPDF Reader does not require an account, does not upload your files, does not track you, and does not include ads or analytics.
Screenshots
Verdict
The clearest difference is iOS requirement: PDF Companion App at 15.1 against SimpPDF Reader's 17.0. On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | PDF Companion App | SimpPDF Reader |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | — | Daily |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 53 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Joinable | Wei He |
In-app purchases
PDF Companion App
No in-app purchases
SimpPDF Reader
No in-app purchases









