InstaPDF vs MobiPDF・PDF Text Editor・Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
InstaPDF
This app allows you to scan, edit, and securely store your documents. It offers features like automatic cropping, text detection, and the ability to add signatures and annotations. Documents can be synced across devices and shared easily.
- Fast multipage scanning with auto page detection
- Optical Character Recognition (OCR)
- PDF editing (add/remove pages, merge, stamp, sign)
- Cross-device document syncing
- Folder organization and sharing
- Integrated QR code reader
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Keep your documents safe and secure. Scan, edit and sync documents to all of your devices. Smart renaming suggestions, multiple accounts, text detection and more. Featured by Apple, iMore, Verizon, The App Factor, TechRepublic, Roar News, appPicker and many more. InstaPDF Account required, which can be created In-App. FAST SCANNING WITH AUTOCROP & OCR Multipage scans with auto page detection, which captures just the part you need and performs automatic OCR. PDF EDITOR Add, remove, rotate or re-order pages. Merge documents. Stamp, markup or add signatures. Available exclusively to InstaPDF CloudSafe subscribers. MAC APP Provides an efficient drag & drop and renaming interface to quickly organise and upload multiple documents. SCAN, SIGN AND SEND WITH MARKUP Draw, Highlight, Custom & Predefined Stamp, Add Text, Annotate and Sign Documents. All changes made to the document are synced across devices. FOLDERS Share multiple documents with your anyone using a single URL/link. Documents can be added to existing folders to keep everyone updated. QR CODE READER Integrated QR code reader. Documents from other Users can be imported to your account through QR codes. UNLIMITED CLOUD SYNC Sync that works, no matter how many documents you scan. PRIVACY FOCUSED Encrypt important documents. Set public documents to private with a simple switch. Deleted documents are not recoverable. Follow us @InstaPDF on Twitter for more information. InstaPDF for macOS available at http://instapdf.com/#mac * Privacy Policy: https://instapdf.com/legal#privacy * Terms of Use: https://instapdf.com/legal#tos
MobiPDF・PDF Text Editor・Reader
Edit, create, and secure PDF documents on your mobile device. Scan paper documents to editable PDFs, recognize text with OCR, and fill or sign forms. Convert between PDF and other formats, and protect sensitive files with passwords.
- Scan documents to editable PDFs
- Recognize text with OCR
- Edit text, images, and signatures
- Fill and sign forms
- Convert PDFs to Word, Excel, PowerPoint, ePub
- Protect PDFs with passwords
- Organize and merge PDF pages
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MobiPDF is a complete mobile PDF suite that helps freelancers, remote workers, and small business owners scan, edit, sign, convert, and protect PDF files — also ideal for students and anyone needing a powerful yet simple PDF tool — all from one intuitive app on iPhone and iPad. KEY CAPABILITIES • Edit PDFs like a pro — modify text, images, and formatting directly in any PDF, and fully control your pages: rearrange, insert, delete, extract, duplicate, rotate, and merge PDFs into one • Scan paper documents to PDF with your camera — receipts, contracts, invoices, IDs, passports, and more • Convert PDFs to Word, Excel, PowerPoint, and ePub while preserving original layout and formatting — and convert Word, Excel, PowerPoint, ePub, PNG, and JPEG files to PDF for easy sharing • Fill out and sign PDF forms and contracts on the go — draw or reuse saved electronic signatures • Recognize text from scans and images using OCR technology and share instantly • Read PDFs your way — multiple reading modes including distraction-free reading, night mode, and Read Aloud to listen to any PDF hands-free while driving, commuting, or on the go • View, highlight, annotate, and mark up PDFs — add comments, stamps, drawings, and attachments • Protect sensitive documents with passwords, encryption, and digital certificates • Store and sync via 5GB free cloud storage on MobiDrive, plus Google Drive and Dropbox USE CASES • Edit the text, images, or layout of a PDF contract or report directly on your iPhone or iPad — no desktop needed • Convert a PDF to Word to make extensive edits, then save back to PDF for sharing • Scan a paper document, recognize its text with OCR, and convert it into a fully editable PDF • Scan a paper contract, sign it on your iPhone or iPad, and send it back — without printing • Fill out a client form or invoice PDF on the go, directly from your phone • Have a PDF report, contract, or document read aloud during your commute or drive • Merge multiple PDFs into one organized proposal, report, or portfolio • Protect a sensitive business document with a password before sharing with a client • Students: scan handwritten notes or assignments and submit them as PDFs instantly • Review, annotate, and mark up PDF documents on iPad's larger screen for a near-desktop experience WHY MOBIPDF • Advanced mobile PDF editor — edit text, images, formatting, and pages directly in any PDF • Complete PDF converter — reliably convert PDFs to and from Word, Excel, PowerPoint, ePub, PNG, and JPEG • All-in-one solution — edit, scan, sign, convert, protect, read, and organize without switching apps • Purpose-built for iPhone and iPad — intuitive mobile-first experience • Read Aloud turns any PDF into audio — stay informed while commuting or multitasking • Advanced OCR turns any scan or image into searchable, shareable text • Electronic signatures and fillable forms — no printing or faxing needed • Simple and intuitive — accessible for all ages and experience levels • Trusted by millions of MobiSystems users worldwide PREMIUM • Full PDF editing — modify text, images, and formatting in any PDF • Full PDF conversion suite — PDF to and from Word, Excel, PowerPoint, ePub, PNG, JPEG • 50GB cloud storage on MobiDrive • Advanced annotation, markup tools, and night mode • Password protection and digital certificate support TL;DR MobiPDF is the go-to mobile PDF suite for freelancers, remote workers, and small business owners — offering powerful PDF editing, reliable conversion to and from all major formats, scanning, signing, and Read Aloud, all in one intuitive app optimized for iPhone and iPad. Help Centre: https://support.mobisystems.com/hc/en-us/sections/20794399449757-iOS Privacy Policy: https://mobisystems.com/en-us/privacy-policy Terms of Use: https://mobisystems.com/en-us/terms-of-use
Screenshots
Verdict
The clearest difference is chart position: MobiPDF・PDF Text Editor・Reader at #88 against InstaPDF's unranked. MobiPDF・PDF Text Editor・Reader also leads on ratings volume (7.3K vs 1K). InstaPDF's advantage is iOS requirement (14 vs 18.0). On price, rating, review sentiment and update cadence 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. InstaPDF sells 2 in-app purchases, starting at $2.99 per month and MobiPDF・PDF Text Editor・Reader sells 13 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.9 for InstaPDF against 4.8 for MobiPDF・PDF Text Editor・Reader. That said, the two scores are not equally well evidenced: MobiPDF・PDF Text Editor・Reader has 7.3K ratings behind it against 1K, so its average is the more settled of the two. Written reviews are what separate them: 85% of InstaPDF's written reviews are positive against 82% of MobiPDF・PDF Text Editor・Reader's.
InstaPDF ships an update fortnightly, MobiPDF・PDF Text Editor・Reader monthly. The most recent releases landed on September 20, 2026 and September 24, 2026 respectively.
| Parameter | InstaPDF | MobiPDF・PDF Text Editor・Reader |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (1K ratings) — better | 4.8 (7.3K ratings) |
| Positive reviews | 85.0% of reviews — better | 81.7% of reviews |
| Number of ratings | 1K | 7.3K — better |
| Update frequency | Fortnightly — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | — | #88 — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14 — better | 18.0 |
| Further details — not scored | ||
| Size | 9 MB | 186 MB |
| Age rating | 4+ | 4+ |
| Developer | Proconsult.at GmbH | MobiSystems, Inc. |
Customer experience
InstaPDF
MobiPDF・PDF Text Editor・Reader
User reviews
InstaPDF
From 1K App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Efficient workflow
- 🔒 Secure storage
- 💡 Helpful features (filters, stamps, etc.)
- 🚀 Quick scanning and sharing
Room to improve
- 🐛 Occasional crashes or issues
- 🔧 Cropping/editing could be improved
- 💻 Compatibility issues with some devices
- 🔑 Password recovery/reset needs improvement
MobiPDF・PDF Text Editor・Reader
From 7.3K App Store ratingsWhat we love
- 👍 Easy to use
- 🚀 Efficient and productive
- 💡 Good scanner feature
- 🚀 Helpful for work and school
Room to improve
- 💰 Expensive subscription model
- 🐛 Buggy and crashes
- 🔒 Sneaky pricing tactics
- 🔒 Subscription scam
Bugs and requests
InstaPDF
Reported bugs
3 issues- Sign-in with Apple not working for some users
- Cropping/alignment issues in certain lighting conditions
- Disappearing folders reported by some users
Requested features
4 requests- Import function for PDFs from other apps
- Password protection/encryption for sensitive documents
- Advanced editing tools (annotations, redaction, etc.)
- Integration with cloud storage services (iCloud, Google Drive, etc.)
MobiPDF・PDF Text Editor・Reader
Reported bugs
4 issues- Text editing issues
- Image fields in forms don't work
- Incompatible with dynamic PDFs
- Activation issues
Requested features
4 requests- Add snap tool for cleaner documents
- Improve font sync
- Offer one-time purchase option
- Develop a Mac OS version
In-app purchases
InstaPDF
- CloudSafe Monthly$2.991 Month
- CloudSafe Yearly$27.991 Year
MobiPDF・PDF Text Editor・Reader
- PDF Extra Premium$7.997 Days
- PDF Extra Premium Weekly$7.997 Days
- PDF Extra Premium 2023 Weekly7 Days trial$7.997 Days
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- PDF Extra Premium Weekly7 Days trial$7.997 Days
- PDF Extra Premium2 variants$9.991 Month
- PDF Extra Premium 2023 Weekly7 Days trial$9.997 Days
- Weekly Unlimited Access7 Days trial3 variants$9.997 Days
- PDF Extra Premium 2023 Monthly$12.991 Month
- PDF Extra Premium Yearly7 Days trial$24.991 Year
- PDF Extra Premium3 Days trial$29.991 Year
- PDF Extra Premium Yearly3 Days trial2 variants$49.991 Year
- PDF Extra Premium3 Days trial$49.991 Year
- Yearly Unlimited Access3 Days trial$49.991 Year
Questions
Is InstaPDF free?
Is MobiPDF・PDF Text Editor・Reader free?
Which has better reviews, InstaPDF or MobiPDF・PDF Text Editor・Reader?
Do InstaPDF or MobiPDF・PDF Text Editor・Reader have ads?
Which is updated more often, InstaPDF or MobiPDF・PDF Text Editor・Reader?
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