OLHO Magnifier vs InstaPDF Scanner
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
OLHO Magnifier
This simple app allows you to magnify text up to 48x, making it easier to read books, signs, and displays. It features adjustable brightness with the phone's flash and offers contrast filters for improved readability.
- Up to 48x zoom
- Adjustable brightness with flash
- Contrast filters
- Easy-to-use slider controls
- Read text on the go
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Make your life easy using our Magnifier App. This simple App enables you to read text even if you have forgotten to bring your glasses or reading aid. Using the 48x zoom you can get text from books, magazines or signs on your phones display in a readable manner. Up to 48x zoom The Magnifier enlarges text up to 48x. Using the slider on the right hand sinde of the display you can quickly adjust the zoom factor. Making Magnifier a great tool for reading magazines, books and documents but also for reading signs and displays on the go. Adjustable brightness To get the best reading experience you need to have good lighting conditions. To help you provide those conditions Magnifier uses the built-in flash of your smartphone. Using the slider on the left hand side of the display you can set the brightness of the flash according to your needs. Contrast filters In order to read properly some people require higher contrasts. Therefore Magnifier provides a set of built-in contrast filters which can be cycled using the eye button on the bottom of the screen. Help make Magnifier better We want to improve the Magnifier to fit the needs of as many people as possible so feel free to get in touch with us. Stop by www.olho.eu, talk to us on Twitter at @olho_eu or on Google + at plus.google.com/+OlhoEuSmartReading .
InstaPDF Scanner
Transform your device into a professional document scanner. Capture, convert, organize, and share documents like receipts, contracts, and notes in seconds with high clarity. Features smart auto-crop, multi-page scanning, and on-device processing for enhanced privacy.
- Smart auto-crop and edge correction
- Crystal-clear image enhancement
- Multi-page PDF creation
- On-device privacy-first processing
- Offline scanning capabilities
- Extensive sharing options
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- Meet InstaPDF Scanner — the fast, reliable way to turn your iPhone into a pro-grade document scanner. Capture receipts, contracts, whiteboards, IDs, and notes in perfect clarity. Convert to PDF. Organize, and share in seconds. Why InstaPDF Scan - Blazing fast: Open, scan, done. Zero friction. - Crystal-clear results: Smart auto-crop, perspective fix, and image cleanup. - Multi-page scanning: Scan entire documents in one flow. - Privacy-first: On-device processing for scanning. Key Features - Auto detection & edge correction for perfect crops - Image enhancement: color, grayscale, B&W, and manual fine-tuning - Multi-page PDF with re-order, merge, and delete - File manager: quick search, favorites - Share anywhere: Mail, Messages, Files, Drive, Dropbox, iCloud Drive, and more - Export formats: PDF - Offline mode: scan and process without internet Perfect for - Receipts & expenses - Contracts & invoices - Notes & whiteboards - IDs, forms, shipping labels - Study documents and research Privacy & Security Your documents are yours. - Apple Search Ads — Short (≤30 chars) - Scan to PDF in seconds - AI OCR. Clean results. - Smart PDF scanner
Screenshots
Verdict
The clearest difference is review sentiment: InstaPDF Scanner at 100% against OLHO Magnifier's 0%. InstaPDF Scanner also leads on rating (5.0 vs 2.0) and update cadence (every 2 days vs every 13 months). OLHO Magnifier's advantage is iOS requirement (11.0 vs 18.0). On price, ratings volume, ads and in-app purchases 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.
InstaPDF Scanner holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews point the same way: 0% of OLHO Magnifier's written reviews are positive against 100% of InstaPDF Scanner's.
OLHO Magnifier ships an update every 13 months, InstaPDF Scanner every 2 days. The most recent releases landed on October 9, 2026 and October 1, 2026 respectively.
| Parameter | OLHO Magnifier | InstaPDF Scanner |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 1 |
| Update frequency | Every 13 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 11.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 26 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | BNO Technology Solutions e.K. | Marc Kronberg |
Customer experience
OLHO Magnifier
InstaPDF Scanner
In-app purchases
OLHO Magnifier
No in-app purchases
InstaPDF Scanner
No in-app purchases
Questions
Is OLHO Magnifier free?
Is InstaPDF Scanner free?
Which has better reviews, OLHO Magnifier or InstaPDF Scanner?
Do OLHO Magnifier or InstaPDF Scanner have ads?
Which is updated more often, OLHO Magnifier or InstaPDF Scanner?
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