BigMagnify vs optaro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BigMagnify
Transform your device into a powerful magnifying glass with an integrated flashlight. Offers multiple focus modes, image filters, and zoom levels for enhanced readability. Freeze and share magnified images easily.
- Full-screen magnification
- Image freezing and sharing
- Multiple focus modes
- Advanced image filters
- Adjustable flashlight
- Front-facing camera mirror
Read full descriptionHide full description
Turn your iPhone/iPad into a state-of-the-art magnifying glass! BigMagnify is the most advanced magnifying glass app available, offering cutting-edge features while being simple to use. Features: - Use the ENTIRE screen as a BIG magnifying glass (after in-app purchase, which removes the ads) - Freeze the current image with a single tap and share the magnified image - Auto-focus mode, locked-focus mode, manual focus mode - Advanced image filters to improve visibility and readability - invert, sharpen and mono - Image stabilization - Tap-and-hold to focus - Intuitive gestures to zoom and to focus - Magnify at 1x, 2x, 4x and 8x zoom levels - Adjustable iPhone flash/torch for viewing in low-light situations. NOTE: Continued use of this feature may dramatically decrease battery life. - Use the front-facing camera so you can use BigMagnify as a magnified mirror
optaro
Read full descriptionHide full description
The optaro is the first combination app and camera/stand module for the iPhone that turns your smartphone into a digital reading aid that can assist you at home and on the move. The app allows you to operate the optaro camera and set all its functions individually according to your needs. Featured benefits include: - HIGH MAGNIFICATION RANGE: optaro provides you with variably adjustable, 3x to 15x magnification* – depending on iPhone model used. - OPTIMIZED IMAGE PROCESSING: Thanks to its exceptional imaging performance, optaro gives you a razor-sharp image at all times. - INTEGRATED LED ILLUMINATION: The optaro LED ensures perfect illumination and guarantees you a high-contrast image at all times. - CONTRAST-ENHANCING FALSE COLOR MODES: Choose between 14 different false color modes – from inverse color displays to individual color schemes – for a more comfortable reading experience. - OPTIONAL ORIENTATION GUIDES: You can also set a reading line or reading blinds for easier orientation when reading text. - TELL ME FUNCTION: Have a group of words read to you out loud. - PHOTO FUNCTION: Save important images with optaro’s photo function and store them on your iPhone. - LARGE FIELD OF VIEW: With a 41 mm field of view, optaro is perfect for your visual tasks at home and on the move. - INTUITIVE OPERATION: optaro is easy to learn and operate, with clearly recognizable on-screen icons. * the exact magnification depends on the size of the display of the smartphone used The optaro camera module is required to use the app.
Screenshots
Verdict
The clearest difference is in-app purchases: optaro at none against BigMagnify's 1. BigMagnify's advantage is update cadence (monthly vs every 3 months) and device support (3 vs 1). On price and ads 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. BigMagnify sells 1 one-off in-app purchase. optaro asks for nothing beyond the download.
BigMagnify ships an update monthly, optaro every 3 months. The most recent releases landed on October 6, 2026 and October 1, 2026 respectively.
| Parameter | BigMagnify | optaro |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (2.4K ratings) — better | — |
| Positive reviews | 73.9% of reviews | — |
| Number of ratings | 2.4K — better | — |
| Update frequency | Monthly — better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 10.3 — better | 16.0 |
| Further details — not scored | ||
| Size | 26 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | Dave Cheng | Eschenbach Optik GmbH |
Bugs and requests
BigMagnify
Reported bugs
2 issues- Frequent crashes
- App freezing/not opening
Requested features
4 requests- Autofocus feature
- Manual focus control
- Improved image stabilization
- Option to disable ads
optaro
Not enough reviews yet to summarise bugs or requests.
In-app purchases
BigMagnify
- Remove Ads$2.99
optaro
No in-app purchases









