Comparison

StellaIQ™ vs optaro

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

StellaIQ™

Features
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The StellaIQ Consumer app, paired with the StellaIQ RGB Smart Lamp, is a dynamic and innovative app that allows users to select presets that have been optimized for eye strain, common eye diseases, and NoIR filters, allowing the user to improve visual performance. Red, green, and blue (RGB) sliders allow the lamp to be calibrated to each specific individual now and as their eyes age. The ability to save your five favorite colors in the app provides easy 1-touch lamp operation.

About

optaro

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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

StellaIQ™4 screens
optaro4 screens

Verdict

The call

The clearest difference is update cadence: optaro at every 3 months against StellaIQ™'s every 6 months. StellaIQ™'s advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

StellaIQ™ ships an update every 6 months, optaro every 3 months. The most recent releases landed on October 4, 2026 and October 17, 2026 respectively.

Scorecard2 real differences · 4 level
StellaIQ™ versus optaro: the parameters behind the verdict, then further details
ParameterStellaIQ™optaro
PriceFreeFree
Update frequencyEvery 6 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better16.0
Further details — not scored
Size10 MB54 MB
Age rating4+4+
DeveloperStella Lighting IncEschenbach Optik GmbH

In-app purchases

None

StellaIQ™

No in-app purchases

None

optaro

No in-app purchases

Questions

Is StellaIQ™ free?
StellaIQ™ is free to download, with no in-app purchases.
Is optaro free?
optaro is free to download, with no in-app purchases.
Do StellaIQ™ or optaro have ads?
Neither StellaIQ™ nor optaro shows ads.
Which is updated more often, StellaIQ™ or optaro?
StellaIQ™ ships an update every 6 months, and optaro every 3 months. Most recently, StellaIQ™ was updated on October 4, 2026 and optaro on October 17, 2026.

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