Comparison

Duotone Image Effect vs SpectrAI

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

Head to head
About

Duotone Image Effect

Features
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Transform your photos with artistic two-color gradients. Turn ordinary pictures into bold, modern art in just one tap. Create retro moods, cinematic looks, or dreamy tones. Perfect for social media posts and creative photo designs. Choose a photo, pick your favorite colors, and save. Make every photo unique with Duotone Image Effect.

About

SpectrAI

Features
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Transform your photos into stunning duotone masterpieces with SpectrAI, the AI-powered photo editor designed for creators who want their images to stand out. Signature Duotone Aesthetic Experience the beauty of duotone photography with our curated collection of filters. From classic black and white to our signature black and gold, every filter is crafted to give your photos a distinctive, professional look. AI-Enhanced Editing Our intelligent AI enhancement analyzes your photos and optimizes them for the perfect duotone effect. No manual adjustments neededβ€”just tap and transform. 360Β° Dyptych Camera Capture the complete picture. Our innovative dyptych mode uses both front and back cameras simultaneously, creating a stunning split-screen composition that tells your story from every angle. Create Your Signature Look Fine-tune every detail with precision controls: β€’ Overall intensity adjustment β€’ Shadow depth control β€’ Midtone balance β€’ Highlight refinement Save your custom combinations as presets and apply your signature style to any photo with a single tap. Features at a Glance β€’ AI-powered duotone filters β€’ 360Β° front + back camera dyptych β€’ Custom filter presets β€’ Advanced intensity controls β€’ Multiple aspect ratios (1:1, 4:3, 5:7, 16:9, 3:2) β€’ Zoom controls (0.5x to 3x) β€’ Instant sharing Whether you're a professional photographer or just love taking photos, SpectrAI gives you the tools to create images that capture attention. Download SpectrAI today and discover a new way to see the world.

Screenshots

Duotone Image Effect4 screens
SpectrAI3 screens

Verdict

The call

The clearest difference is ads: SpectrAI at none against Duotone Image Effect's shown. SpectrAI also leads on update cadence (weekly vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

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

UpkeepUpdate frequency

Duotone Image Effect ships an update every 2 months, SpectrAI weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard2 real differences Β· 4 level
Duotone Image Effect versus SpectrAI: the parameters behind the verdict, then further details
ParameterDuotone Image EffectSpectrAI
PriceFreeFree
Update frequencyEvery 2 monthsWeekly β€” better
AdsYesNo β€” better
In-app purchasesNoNo
DevicesiPhone, iPad, iPod β€” betteriPhone, iPod
Requires iOS15.615.1 β€” better
Further details β€” not scored
Size18 MB38 MB
Age rating4+4+
DeveloperRyouhei AzumaJames Campbell

In-app purchases

None

Duotone Image Effect

No in-app purchases

None

SpectrAI

No in-app purchases

Questions

Is Duotone Image Effect free?
Duotone Image Effect is free to download, with no in-app purchases.
Is SpectrAI free?
SpectrAI is free to download, with no in-app purchases.
Do Duotone Image Effect or SpectrAI have ads?
Duotone Image Effect shows ads; SpectrAI does not.
Which is updated more often, Duotone Image Effect or SpectrAI?
Duotone Image Effect ships an update every 2 months, and SpectrAI weekly. Most recently, Duotone Image Effect was updated on October 30, 2026 and SpectrAI on October 31, 2026.

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