Comparison

Duotone Image Effect vs PrismSplit

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

Head to head

Duotone Image Effect

Stylish Two-Color Filter

Vertical/Horizontal Split

Free

📷 Photo & Video

No ratingsView app →

About

Duotone Image Effect

Features

Read full description

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

PrismSplit

Features

Read full description

Split your photos and apply different colors and filters to each section. Create artistic images, aesthetic edits, and social-ready photo compositions with ease.

Screenshots

Duotone Image Effect4 screens

PrismSplit4 screens

Verdict

The call

The clearest difference is in-app purchases: Duotone Image Effect at none against PrismSplit's 1. PrismSplit's advantage is update cadence (fortnightly vs every 2 months) and iOS requirement (12.0 vs 15.6). On price, ads and device support 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. PrismSplit sells 1 one-off in-app purchase. Duotone Image Effect asks for nothing beyond the download.

UpkeepUpdate frequency

Duotone Image Effect ships an update every 2 months, PrismSplit fortnightly. Both last shipped on September 19, 2026.

Scorecard3 real differences · 3 level

Duotone Image Effect versus PrismSplit: the parameters behind the verdict, then further details
Parameter	Duotone Image Effect	PrismSplit
Price	Free	Free
Update frequency	Every 2 months	Fortnightly — better
Ads	Yes	Yes
In-app purchases	No — better	Yes
Devices	iPhone, iPad, iPod — better	iPhone, iPod
Requires iOS	15.6	12.0 — better
Further details — not scored
Size	18 MB	38 MB
Age rating	4+	4+
Developer	Ryouhei Azuma	Hiro Suzuki

In-app purchases

None

Duotone Image Effect

No in-app purchases

1 purchases

PrismSplit

One-time1

Pro Version (One-time purchase)$2.99

Questions

Is Duotone Image Effect free?

Duotone Image Effect is free to download, with no in-app purchases.

Is PrismSplit free?

PrismSplit is free to download, with in-app purchases available.

Do Duotone Image Effect or PrismSplit have ads?

Both Duotone Image Effect and PrismSplit show ads.

Which is updated more often, Duotone Image Effect or PrismSplit?

Duotone Image Effect ships an update every 2 months, and PrismSplit fortnightly. Most recently, Duotone Image Effect was updated on September 19, 2026 and PrismSplit on September 19, 2026.