Comparison

Perfect Green Screen vs Double Exposure Effect

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

Head to head
About

Perfect Green Screen

This app is a lighting tool designed to help filmmakers achieve optimal illumination for their green screens. It provides visual guidance with gray band overlays to identify and correct uneven lighting, ensuring better chroma keying in post-production.

Highlights
  • Adjustable gray band overlays
  • Visual luminance variation feedback
  • Exposure and focus control
  • Guides for optimal green screen illumination
  • Supports 2-50 gray bands
Features
Read full description

Important Note:
 This app does not currently remove or key out green screens. It is a lighting tool created to help filmmakers properly illuminate their green screens for optimal chroma keying during post-production. Green screen removal is a planned feature for a future update, but it is not available in the current version. Please do not purchase this app expecting keying or background removal functionality at this time. Perfect Green Screen – Light It Right, Every Time Achieve flawless green screen lighting with ease. Perfect Green Screen is an essential tool for filmmakers aiming to master chroma keying by ensuring their green screens are lit to perfection. This app visually guides you through the process, helping you identify and correct uneven lighting using intuitive gray band overlays. Key Features: 1. Adjustable Precision
Choose your desired level of detail by selecting between 2 and 50 gray bands. For most use cases, 9–10 bands provide an ideal starting point.
 2. Visual Feedback
The processed preview displays a gradient of gray bands representing luminance variation. If more than three bands are visible, your lighting likely needs improvement for an optimal key. Think of it like zebras—only smarter and tailored for green screen work.
 3. Exposure & Focus Control
Lock both exposure and focus to ensure consistent results throughout your shoot.
 A Must-Have Tool for Filmmakers
While the app doesn’t perform chroma keying itself, it empowers you to light your green screen like a pro—making post-production faster and cleaner. Simplify your workflow and elevate your results with Perfect Green Screen.

About

Double Exposure Effect

Blend two images together to create unique and artistic compositions. Select photos from your library or take new ones, then merge them to craft captivating visuals that blend emotions, landscapes, and memories.

Highlights
  • Blend two images
  • Select photos from library
  • Capture new photos with camera
  • Create artistic compositions
  • Merge emotions and landscapes
Features
Read full description

Introducing "Double Exposure Effect" – because life is too simple for just one image. Channel your inner Valerie Belin and blend two worlds into one mesmerizing masterpiece. Select photos from your library or snap a new one with the camera, then let the magic unfold. Merge emotions, landscapes, and memories with the Double Exposure effect, creating captivating compositions that even reality would envy. It's not just an app; it's a rendezvous with artistry. Embrace the complexity; capture the essence.

Screenshots

Perfect Green Screen4 screens
Double Exposure Effect4 screens

Verdict

The call

The clearest difference is review sentiment: Double Exposure Effect at 100% against Perfect Green Screen's 33%. Double Exposure Effect also leads on price (Free vs $4.99) and update cadence (every 5 days vs every 36 months). Perfect Green Screen's advantage is chart position (#195 vs unranked). On ads, in-app purchases, device support 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

Double Exposure Effect is free to download; Perfect Green Screen costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Perfect Green Screen ships an update every 36 months, Double Exposure Effect every 5 days. The most recent releases landed on July 7, 2026 and September 3, 2026 respectively.

Scorecard5 real differences · 6 level
Perfect Green Screen versus Double Exposure Effect: the parameters behind the verdict, then further details
ParameterPerfect Green ScreenDouble Exposure Effect
Price$4.99Free — better
Rating4.5 (19 ratings) — better
Positive reviews33.3% of reviews100.0% of reviews — better
Number of ratings19 — better
Update frequencyEvery 36 monthsEvery 5 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidFree — better
Best chart rank#195 — better
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.0 — better
Further details — not scored
Size10 MB5 MB
Age rating4+4+
DeveloperIndie Film Gear LLCAndrey Banshchikov

Customer experience

Perfect Green Screen

Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Double Exposure Effect

All ratings19 ratings
Positive84.2%
Neutral5.3%
Negative10.5%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Perfect Green Screen

No in-app purchases

None

Double Exposure Effect

No in-app purchases

Questions

Is Perfect Green Screen free?
Perfect Green Screen costs $4.99, with no in-app purchases.
Is Double Exposure Effect free?
Double Exposure Effect is free to download, with no in-app purchases.
Do Perfect Green Screen or Double Exposure Effect have ads?
Neither Perfect Green Screen nor Double Exposure Effect shows ads.
Which is updated more often, Perfect Green Screen or Double Exposure Effect?
Perfect Green Screen ships an update every 36 months, and Double Exposure Effect every 5 days. Most recently, Perfect Green Screen was updated on July 7, 2026 and Double Exposure Effect on September 3, 2026.

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