Comparison

TwinViewer vs Background Remover

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

Head to head
About

TwinViewer

View and compare two photo albums side-by-side. This app allows you to pick the best shots, delete unwanted ones, create combined images, and access detailed EXIF data. It offers intuitive gestures for navigation and zooming.

Highlights
  • Dual-screen photo viewing
  • Side-by-side photo comparison
  • Create combined images
  • View EXIF data
  • Zoom and swipe navigation
  • Sync/Async viewer modes
Features
Read full description

TwinViewer is a dual-screen photo viewer application. You can view two different albums simultaneously, compare two photos side by side, pick a better shot, or leave one and delete another. This is more than just a viewer. You can also create side-by-side combined images, get the detailed EXIF data, etc. ----- HOW TO USE ----- - Swipe left/right to browse next/previous photo. - Pinch open/close with two fingers to zoom in/out. - Double tap either one to display in full-screen mode. - Sync/Async button to switch the sync mode between two viewers. - Swap button to switch two viewers. - Grid Lines button to show/hide grid liens. - EXIF Data button to show/hide data such as image size or shooting date. - Snapshot button to created and share side-by-side images. * Please note that this application can be downloaded for free, but in-app purchase is required to use all functions.

About

Background Remover

Features
Read full description

A simple background editing app that automatically detects people and objects, making it easy to remove and customize photo backgrounds. Simply choose an image from your Photo Library, Files, or Camera, and the app will automatically make the background transparent. In addition to removing the background, you can replace it with a color or another image, or apply effects such as blur and mosaic. Whether you want to cut out a person, remove the background from a product photo, change the background to white or another color, or blur only the background, simply select an image and start editing. You can also fine-tune the automatic cutout using a brush. Erase additional unwanted areas or restore parts that were removed by mistake, giving you more control over the final result. ● MAIN FEATURES 【Automatic Background Removal】 ・Automatically detects people and objects ・Automatically makes the area outside the subject transparent ・Supports photos containing multiple people or objects ・Create images with transparent backgrounds ・Quickly switch between the original image and edited result 【Customize the Background】 ・Make the background transparent ・Set any color as the background ・Use a photo or image as a new background ・Choose a background image from your Photo Library ・Import a background image from the Files app ・Remove or replace the selected background image 【Background Effects】 ・Background blur ・Horizontal motion blur ・Vertical motion blur ・Diagonal motion blur ・Zoom blur ・Monochrome ・Noir ・Sepia ・Mosaic ・Crystal effect ・Poster effect ・Halftone ・Comic effect ・Sketch effect ・Edge effect ・Hue-shift effects ・Crosshatch and other effects 【Fine-Tune with a Brush】 ・Manually adjust the automatic background removal result ・Erase additional unwanted areas ・Restore areas that were removed by mistake ・Adjust brush size ・Undo and redo edits ・Pinch to zoom in and out ・Use two fingers to move the image while editing fine details 【Invert Subject and Background】 ・Normally makes the background transparent ・Invert the selection to make the subject transparent instead ・Create cutout-style effects using the subject area ・Switch which area becomes transparent depending on your needs 【Choose from Photos, Files, or Camera】 ・Browse images from your Photo Library ・Switch between albums to find photos ・Import images from the Files app ・Take a new photo with the Camera ・Zoom and crop photos after taking them before editing 【Save & Share】 ・Save edited images to your Photo Library ・Save PNG images while preserving transparency ・Share via AirDrop, Mail, Messages, and more ・Export to the Files app and other apps using the share menu 【Simple and Easy-to-Use Editor】 ・Compare the original image and edited result with one tap ・Choose from Transparent, Filter, Color, or Image backgrounds ・Preview filters with thumbnails before applying them 【No Login or Registration Required】 ・Start using the app immediately without creating an account ・Background removal and image editing are processed directly on your device ・Edit your photos without uploading them to an external server From transparent backgrounds, background removal, and photo cutouts to background colors, image replacement, blur, mosaic, and other effects, you can handle a wide range of background editing in one simple app. Perfect for people, product photos, profile pictures, social media images, and many other types of photos. A simple and convenient background editor for everyday image editing.

Screenshots

TwinViewer4 screens
Background Remover4 screens

Verdict

The call

The clearest difference is in-app purchases: Background Remover at none against TwinViewer's 1. Background Remover also leads on update cadence (every 3 days vs every 5 weeks). TwinViewer's advantage is ads (none vs shown). On price, 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

Both are free to download. TwinViewer sells 1 one-off in-app purchase. Background Remover asks for nothing beyond the download.

UpkeepUpdate frequency

TwinViewer ships an update every 5 weeks, Background Remover every 3 days. The most recent releases landed on October 23, 2026 and October 22, 2026 respectively.

Scorecard3 real differences · 7 level
TwinViewer versus Background Remover: the parameters behind the verdict, then further details
ParameterTwinViewerBackground Remover
PriceFreeFree
Rating4.0 (24 ratings) — better—
Positive reviews64.0% of reviews—
Number of ratings24 — better—
Update frequencyEvery 5 weeksEvery 3 days — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.0 — better17.6
Further details — not scored
Size1 MB13 MB
Age rating4+4+
DeveloperMasako SakanashiMITSUKO MARGOT KUBOTA ONO

In-app purchases

1 purchases

TwinViewer

One-time1
  • Full Version$4.99
None

Background Remover

No in-app purchases

Questions

Is TwinViewer free?
TwinViewer is free to download, with in-app purchases available.
Is Background Remover free?
Background Remover is free to download, with no in-app purchases.
Do TwinViewer or Background Remover have ads?
Background Remover shows ads; TwinViewer does not.
Which is updated more often, TwinViewer or Background Remover?
TwinViewer ships an update every 5 weeks, and Background Remover every 3 days. Most recently, TwinViewer was updated on October 23, 2026 and Background Remover on October 22, 2026.

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