Best Image Stacking App

0+ iOS apps curated and reviewed

4.1 avg rating
17 free apps
Updated June 2026

From beginner-friendly picks to power-user tools, our image stacking app list covers 0+ iPhone apps updated through June 2026. Compare ratings, prices, and screenshots in one place.

Compare top Image Stacking App (June 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Image StackImage StackFreeNoYesAug 2026
2RoboTou StackerRoboTou StackerFree5.0★ (1)NoYesJun 2026
3Astro Stacker: Star ImagesAstro Stacker: Star ImagesFree1.0★ (1)NoYesAug 2026
4Star StackerStar Stacker$3.994.3★ (95)NoNoAug 2026
5Image BlenderImage Blender$3.994.9★ (3.4K)NoNoAug 2026
6ProKnockOut-Cut Paste PhotosProKnockOut-Cut Paste PhotosFree4.6★ (74K)YesYesAug 2026
7Easy Photo MergeEasy Photo MergeFree4.5★ (520)YesYesAug 2026
8Mixoo:Pic Collage&Grid MakerMixoo:Pic Collage&Grid MakerFree4.7★ (7K)YesYesAug 2026

Top Picks for Image Stacking App

Image Stack#1

Image Stack by Daniel Witt

Batch convert, resize, rename
Editor's Choice
📷 Photo & Video
0.0(0 ratings)
FreeIn-App Purchases
Image Stack screenshot 1
Image Stack screenshot 2
Image Stack screenshot 3
Image Stack screenshot 4
Image Stack screenshot 5

This app streamlines image processing by allowing batch conversion, resizing, and renaming. Apply presets, add watermarks, and adjust quality settings with ease. It's designed for efficient handling of multiple images across devices.

RoboTou Stacker#2

RoboTou Stacker by RoboTou Pictures (Shenzhen) Co., Ltd

On-device image stacking
Strong Contender
📷 Photo & Video
5.0(1 ratings)
FreeIn-App Purchases
RoboTou Stacker screenshot 1
RoboTou Stacker screenshot 2
RoboTou Stacker screenshot 3
RoboTou Stacker screenshot 4
RoboTou Stacker screenshot 5

Combine multiple photos directly on your device for enhanced results. This app offers automatic masking and alignment for various photography needs, including starry skies and light trails. Process your images locally without needing an account or cloud sync.

Astro Stacker: Star Images#3

Astro Stacker: Star Images by Ahmed Al-Mahmud

Stack Images, Reveal Stars
Worth Considering
📷 Photo & Video
1.0(1 ratings)
FreeIn-App Purchases
Astro Stacker: Star Images screenshot 1
Astro Stacker: Star Images screenshot 2
Astro Stacker: Star Images screenshot 3
Astro Stacker: Star Images screenshot 4

Transform your smartphone into a powerful astrophotography tool. This app uses advanced algorithms to combine multiple night sky photos, reducing noise and revealing hidden celestial details for professional-quality results.

More Image Stacking App apps to explore

4
Star Stacker
Star Stacker
Star Stacker
Create star trail images
$3.99

Create stunning star trail images and time-lapse videos from sequences of night sky photos. Offers various effects like full trails, faded trails, shooting stars, and warp mode. Supports importing photos from your device's gallery.

Create star trail imagesGenerate time-lapse videosFull trails effect
📷 Photo & Video
(95)
free
5
Image Blender
Image Blender
Image Blender
Mix and combine images.
$3.99

Easily combine multiple photos into a single image using masks and various blend modes. Create unique visual effects, add textures, or even watermark your creations with this intuitive tool.

Image blendingMasking toolsMultiple blend modes
📷 Photo & Video
(3.4K)
paid
6
ProKnockOut-Cut Paste Photos
ProKnockOut-Cut Paste Photos
ProKnockOut-Cut Paste Photos
AI Background Eraser&Png Maker
Free

Effortlessly remove backgrounds from photos with AI-powered tools. Create collages, ID photos, and edit images with multi-layer synthesis and a variety of filters and effects. Easily erase unwanted objects and refine details for professional-looking results.

One-click cutoutBatch cutoutManual selection tools
📷 Photo & Video
(74K)
freemium
7
Easy Photo Merge
Easy Photo Merge
Easy Photo Merge
by YUIK
Free

Combine multiple photos into a single image with ease. This application offers features for creating mosaics, blurring images, and merging a large number of photos horizontally or vertically.

Combine multiple photosCreate image mosaicsBlur images
📷 Photo & Video
(520)
free with in-app purchases
8
Mixoo:Pic Collage&Grid Maker
Mixoo:Pic Collage&Grid Maker
Mixoo:Pic Collage&Grid Maker
Photo Poster,Frame,Layout
Free

Create stunning photo collages and edit your pictures with a wide array of layouts, effects, and tools. Enhance your photos with filters, stickers, and text for a unique look. Share your creations easily.

1000+ layouts and post templatesPhotoSplit for Instagram gridsFreestyle collage creation
📷 Photo & Video
(7K)
free with in-app purchases
9
RabbitBox - Image Organizer
RabbitBox - Image Organizer
RabbitBox - Image Organizer
The Best Image Organizer
Free

Organize your digital image library with powerful tagging, web downloading, and duplicate detection. Manage illustrations, screenshots, and reference materials efficiently with offline access and flexible search options.

Hierarchical tagging systemIntegrated web downloaderDuplicate and similar image detection
🔧 Utilities
(5)
free with in-app purchases
10
Piczoo-Photo Edit,Pic Collage
Piczoo-Photo Edit,Pic Collage
Piczoo-Photo Edit,Pic Collage
Filters, Fonts, Story Layout
Free

This app is an all-in-one photo editor and collage maker. It offers a wide range of filters, effects, stickers, and fonts to enhance your photos. Easily create stunning collages and resize images for social media without cropping.

Photo filters and effectsCollage maker with layout templatesStickers and fonts
📷 Photo & Video
(10K)
free with in-app purchases
11
Resize Image
Resize Image
Resize Image
by Jason Pan
Free

Easily resize your photos with a clean interface. Quickly edit images and share them directly to social media platforms. Optimized for the latest iPhone technology for a seamless editing experience.

Image resizingUser-friendly interfaceSocial media sharing
📷 Photo & Video
(144)
free with in-app purchases
12
Photo Collage - Collageable
Photo Collage - Collageable
Photo Collage - Collageable
Frames, Grid & Picture Layout
Free

Easily create stunning photo collages with a wide variety of templates, layouts, and editing tools. Enhance your pictures with text, stickers, doodles, and AI-powered filters. Perfect for personal memories or professional designs.

Hundreds of collage templates and layoutsFreestyle collage creationAI styles and filters
📷 Photo & Video
(509K)
freemium
13
Photo Collage Maker: PicMerger
Photo Collage Maker: PicMerger
Photo Collage Maker: PicMerger
Make Collages & Stitch Photos
Free

Easily create stunning photo collages and stitch multiple images together. Add text, stickers, and customize borders to make your photos unique. Perfect for social media posts or organizing screenshots.

Create photo collagesStitch photos togetherAdd text and emojis
📷 Photo & Video
(4.3K)
free with in-app purchases
14
Pixelmator Classic iOS
Pixelmator Classic iOS
Pixelmator Classic iOS
Design, paint, retouch
$9.99

A powerful, layer-based image editor for iOS and iPadOS. Create designs, paint, sketch, and retouch photos with a wide range of tools and effects. Optimized for the latest iOS features, it allows for detailed image manipulation and composition.

Layer-based image editingDesign creation with shapes and textPainting and sketching tools
📷 Photo & Video
(1.2K)
paid
15
PIP camera  two image into one
PIP camera  two image into one
PIP camera two image into one
Make two images into one image
Free

Easily combine two photos into a single creative image with real-time effects. This app allows you to load images from your camera roll or take new ones, then export your creations via email or save them to your device.

Combine two imagesReal-time creative effectsLoad images from camera roll
📷 Photo & Video
(11)
free with in-app purchases
16
Blend Double Exposure Photo.s
Blend Double Exposure Photo.s
Blend Double Exposure Photo.s
Picture.s Merge.r + Combine.r
Free

Combine images to create stunning double exposure effects with various blend modes and editing tools. Enhance your photos with filters and shapes for unique artistic masterpieces.

Double exposure effectImage blending22 blend modes
📷 Photo & Video
(903)
free with in-app purchases
17
QuickFlip
QuickFlip
QuickFlip
with just one finger
Free

Easily flip or mirror your photos with a single finger swipe. This intuitive application also offers quick resizing and the ability to create combined mirrored images.

Flip/mirror images with one finger swipeRotate imagesSave edited photos
📷 Photo & Video
(542)
free with in-app purchases
18
image.canon
image.canon
image.canon
Cloud service for Canon camera
Free

This cloud service simplifies your photo and video workflow by automatically uploading content from compatible Canon cameras. Access your original files and thumbnails from any device, sort them automatically, and forward them to other cloud storage or editing services.

Seamless original quality uploadsAutomatic image sortingForward to third-party services
📷 Photo & Video
(315)
free
19
Split Camera - Mirror Pic Crop
Split Camera - Mirror Pic Crop
Split Camera - Mirror Pic Crop
Photogrid Effects Picsart Lens
Free

Create unique photo collages and special effects by dividing your camera into multiple sections. Blend or contrast images, import from your camera roll, and apply various filters and adjustments.

Multiple camera layoutsImage blending and collage23 filter effects
💼 Business
(7.4K)
free with in-app purchases
20
Pic Blender Photo Editor
Pic Blender Photo Editor
Pic Blender Photo Editor
Double Exposure & Pic Blend
Free

Easily create stunning double exposure and graphic design images. Mix photos with a variety of blend modes, access a vast library of foreground images, and utilize intuitive masking tools. Enhance your creations with exclusive presets and over 200 blend effects.

12 Blend Modes400+ Foreground ImagesIntuitive Masking Tool
📷 Photo & Video
(823)
free with in-app purchases

FAQ about Image Stacking App

Are there free image stacking app for iPhone?
Yes — 17 of the top image stacking app we rank are free to download, including Image Stack and RoboTou Stacker.
Image Stack has no ads and offers in-app purchases, according to its App Store listing as of June 2026.
Image Stack is used for batch processing images. It allows you to convert formats, resize, rename files, and add watermarks to multiple photos simultaneously, saving you time on repetitive tasks.
To unlock the full experience and remove trial limits, such as the daily image limit, you can activate the full version with a one-time in-app purchase. This purchase is valid across all your devices.