Comparison

Image Stack vs Photo Compressor & Image Size

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

Head to head
About

Image Stack

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.

Highlights
  • Batch image conversion
  • Apply multiple presets
  • Rename files
  • Resize images
  • Add overlays/watermarks
  • Adjust quality and metadata
  • iCloud preset sync
Features
Read full description

Image Stack converts images using presets to change formats, resize, rename, and more—whether you’re processing one image or thousands, everything is ready with just a few taps. KEY FEATURES • Batch convert images into modern formats • Apply one or more presets to avoid repetitive work • Rename files with prefixes, suffixes, or replacements • Resize images to match your requirements • Add overlays such as watermarks • Adjustable quality and metadata options • Drag-and-drop simplicity • Presets sync via iCloud for all your devices • Ultra-fast processing • Works on both macOS and iOS and iPadOS IDEAL FOR • Photographers organizing shoots • Designers exporting assets • Content creators preparing media • Anyone converting or renaming small or large image sets Image Stack is free to download and use. You can work with the app for as long as you like. 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. The purchase is valid across all versions of Image Stack, including Mac, iPhone, and iPad. Is there any feature you are missing? Let me know!

About

Photo Compressor & Image Size

Features
Read full description

Photo Compressor shrinks your photos to a fraction of their size — without any visible loss of quality. Compress photos, reduce image size, and free up gigabytes of storage space in seconds. Running out of space? Need to reduce photo size for an email, a form upload, or a website? Photo Compressor is the fast, private, no-nonsense photo compressor and image size reducer you've been looking for. WHY PEOPLE LOVE PHOTO COMPRESSOR • No ads. Ever. — no interruptions, no full-screen banners, nothing between you and your photos • No subscription — Pro is a simple one-time purchase, yours forever • 100% on-device — your photos never leave your iPhone or iPad • Your library stays in order — capture dates, locations and captions are preserved, so compressed photos keep their place in your timeline COMPRESS PHOTOS YOUR WAY • Quality mode — pick Low, Medium or High, or fine-tune with a slider and a live size estimate • Target size mode (Pro) — compress image size to an exact KB or MB, perfect for upload limits • Resize images — scale photos to preset or custom pixel dimensions, never cropped • Convert formats — HEIC to JPG, JPEG, PNG (with transparency) or keep the original format • Before & after preview — zoom in and compare quality before you commit BUILT FOR BIG JOBS • Batch compress photos — select hundreds at once with Pro • Find largest photos (Pro) — instantly surface the biggest space hogs in your library, sorted by size • Verified results — see real file sizes for every photo, saved to a tidy "Compressed" album • Delete originals in one tap and reclaim your storage space PRIVATE & TRUSTWORTHY • Uses the iOS photo picker — no full library access needed to compress • Optional metadata stripping for when you want to share photos without EXIF or GPS data • Clear, honest results — the app never claims savings it didn't verify Whether you need a photo compressor to save storage space, an image size reducer for email attachments, a HEIC to JPG converter, or a batch image resizer for work — Photo Compressor does it quickly, privately and reliably. Download Photo Compressor today and free up space without deleting a single memory. Questions or ideas? Email trcoappsteam@gmail.com — I'm one developer and I read everything. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://trcoapps.com/privacy

Screenshots

Image Stack4 screens
Photo Compressor & Image Size4 screens

Verdict

The call

Image Stack and Photo Compressor & Image Size are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Image Stack sells 1 one-off in-app purchase and Photo Compressor & Image Size sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ScorecardNo meaningful differences
Image Stack versus Photo Compressor & Image Size: the parameters behind the verdict, then further details
ParameterImage StackPhoto Compressor & Image Size
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyMonthly—
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS18.017.6 — better
Further details — not scored
Size13 MB2 MB
Age rating4+4+
DeveloperDaniel WittTimothy Richardson

In-app purchases

1 purchases

Image Stack

One-time1
  • Full Version$9.99
1 purchases

Photo Compressor & Image Size

One-time1
  • Pro Forever$9.99

Questions

Is Image Stack free?
Image Stack is free to download, with in-app purchases available.
Is Photo Compressor & Image Size free?
Photo Compressor & Image Size is free to download, with in-app purchases available.
Do Image Stack or Photo Compressor & Image Size have ads?
Neither Image Stack nor Photo Compressor & Image Size shows ads.

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