Comparison

ProKnockOut vs Background Eraser

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

Head to head
About

ProKnockOut

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.

Highlights
  • One-click cutout
  • Batch cutout
  • Manual selection tools
  • Multi-layer composition
  • ID photo creation
  • Magic Eraser for object removal
  • 100+ filters and effects
Features
Read full description

ProKnockOut is an AI photo editor built for powerful cutouts, background removal, object erasing and creative photo editing. Create clean, professional images in just a few taps. BACKGROUND REMOVER • Remove backgrounds with one tap • Cut out people, products, animals and objects • Refine hair, fur and fine edges • Create transparent PNG images • Replace backgrounds with your own photos PHOTO CUTOUT & COMPOSITION • Make precise photo cutouts • Use Lasso, Eraser and other selection tools • Combine multiple images with layers • Create seamless photo compositions • Adjust and blend images with ease AI PHOTO TOOLS • AI photo editing • AI-powered creative effects • AI image generation • AI Expand for extending image backgrounds • AI product images for professional product scenes • AI restoration and colorization tools MAGIC ERASER • Remove unwanted objects and people • Clean up distractions from your photos • Restore the surrounding background naturally ID PHOTO • Create ID and passport-style photos • Change background colors • Choose from multiple photo sizes • Automatic cutout and photo adjustments CREATIVE PHOTO EDITING • 100+ filters and effects • 23 blend modes • Stickers, text and templates • Photo collages • Custom image sizes • Transparent PNG and JPG export Whether you are creating product images, social media content, ID photos or everyday edits, ProKnockOut gives you the tools to cut, edit, compose and perfect your photos. Privacy Policy: http://www.godimage.mobi/policy Terms of Use: http://www.godimage.mobi/terms

About

Background Eraser

Easily remove photo backgrounds with AI-powered tools. Create striking PNG images for products, avatars, or social media. Edit photos with advanced features like object removal and enhancement.

Highlights
  • Automatic background removal
  • AI background generator
  • Multiple cutout modes (Precise, Quick AI, Lasso, Shape)
  • AI photo enhancer
  • AI object removal
  • High-resolution PNG/JPG export
Features
Read full description

Background Eraser: the truly intuitive photo cutout & photo editor to automatically remove background of your photos with free AI tools. You can easily remove and edit photo background, or AI generates a new background, showcasing your products or photography works with striking PNG pictures. This photo editor app has been popular among 10M+ users: focus on photo cutout & no complex features, committed to becoming the most simple but powerful photo background remover app. Get high-quality photo cutout PNG images in seconds, and send them to WhatsApp or other social media platforms with one tap! With this amazing AI photo editing app, you can perfectly create: * Transparent PNG pictures * Product showcase PNGs for Amazon, Shopify, eBay… * Your own magical AI avatars * YouTube thumbnails, podcast covers * Holiday celebration & memorial cards * ID photo, business card * Stickers for WhatsApp # AI Background Generator - Create captivating visuals by generating a unique AI background specifically for your photo! - Describe with a few words, and let AI craft a tailored backdrop that fits the subject of your photo. # Multiple Cutout Modes - Precise Mode: get a pixel-level accurate cutout photo by the AI server. - Quick AI Mode: automatically cut out the object with one tap. - Lasso Mode: outline the object you want with a slide of your finger. - Shape Mode: flexibly cut out your photo into a square, rectangle, heart, circle or other shapes as you like! # Powerful AI Photo Editor - AI Enhancer: enhance blurry, pixelated, and old photos into HD quality. - AI Remove Objects: brush over the unwanted objects and they will be automatically removed. - Filters & Adjustments: level up your photos with multiple filters, brightness, contrast, saturation, and beyond! - All-in-one Editor: add texts, stickers, outline, shadow, opacity… # High-Resolution Photos - Different file formats to choose from: PNG or JPG. - Astonishing HD pictures: 1080P, 1920P, 2664P or 4096P. With Background Eraser, it’s like having an easy-to-use design studio right in your pocket! Download this app for free and create your own professional PNG images right away! If you have any problems or suggestions, please don’t hesitate to contact us at bgeraser@inshot.com. Subscription You can subscribe for unlimited access to all features! This purchase can only be used on the iOS system. Payment will be charged through the iTunes account at confirmation of purchase. Subscription auto-renews before the end of the current period, unless canceled at least 24 hours in advance. After purchase, you can manage your subscriptions and turn off auto-renewal by visiting Account Settings. Subscriptions canceled during the trial will not be charged. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Terms of Use: https://inshot.cc/website/collage/terms_of_use_ios.html Privacy Policy: https://inshot.cc/website/collage/bgeraser_policy_ios.html

Screenshots

ProKnockOut4 screens
Background Eraser4 screens

Verdict

The call

The clearest difference is rating: Background Eraser at 4.8 against ProKnockOut's 4.6. Background Eraser also leads on review sentiment (91% vs 73%). ProKnockOut's advantage is ratings volume (74K vs 4.7K) and device support (4 vs 2). On price, update cadence, ads and in-app purchases 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. ProKnockOut sells 11 in-app purchases, starting at $4.99 per 7 days and Background Eraser sells 4 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Background Eraser holds the better App Store score, 4.8 against 4.6. That said, the two scores are not equally well evidenced: ProKnockOut has 74K ratings behind it against 4.7K, so its average is the more settled of the two. Written reviews point the same way: 73% of ProKnockOut's written reviews are positive against 91% of Background Eraser's.

UpkeepUpdate frequency

ProKnockOut ships an update monthly, Background Eraser every 2 months. Both last shipped on October 22, 2026.

Scorecard5 real differences · 5 level
ProKnockOut versus Background Eraser: the parameters behind the verdict, then further details
ParameterProKnockOutBackground Eraser
PriceFreeFree
Rating4.6 (74K ratings)4.8 (4.7K ratings) — better
Positive reviews73.4% of reviews90.8% of reviews — better
Number of ratings74K — better4.7K
Update frequencyMonthly — betterEvery 2 months
AdsYesYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size218 MB61 MB
Age rating9+4+
DeveloperRETOUCH AI PTE. LTD.SHANTANU PTE. LTD.

Customer experience

ProKnockOut

All ratings74,041 ratings
Positive88.6%
Neutral4.5%
Negative7.0%
Written reviews955 reviews
Positive73.4%
Neutral5.0%
Negative21.6%

Background Eraser

All ratings4,566 ratings
Positive95.9%
Neutral2.1%
Negative2.0%
Written reviews282 reviews
Positive90.8%
Neutral2.1%
Negative7.1%

User reviews

ProKnockOut

From 74K App Store ratings

What we love

  • 🚀 Amazing features
  • 👍 User-friendly
  • 💡 Innovative AI tools
  • 🤩 Excellent photo editing capabilities

Room to improve

  • 🐛 Buggy updates
  • 💸 Expensive subscription
  • 🤔 Confusing UI changes
  • 🔍 Unreliable tool functionality

Background Eraser

From 4.7K App Store ratings

What we love

  • 🚀 Easy to use
  • 👍 Helpful for creating thumbnails and profile pictures
  • 🔥 Best background remover app
  • 💯 Excellent results
  • 🎨 Useful for artwork and editing

Room to improve

  • 🤖 AI background removal not always accurate
  • 💰 Too many ads
  • 🔒 Paid features required for some functionality

Bugs and requests

ProKnockOut

Reported bugs

4 issues
  • App crashes on launch
  • Saved drafts disappearing
  • AI tools not working as expected
  • Subscription issues and double charging

Requested features

4 requests
  • Undo button for editing
  • Improved transparency handling
  • More intuitive sticker/layer management
  • Better communication from developers

Background Eraser

Reported bugs

2 issues
  • Ad positioning issues
  • Difficulty updating the app

Requested features

3 requests
  • Improve AI background removal accuracy
  • Reduce ads or offer paid ad-free version
  • Add more editing tools and features

In-app purchases

11 purchases

ProKnockOut

Subscriptions7
  • Weekly VIP Membership3 Days trial$4.997 Days
  • Weekly VIP-Flash sale7 Days trial$4.997 Days
  • Monthly VIP Membership$5.991 Month
Show 4 more
  • Monthly VIP-Flash sale1 Month trial$5.991 Month
  • AI Membership-Weekly3 Days trial$9.997 Days
  • Semiannually VIP Membership14 Days trial$16.496 Months
  • Yearly VIP Membership14 Days trial$26.991 Year
One-time4
  • Save HD Image Once$0.99
  • Universal unlock 1 time$0.99
  • Save Pics In High Resolution$3.99
Show 1 more
  • Pro Bundle Pack$4.99
4 purchases

Background Eraser

Subscriptions3
  • Background Eraser Pro Monthly$8.991 Month
  • Background Eraser Pro (Offer)$12.991 Year
  • Background Eraser Pro Annually3 Days trial$12.991 Year
One-time1
  • Background Eraser Pro Lifetime$13.99

Questions

Is ProKnockOut free?
ProKnockOut is free to download, with in-app purchases available.
Is Background Eraser free?
Background Eraser is free to download, with in-app purchases available.
Which has better reviews, ProKnockOut or Background Eraser?
Background Eraser is rated higher. ProKnockOut averages 4.6 out of 5 from 74K ratings, while Background Eraser averages 4.8 from 4.7K ratings.
Do ProKnockOut or Background Eraser have ads?
Both ProKnockOut and Background Eraser show ads.
Which is updated more often, ProKnockOut or Background Eraser?
ProKnockOut ships an update monthly, and Background Eraser every 2 months. Most recently, ProKnockOut was updated on October 22, 2026 and Background Eraser on October 22, 2026.

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