Comparison

ProKnockOut vs Erase Background

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

Erase Background

Effortlessly remove or replace photo backgrounds with a single tap. Enhance your images with editing tools and customizable templates for professional results. Perfect for content creators, social media users, and product showcases.

Highlights
  • One-tap background removal
  • Customizable templates
  • Import or snap photos
  • Lightweight photo editor
  • Custom backgrounds
  • High-resolution export
Features
Read full description

Messy backgrounds? Not anymore. Say goodbye to distracting clutter and hello to clean, professional photos - all from your phone. With our smart Background Eraser, you can remove or replace any background in seconds. Whether you're creating content, editing profile pics, or building a product catalog - it’s fast, simple, and stunning. Key features include: One-Tap Background Remover - Erase backgrounds instantly and make them transparent or swap in any scene you like - no skills needed. Customizable Templates - Choose from a wide selection of ready-made templates to speed up your creative process. Import or Snap a Photo - Upload from your gallery or take a new picture right in the app. Lightweight Photo Editor - Crop, adjust brightness, contrast, and more - polish your photos in seconds. Custom Backgrounds - Add solid colors, blur effects, or import your own images to create the perfect look. High-Resolution Export & Sharing - Save the final image in full quality or share it directly on social media. Fast & Intuitive Experience - No complicated menus. Just import, tap, edit, and go. SUBSCRIPTION TERMS Premium Subscription Includes: • Unlimited background removals • High-quality image processing • After 2 free background removals, Premium is required. • Payment is charged to your iTunes Account at purchase and renews automatically unless canceled at least 24 hours before the end of the period. • Manage subscriptions in your iTunes Account settings. • Pricing may vary by region. • Unused free trial time is forfeited upon subscription purchase. Privacy Policy: https://it-cheafs.org/privacy Terms of Use: https://it-cheafs.org/terms

Screenshots

ProKnockOut4 screens
Erase Background4 screens

Verdict

The call

The clearest difference is rating: ProKnockOut at 4.6 against Erase Background's 1.0. ProKnockOut also leads on ratings volume (74K vs 1) 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 Erase Background sells 2 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

ProKnockOut holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: ProKnockOut has 74K ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

ProKnockOut ships an update monthly, Erase Background every 5 weeks. The most recent releases landed on October 28, 2026 and October 9, 2026 respectively.

Scorecard4 real differences · 6 level
ProKnockOut versus Erase Background: the parameters behind the verdict, then further details
ParameterProKnockOutErase Background
PriceFreeFree
Rating4.6 (74K ratings) — better1.0 (1 ratings)
Positive reviews73.3% of reviews—
Number of ratings74K — better1
Update frequencyMonthly — betterEvery 5 weeks
AdsYesYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size218 MB201 MB
Age rating9+4+
DeveloperRETOUCH AI PTE. LTD.Anton Dranitski

Customer experience

ProKnockOut

All ratings74,041 ratings
Positive88.6%
Neutral4.5%
Negative7.0%
Written reviews956 reviews
Positive73.3%
Neutral5.0%
Negative21.7%

Erase Background

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%

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

Erase Background

Not enough reviews yet to summarise bugs or requests.

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
2 purchases

Erase Background

Subscriptions2
  • Eraser's Premium Access$1.997 Days
  • Eraser's Premium Access$49.991 Year

Questions

Is ProKnockOut free?
ProKnockOut is free to download, with in-app purchases available.
Is Erase Background free?
Erase Background is free to download, with in-app purchases available.
Which has better reviews, ProKnockOut or Erase Background?
ProKnockOut is rated higher. ProKnockOut averages 4.6 out of 5 from 74K ratings, while Erase Background averages 1.0 from 1 ratings.
Do ProKnockOut or Erase Background have ads?
Both ProKnockOut and Erase Background show ads.
Which is updated more often, ProKnockOut or Erase Background?
ProKnockOut ships an update monthly, and Erase Background every 5 weeks. Most recently, ProKnockOut was updated on October 28, 2026 and Erase Background on October 9, 2026.

Other comparisons