Karma Decay

What is Karma Decay?

Karma Decay searches Reddit using reverse image matching to find when an image was previously posted across subreddits. It helps identify reposts, verify original content, and detect duplicate image submissions, making it valuable for moderators and users concerned with content originality.

Key Features

• Reverse Image Search: Submit an image to find all Reddit posts containing it
• Cross-subreddit Search: Discover reposts across all subreddits
• Duplicate Detection: Identify when images have been posted multiple times
• Original Post Finder: Track where an image was originally posted

Pricing

Karma Decay is completely free with no registration or premium tiers.

Who Is Karma Decay Best For?

Karma Decay is essential for Reddit moderators managing community content and users concerned with detecting reposts. It's valuable for content creators protecting their work and community members maintaining discussion quality.

Pros and Cons

Pros

• Completely free for unlimited searches
• Effective at finding exact and near-exact image matches
• Cross-subreddit search capability spans entire Reddit
• Useful for moderators preventing content duplication

Cons

• May not be actively maintained, with declining development activity
• Limited to image matching—doesn't detect text reposts
• Doesn't catch all reposts, particularly heavily edited versions

Alternatives to Karma Decay

If Karma Decay doesn't fit your needs, consider: Reddit native repost detection (built into Reddit), Google Reverse Image Search (broader than Reddit-only).

Frequently Asked Questions

How accurate is Karma Decay?

Good for exact and near-exact matches. It excels at finding identical images but may miss significantly edited or cropped versions.

Is it still maintained?

Activity has declined but the tool remains functional. Development has slowed, though the service continues operating.