Be careful before buying

Some platforms sell NFTs that you can lose at any time.

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NFT assets can be non-persistent

The storage method can have a low persistence & decentralization level.

Buy NFTs safely

After auditing how the NFT is coded, we measure the trust level you can have in NFT platforms.

See all scores

Effective grading scheme

Adapted to each type of platform, the grading is based on persistence, decentralization and the ease of retrieving NFT assets.

See the grading scheme

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GEM score Pro

How to be audited

If you want your project to be audited, just add it to the queue by submitting here, it’s free. Regarding the line, you’ll need to wait ~90 days to be audited.

A 2 ETH donation will bring your project to first place in the line. In that way, an audit can be done in ~5 days.

Submit

Check if you really own your NFT

The higher the score, the more persistent the NFT assets.

Mooncat

100 /100

Arpeggi

100 /100

Luchadores.io

100 /100

Avastars

100 /100

Nft Biarritz

100 /100

Gm

100 /100

Brotchain

90 /100

Role

90 /100

Art Blocks

90 /100

Artifex

90 /100

Hashmasks

90 /100

Critterz

90 /100

The Creepz

90 /100

Merge.

90 /100

Gear Slots

90 /100

Veefriends

85 /100

Asciipunks

80 /100

Radioactive Punks

80 /100

Artvatars

80 /100

Whitelights

80 /100

Mev Army

80 /100

Sorare

80 /100

Hyruleswap

80 /100

Samoyedcoin

75 /100

Treedefi

75 /100

Snuffy 500

75 /100

Aurory

75 /100

Knownorigin

70 /100

Unirexcity

70 /100

Cryptoz

65 /100

Pboy

60 /100

Satoshibles

55 /100

Enter.art

55 /100

Singular

55 /100

Bored Ape Yacht Club

55 /100

Superare

55 /100

Bauhaus Blocks

55 /100

Pancakeswap

55 /100

Roborovski

50 /100

Makersplace

45 /100

Heroes Of Evermore

45 /100

Rtfkt

45 /100

Skullx

45 /100

Stake Dao

45 /100

United Metaverse Nation

45 /100

Titan Tiki

45 /100

Treeverse

45 /100

Sneaky Vampire Syndicate

45 /100

Cryptomories

45 /100

Surreals

45 /100

Epic Eagles

45 /100

Pudgy Penguins

45 /100

Magic Mushroom Clubhouse

45 /100

Zombiecats

45 /100

Trollz City

45 /100

Bunny Knights

45 /100

Hic Et Nunc

45 /100

Divine Order Of The Zodiac

45 /100

Goatz

45 /100

Zenft

45 /100

Nftb

45 /100

Pixls

45 /100

Cybertime

45 /100

Foundation

45 /100

Killabears

45 /100

Buy This Nft Or I'll Do It

45 /100

Tigerbob

45 /100

Goblintown

45 /100

Ai Pixel Buddies

45 /100

Noun Birds

45 /100

Doodles

45 /100

Kiwami

45 /100

Akuma Origins

45 /100

The Idols

45 /100

Luluxxx

45 /100

Vektorx

45 /100

Rarible

45 /100

3landers

45 /100

Bad Face Bots

45 /100

Azuki

45 /100

Based Vitalik

45 /100

Oxyaorigin

45 /100

Nifty Gateway

45 /100

Shark Outlaw Squad

45 /100

Zapper.fi

45 /100

Cryptomutts

45 /100

Homie Gs

45 /100

Bladerunner Punks

45 /100

Metabillionaire

45 /100

Flare Finance

45 /100

Dom Perignon X Lady Gaga

45 /100

Daopunks

45 /100

Marauders

45 /100

Billionaire Club

45 /100

Meta Legends

45 /100

Mekaverse

45 /100

Everai

40 /100

Blockchain Art Institute

20 /100

Cryptokitties

20 /100

Mutant Ape Yacht Club

20 /100

Booba Nft

15 /100

Audioglyphs

10 /100

Ovr

10 /100

Yohero

10 /100

The Moon Boyz

10 /100

Sympathy For The Devils

10 /100

Happyland Gummy Bears

10 /100

Cool Cats

10 /100

Valuables

10 /100

Neural Pepe

10 /100

Apeswap

10 /100

Polychain Monsters

10 /100

Chimpers

10 /100

Lil Heroes

10 /100

Clone X

10 /100

Thetan Arena

10 /100

Feline Fiendz

10 /100

Invisible Friends

10 /100

Fluf World

10 /100

Women Rise

10 /100

Crypto Chicks

10 /100

Soulware

10 /100

Habbo

10 /100

Chibilabs

10 /100

Hashstar Nft

10 /100

Winkybots

10 /100

Uwucrew

10 /100

Rich Bulls Club

10 /100

Bushidos

10 /100

Lostpoets

5 /100

Jadu Jetpacks

5 /100

Bulls On The Block

5 /100

Bornbadboys

5 /100

Spunks

5 /100

Gator

5 /100

Binance Nft

5 /100

Airnfts

5 /100

Bakeryswap

5 /100

Opensea Storefront

5 /100

Pixelchain

5 /100

Vox

5 /100

Solanart

Marketplace

Lootex

Marketplace

Scv

Marketplace

Aotoy

Marketplace

Opensea

Marketplace

Nftkey

Marketplace

Zora

Marketplace

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