Expert Crypto
Exchange Reviews

Unbiased, data-driven reviews of exchanges, wallets and Web3 services — trusted by traders worldwide.

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Trezor users: how are you actually storing your seed phrase backup? Curious what setups people are using in 2026

Storing your Trezor seed phrase securely is one of the most critical aspects of cryptocurrency self-custody. While many users start with the basic paper ba...

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A Fake Ledger App on the Mac Store? Why was that Possible??

A concerning incident recently emerged where a fake Ledger application appeared on Apple's Mac App Store, highlighting critical security vulnerabilities in...

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Safe7,Safe5 or Safe3?

The Trezor Safe series offers three hardware wallet options for Bitcoin storage, each providing the same core security features but with different user exp...

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Ethereum just reached a new all-time high in staking!

Ethereum has reached a significant milestone with 39 million ETH now staked, representing 32.02% of the total supply and approximately $90 billion in value...

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[ SCAM ALERT ] Changelly was delisted from Bestchange after approximately 284 financial claims on bestchange ru and bestchange com, but is still allowed on the Appstore/Play store. How can we stop this?

Changelly, once a popular cryptocurrency exchange service, has faced mounting criticism and regulatory scrutiny following numerous user complaints about fr...

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OnTrac botched delivery of my Trezor order

OnTrac delivery services have faced criticism for package handling issues, particularly with high-value electronics like cryptocurrency hardware wallets. T...

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UPDATE: Fake Ledger Nano S+ from Chinese marketplace — clarifying doubts from my previous post + new technical details

This detailed analysis of a sophisticated fake Ledger Nano S+ reveals a multi-layered phishing operation that targets first-time cryptocurrency users throu...

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Changelly holding my funds for 2 years no real answers

Changelly is a cryptocurrency exchange service that offers instant swaps between different digital currencies. However, this review focuses on a concerning...

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Ledger swap unavailable?

Ledger's built-in swap feature occasionally becomes unavailable due to third-party provider issues, regional restrictions, or temporary service outages. Th...

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How safe is Tokenized Gold?

Tokenized gold represents physical gold holdings through blockchain-based tokens, offering digital exposure to precious metals without physical storage req...

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My journey trying to build something useful

ETour represents a fascinating experiment in building truly decentralized gaming infrastructure. Created by a backend engineer seeking to rediscover the jo...

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OMG!!! Look what just got delivered!

This review covers a special Trezor promotional package that was delivered as part of a community giveaway, featuring the Trezor Safe 7 Bitcoin-only hardwa...

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What is ZCHF?

ZCHF is a decentralized stablecoin pegged to the Swiss franc rather than the US dollar, operating through the Frankencoin protocol using blockchain-based c...

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Been digging into old Ethereum contracts from 2015-2019 to find withdrawable ETH that portfolio trackers miss

ForgottenETH is a specialized tool designed to help Ethereum users recover ETH stuck in old smart contracts from 2015-2019 that no longer have active front...

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Ledger swap stuck or delayed, anyone else?

Ledger's swap feature, while integrated into their hardware wallet ecosystem, has been a source of significant user concerns, particularly regarding transa...

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🏆 80K Week – Winners Announcement

I'll create a review article about the Trezor 80K Week Community Event and Winners Announcement. Trezor's 80K Week celebration marked a significant milesto...

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Someone Minted $80M in Fake Stablecoins and Converted Them to 9,100 ETH. The Contracts Had Been Audited.

A significant security incident has emerged in the DeFi space where an exploiter managed to mint $80 million worth of unauthorized stablecoins and convert...

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Impressed

The Trezor Safe 7 represents a significant upgrade in cryptocurrency hardware wallet security, offering enhanced protection features compared to its predec...

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Ethereum Squeeze Dashboard

The Ethereum Squeeze Dashboard is a comprehensive monitoring tool designed to track various metrics and indicators related to Ethereum market conditions, w...

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Gone from Nano X to Flex….Happy with the change 🙂

The Ledger Flex represents a significant upgrade from the Nano X, offering enhanced usability through its E-Ink touchscreen while maintaining Ledger's comm...

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Is your Trezor related phishing emails booming right now? 🚀

There's been a notable increase in Trezor-related phishing attempts targeting both current and former hardware wallet users. These sophisticated scam campa...

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Finally pulled the trigger

I'll write a review of the Trezor Safe 7 hardware wallet focused on security and user experience. The Trezor Safe 7 is a premium hardware wallet designed t...

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I've been reverse-engineering Ethereum's earliest smart contracts — here's what I found locked inside them

An in-depth exploration of Ethereum's earliest smart contracts reveals fascinating historical artifacts containing millions in locked ETH. This technical a...

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Bought a Trezor 3 - How to ensure my wife/parents can get my Crypto if I die

Securing cryptocurrency assets for inheritance is a critical consideration for digital asset holders. This guide covers practical approaches to ensure love...

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Minimmit vs Casper FFG

Minimmit and Casper FFG are two competing finality mechanisms for blockchain consensus, with key differences in their security guarantees and operational e...

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Stuck on OS UPDATE MODE

The Ledger Nano Gen5 "Update Mode" issue has emerged as a notable concern for some users, particularly when updating the device's operating system. While t...

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Trezor device asking to enter passports?

Recently, some Trezor hardware wallet users have reported confusion around passphrase prompts and connection issues, particularly after software updates. L...

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I reverse-engineered the source code of GavCoin (2016) and got an exact bytecode match - now trying to get Etherscan to verify it

A fascinating deep-dive into Ethereum's history through the reconstruction of GavCoin's original source code from 2016 - one of the earliest token contract...

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[Roadmap] The block building pipeline

This comprehensive review examines the evolving block building pipeline in Ethereum, focusing on key innovations like FOCIL, encrypted mempools, and distri...

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Did ledger.com have an data leak recently?

Ledger, a prominent hardware wallet manufacturer, recently experienced a significant data breach through their e-commerce partner Global-e in January 2026....

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Ledger Scam?

There have been significant concerns around Ledger security and customer data privacy, particularly following a major 2020 data breach. This review examine...

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Arbitrum’s BoLD - A Layer 2 Rollup Dispute Protocol (Explained with Animation)

Arbitrum's Bounded Liquidity Delay (BoLD) represents a significant advancement in Layer 2 blockchain technology, introducing enhanced security measures and...

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Vitalik’s new account abstraction design could change Ethereum wallets

Vitalik Buterin's proposed EIP-8141 represents a significant evolution in Ethereum's account abstraction journey, potentially revolutionizing how users int...

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