# Explainer
> Learn how crypto and blockchain work with simple and clear articles. Step by step, become a Web3 expert and share your knowledge with the world.

- [Best USDT Networks for Payments in 2026: TRC20, ERC20, BEP20, and More](/learn/best-usdt-networks-for-payments-in-2026-trc20-erc20-bep20-and-more/index.md)
- [How Long Does USDT Take to Transfer in 2026: TRC20, ERC20, BEP20, and More](/learn/how-long-does-usdt-take-to-transfer-trc20-erc20-bep20-and-more/index.md)
- [Is USDT a Good Investment in 2026? Stability, Yield, and Real Risks Explained](/learn/is-usdt-a-good-investment-in-2026-stability-yield-and-real-risks-explained/index.md)
- [Is USDC Safe to Hold in 2026? Issuer Risk, Chain Risk, and Why Self-Custody Matters](/learn/is-usdc-safe-to-hold-in-2026-issuer-risk-chain-risk-and-why-self-custody-matters/index.md)
- [How to Buy Gold With Cryptocurrency in 2026](/learn/how-to-buy-gold-with-cryptocurrency-in-2026/index.md)
- [Mayan: The Cross-Chain Swap Protocol Powering Gem Wallet](/learn/mayan-the-cross-chain-swap-protocol-powering-gem-wallet/index.md)
- [Top 10 Gold-Backed Crypto Tokens in 2026](/learn/top-10-gold-backed-cryptocurrencies-in-2026/index.md)
- [What Are Gold-Backed Cryptocurrencies and How Do They Work in 2026](/learn/what-are-gold-backed-cryptocurrencies-and-how-do-they-work-in-2026/index.md)
- [How Long Does a Bitcoin Transaction Take?](/learn/how-long-does-a-bitcoin-transaction-take/index.md)
- [Bitcoin Transaction Fee Explained: What It Is and How It Works](/learn/bitcoin-transaction-fee-explained-what-it-is-and-how-it-works/index.md)
- [How to Swap USDT to BTC, ETH, SOL, and Other Crypto](/learn/how-to-swap-usdt-to-btc-eth-sol-and-other-crypto/index.md)
- [How to Track a USDT Transaction and What to Do If It’s Not Received](/learn/how-to-track-a-usdt-transaction-and-what-to-do-if-its-not-received/index.md)
- [How Much Does It Cost to Send USDT? Fees by Network Explained](/learn/how-much-does-it-cost-to-send-usdt-fees-by-network-explained/index.md)
- [How to Receive USDT and Share Your Wallet Address Safely](/learn/how-to-receive-usdt-and-share-your-wallet-address-safely/index.md)
- [How to Buy USDT Safely: Best Ways to Purchase Tether](/learn/how-to-buy-usdt-safely-best-ways-to-purchase-tether/index.md)
- [How to Send USDT: Step-by-Step Guide for TRC20, ERC20, and BEP20](/learn/how-to-send-usdt-step-by-step-guide-for-trc20-erc20-and-bep20/index.md)
- [How to Sell USDT and Convert It to USD, EUR, or Local Currency](/learn/how-to-sell-usdt-and-convert-it-to-usd-eur-or-local-currency/index.md)
- [How to Check If a USDT Token or Contract Address Is Safe?](/learn/how-to-check-if-a-usdt-token-or-contract-address-is-safe/index.md)
- [Is USDT Safe? Risks, Freezes, and How to Protect Your Tether](/learn/is-usdt-safe-risks-freezes-and-how-to-protect-your-tether/index.md)
- [What Is a USDT Wallet and How Does It Work?](/learn/what-is-a-usdt-wallet-and-how-does-it-work/index.md)
- [What Is USDT Peg and How Does It Work?](/learn/what-is-usdt-peg-and-how-does-it-work/index.md)
- [USDT vs USDC: Which Stablecoin Is Better and Why](/learn/usdt-vs-usdc-which-stablecoin-is-better-and-why/index.md)
- [What Is USDT Used For? How Tether Works for Trading, Payments, and Transfers](/learn/what-is-usdt-used-for-how-tether-works-for-trading-payments-and-transfers/index.md)
- [Gem Wallet Benefits: Self-Custody, Open-Source, Multichain, Swaps, and Staking](/learn/gem-wallet-benefits-self-custody-open-source-multichain-swaps-and-staking/index.md)
- [What Is Market Data in Crypto: Price, Market Cap, Supply, and Trading Volume](/learn/what-is-market-data-in-crypto-price-market-cap-supply-and-trading-volume/index.md)
- [What Is WalletConnect and How to Use WC for DeFi?](/learn/what-is-walletconnect-and-how-to-use-wc-for-defi/index.md)
- [What Is Network Fee and How to Make Your Transactions Instant](/learn/what-is-network-fee-and-how-to-make-your-transactions-instant/index.md)
- [Why Trust Wallet Shows 0 Balance and How to Fix It](/learn/why-trust-wallet-shows-0-balance-and-how-to-fix-it/index.md)
- [Smart Token Search With Gem Wallet - Find Any Token Quickly Among 10M+ Assets](/learn/smart-token-search-with-gem-wallet-find-any-token-quickly-among-10m-assets/index.md)
- [7 Reasons Why People Buy Cryptocurrency: The Growing Power of Digital Finance](/learn/7-reasons-why-people-buy-cryptocurrency-the-growing-power-of-digital-finance/index.md)
- [What Are Validators in Crypto Staking: Exploring Their Role and Impact on the Staking Process](/learn/what-are-validators-in-crypto-staking-exploring-their-role-and-impact-on-the-staking-process/index.md)
- [Gem Wallet Is a Window to DeFi and Web3 - From Swaps and Staking to Liquidity Providing](/learn/gem-wallet-is-a-window-to-defi-and-web3-from-swaps-and-staking-to-liquidity-providing/index.md)
- [What Is USDY Stablecoin and How Can You Earn With It?](/learn/what-is-usdy-stablecoin-and-how-can-you-earn-with-it/index.md)
- [Fixing USDT Transfer Issues: Why You Need TRX or ETH in Self-Custody Wallets](/learn/fixing-usdt-transfer-issues-why-you-need-trx-or-eth-in-self-custodial-wallets/index.md)