# 2hour.fun > How 2hour.fun works: the daily launch window, fees, launching, the Refund Bot, rewards, safety and more. - [Welcome to 2hour.fun](https://docs.2hour.fun/index.md): A launchpad on Robinhood Chain and Solana where every new coin launches in the same 2-hour window each day. - [The launch window](https://docs.2hour.fun/the-window.md): New coins launch in one 2-hour window each day. Trading never stops. - [Test drive](https://docs.2hour.fun/test-drive.md): Ten simulated 1-minute rounds a day, each with a $1,000 practice balance. Open to everyone before launch. Simulated market. Not real money. - [Chains and pairs](https://docs.2hour.fun/chains-and-pairs.md): 2hour.fun runs on Robinhood Chain and Solana. Every coin trades against a pair chosen at launch. - [Your wallet](https://docs.2hour.fun/wallet.md): Your trading wallet, your own wallet, adding funds, withdrawing and keeping your keys safe. - [Convert](https://docs.2hour.fun/convert.md): Move value between ETH, SOL, USDC and USDG in your own trading wallets, in seconds. Lock in a good day to a $1 stablecoin with one tap. - [Buying and selling](https://docs.2hour.fun/trading.md): The trade panel, quick buy, slippage, retries and confirmations. - [Price and graduation](https://docs.2hour.fun/price-and-graduation.md): How a new coin's price is set by its bonding curve, what market cap means, and what happens when a coin graduates. - [Fees](https://docs.2hour.fun/fees.md): Every fee on 2hour.fun in one place: the trade fee, coin taxes, the launch fee and network fees. - [Alerts and notifications](https://docs.2hour.fun/alerts-and-notifications.md): Price alerts, push notifications, sounds and adding 2hour.fun to your home screen. - [Launching a coin](https://docs.2hour.fun/launching.md): Create a coin on Robinhood Chain or Solana during the daily launch window: the steps, the $500 fee, dev buys, coin types, protecting your ticker and editing your coin's info. - [Dev incentives](https://docs.2hour.fun/dev-incentives.md): A bonus for the dev each time their coin's volume on 2hour.fun passes a milestone: $2M in all by $1B, shared with holders if the dev chooses. - [Lock your dev buy](https://docs.2hour.fun/dev-lock.md): Creators can lock their own coins for 24 hours, 7 days, 30 days or a year, or burn them for good. Checked on the chain, and shown to everyone. - [Reservations](https://docs.2hour.fun/reservations.md): Reserve a launch while the window is closed and build interest before your coin goes live. - [Original and Copy](https://docs.2hour.fun/original-and-copy.md): How 2hour.fun labels the first coin and the copies that follow it. - [Reward coins](https://docs.2hour.fun/reward-coins.md): Coins with a reward tax that's shared out to holders every hour, in the coin's pair. - [The Refund Bot](https://docs.2hour.fun/refund-bot.md): A pot built from part of 2hour.fun's fees that can refund whole trades made on 2hour.fun. - [Referrals, shills and tips](https://docs.2hour.fun/referrals-and-shills.md): Earn a share of 2hour.fun's fee from people you invite and from your shills, and receive tips. - [Payouts, in public](https://docs.2hour.fun/payouts.md): Every payment 2hour.fun makes is listed publicly with its on-chain transaction. - [Safety badges and holder tags](https://docs.2hour.fun/safety-badges.md): Quick facts about who holds a coin, shown at the top of every coin page and in its Holders tab. - [Verified accounts](https://docs.2hour.fun/verified-accounts.md): What the blue and gold ticks mean, and the follower milestones next to a name. - [Official links](https://docs.2hour.fun/official-links.md): The only real 2hour.fun website, accounts and email addresses. Anything else isn't us. - [Risks](https://docs.2hour.fun/risks.md): The risks of creating and trading new coins, in one place. Please read before you trade. - [There's no 2hour.fun coin](https://docs.2hour.fun/no-coin.md): 2hour.fun doesn't have its own coin. Part of what it earns goes straight back to traders instead. - [Contracts and security](https://docs.2hour.fun/contracts-and-security.md): Contract addresses, what's on-chain, and how to report a security issue. - [XP, levels and badges](https://docs.2hour.fun/xp-levels-badges.md): Earn XP, climb from level 1 to 100, collect badges and Prestige. - [Challenges and seasons](https://docs.2hour.fun/challenges-and-seasons.md): Daily and weekly challenges, the starter path, seasons, the Season Track and Season missions. - [Leaderboards](https://docs.2hour.fun/leaderboards.md): Every board on the Leaderboard page and what it ranks. - [Notes, shills and following](https://docs.2hour.fun/notes-and-following.md): Short takes from holders, public calls on coins, following traders and your profile. - [FAQ](https://docs.2hour.fun/faq.md): Quick answers to the questions people ask most. - [Troubleshooting](https://docs.2hour.fun/troubleshooting.md): Fixes for the most common problems: failed trades, missing deposits, launches, notifications and payouts. - [Glossary](https://docs.2hour.fun/glossary.md): The words and short forms you'll see around 2hour.fun, in plain English. - [Brand](https://docs.2hour.fun/brand.md): The 2hour.fun name, logo and colours, for press, creators and partners. This documentation is built and hosted on [Mintlify](https://mintlify.com), a developer documentation platform.