Litecoin (LTC) launched in October 2011, making it one of the oldest cryptocurrencies still in active use. Created by former Google engineer Charlie Lee, it was explicitly designed as a lighter, faster complement to Bitcoin — 'silver to Bitcoin's gold,' in Lee's own framing — rather than a competitor trying to replace it.
What it does
Litecoin is a near-direct fork of Bitcoin's codebase with a few deliberate tweaks: a 2.5-minute block time, four times faster than Bitcoin's 10 minutes, a different proof-of-work hashing algorithm (Scrypt), and a total supply cap of 84 million coins, four times Bitcoin's 21 million. Faster blocks mean faster confirmations, which made LTC a genuine early workhorse for everyday payments and exchange transfers when Bitcoin's mempool got congested.
Litecoin was also first to production with several upgrades Bitcoin later adopted, including Segregated Witness (SegWit) in 2017, which it activated ahead of Bitcoin, and it has long supported the Lightning Network and privacy-focused MimbleWimble Extension Blocks for optional confidential transactions.
Its longevity and simplicity have made it a default 'legacy coin' listing on nearly every exchange, and it retains meaningful liquidity and brand recognition even without an active marketing push or a foundation spending heavily to stay relevant.
Risks
Litecoin's core challenge is differentiation. It doesn't have Bitcoin's institutional narrative as digital gold, doesn't have a smart contract ecosystem like Ethereum, and doesn't solve a payments problem that stablecoins and layer-2 networks haven't since solved more cheaply and with better UX. Its use case has aged.
Development activity is modest relative to top-tier chains — Litecoin ships incremental upgrades rather than frequent innovation, and the project depends on a comparatively small, largely volunteer-driven core team plus the nonprofit Litecoin Foundation for funding and direction.
Mining security is solid by legacy-coin standards but nowhere near Bitcoin's, and LTC's price action has historically tracked Bitcoin's cycles closely, meaning it rarely offers investors genuine diversification within a crypto portfolio — it mostly just amplifies or lags the same macro moves.