Polkadot is a Layer-0 blockchain platform that connects multiple independent blockchains - called parachains - into a single interoperable network. This design enables data, assets, and messages to move securely between chains, creating a unified ecosystem of decentralized applications.

تبادل و تبدیل پولکادات (DOT) به دلار با نرخ‌های زنده

Q: Who founded Polkadot?

Polkadot was founded by Dr. Gavin Wood, Robert Habermeier, and Peter Czaban. Wood is best known as the co-founder of Ethereum and creator of the Solidity programming language. The project is supported by the Web3 Foundation, based in Switzerland.

Q: How does Polkadot work?

The network's core component is the Relay Chain, which coordinates consensus, security, and interoperability for connected parachains. Polkadot uses a Nominated Proof-of-Stake (NPoS) system where validators secure the network and nominators stake DOT to back trustworthy validators.

Q: What are parathreads?

Parathreads are similar to parachains but operate on a pay-as-you-go model. While originally designed to let smaller projects rent connectivity when needed, their role is now largely absorbed by Agile Coretime, which generalizes this flexible resource allocation across the network.

Q: What is the Relay Chain?

The Relay Chain is Polkadot's central coordination layer. It doesn't host smart contracts or dApps directly; instead, it ensures consensus and security across all parachains. This structure allows parachains to process transactions independently, greatly improving scalability.

Q: What is the DOT token used for?

DOT serves three main functions: staking to secure the network, governance participation to vote on upgrades and policies, and bonding tokens to connect new parachains or purchase coretime. It also plays a role in network economics, such as paying transaction fees.

Q: How many DOT tokens exist?

After a 2020 redenomination, Polkadot's total supply increased from 10 million to 1 billion DOT, without affecting holders' proportional ownership. DOT is inflationary under the NPoS model, with roughly 10% annual issuance that rewards validators and nominators.

Q: What is Polkadot 2.0?

Polkadot 2.0 introduces a shift from fixed parachain slots to an application-oriented Agile Coretime model. Projects can now purchase or reserve blockspace dynamically rather than winning it through long-term auctions, reducing costs and entry barriers while improving network efficiency.

Q: What is the Substrate framework?

Substrate is Polkadot's blockchain development toolkit, allowing developers to build custom blockchains that can easily connect to Polkadot as parachains. It simplifies the creation of specialized, interoperable networks and remains a cornerstone of the ecosystem.

What is DOT?

DOT is a digital currency designed for the future.

As its adoption continues to grow globally, it becomes an essential addition to any investment portfolio seeking future-proof assets.

Get DOT Learn More

Polkadot's growing ecosystem makes it a compelling option for forward-thinking investors

No Control from central Banks

Strong potential for high returns

Secure Transactions

Frequently Asked Questions

How much is 1 DOT in USD?

The live price of 1 DOT updates regularly based on live market data. Use the converter above to see the current rate.

How much DOT can I get for 1 USD?

Prices change based on market activity. Use the converter above to check the current exchange rate for DOT.

How do I convert DOT to USD?

Use the converter at the top of this page. Enter any amount in DOT or USD to get the instant conversion.

How can I buy DOT?

You can buy DOT directly with your local currency at Bitcoin.com. Support for credit cards, bank transfers, and payment apps.

What affects the price of DOT?

The price of DOT changes based on supply, demand, trading volume, and overall crypto market trends.

What other cryptos can I convert?

Check out the respective converter pages for other major cryptocurrencies, or simply select an asset above.

چرا از مبدل Bitcoin.com استفاده کنیم

قیمت‌گذاری آنی

نرخ‌های دقیق و لحظه‌ای تبدیل ارزهای دیجیتال به دلار آمریکا را که بر اساس داده‌های زنده بازار ارائه می‌شوند، دریافت کنید.

تبدیل سریع

ورودی‌های دوطرفه به شما امکان می‌دهند هر مقداری را به صورت ارز دیجیتال یا دلار آمریکا وارد کنید تا نتایج فوری را مشاهده کنید.

داده‌های بازار

ارزش بازار، حجم، تغییرات قیمت و آمار کلیدی را همگی در یکجا مشاهده کنید.

امن و قابل اعتماد

یک پلتفرم مورد اعتماد با زیرساخت امن و منابع داده‌ای تأییدشده.

تأیید شده توسط Bitcoin.com

تأمین‌شده توسط داده‌های بازار قابل‌اعتماد و زیرساخت کریپتو مورد اعتماد Bitcoin.com.

بخر و یاد بگیر

راه‌های مستقیم برای خرید ارز دیجیتال و دسترسی به منابع آموزشی از Bitcoin.com.

Polkadot FAQ

What is Polkadot?

Who founded Polkadot?

How does Polkadot work?

What are parachains?

Parachains are independent blockchains that run in parallel on the Polkadot network. Each parachain can be customized for a specific purpose - such as DeFi, gaming, or identity - and still benefit from Polkadot's shared security and cross-chain communication. Many early parachains were added through crowdloan-funded auctions, a process that demonstrated Polkadot's community engagement before evolving into the new Agile Coretime model.

What are parathreads?

What is the Relay Chain?

What is the DOT token used for?

How many DOT tokens exist?

What is Polkadot 2.0?

What is the Substrate framework?

How is the Polkadot network secured?

What is Polkadot's governance model (Gov2)?

What is Kusama, and how does it relate to Polkadot?

What makes Polkadot unique compared to other blockchains?

How can users participate in Polkadot's ecosystem?

Users can stake DOT to help secure the network, vote in governance referenda under Gov2, or support on-chain proposals and treasury initiatives. Historically, users also joined parachain crowdloans during the auction era to back early projects; today, participation focuses on staking, governance, and engaging with new projects that acquire blockspace via Agile Coretime. Developers can build custom chains using Substrate and connect them to the network.