Softwr

Crypto · head to head

Etherscan vs Nansen

Etherscan logo

Etherscan

Crypto

The Ethereum blockchain explorer

From
Free
Rated
-
Full reviewWebsite
Nansen logo

Nansen

Crypto

Blockchain analytics for smart money

From
$150/month
Rated
-
Full reviewWebsite

The short version

  • Only Etherscan has a free tier, so it costs nothing to try first.
  • Each has a real cost: Etherscan the free API plan is capped at 3 calls per second and 100,000 calls per day; Nansen no pricing published on public pages; pricing details require app login
  • They diverge on capability: Etherscan covers Block Explorer, Nansen covers Wallet Labels.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which Etherscan and Nansen actually diverge.

Attributes where Etherscan and Nansen differ
AttributeEtherscanNansen
Starting priceFree$150/month
Pricing modelfreemiumsubscription
Free tierYesNo
PlatformsWeb, ApiWeb
Founded20152019

Identical on both: user rating (Not yet rated), category (Crypto).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Etherscan

  • Block Explorer
  • Transaction Tracking
  • Token Tracker
  • Contract Verification
  • Gas Tracker
  • Ethereum mainnet
  • Testnets
  • Api support

Only in Nansen

  • Wallet Labels
  • Smart Money Tracking
  • Token God Mode
  • NFT Paradise
  • DeFi Analytics
  • Multi-chain
  • API

Both cover

  • Web support

What people use each for

The jobs each tool is most often brought in to do.

Etherscan

  • Looking up Ethereum transactions, addresses and token transfers in a block explorernot Nansen
  • Reading and verifying deployed smart contract source codenot Nansen
  • Pulling on-chain data into an application through the explorer APInot Nansen

Nansen

  • Analyticsnot Etherscan
  • On Chainnot Etherscan
  • Researchnot Etherscan

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Etherscan

  • The free API plan is capped at 3 calls per second and 100,000 calls per day
  • The free plan requires attribution and covers only selected chains rather than all supported chains
  • API Pro endpoints are withheld below the Standard plan at $199 per month
  • The $49 per month Lite plan raises the rate limit to only 5 calls per second and keeps the same 100,000 calls per day as the free tier
  • Rate limits top out at 30 calls per second even on the $899 per month Pro Plus plan
  • The Address Metadata endpoint requires Pro Plus at $899 per month and is limited to one app license
  • Metadata CSV export and dedicated support are only in Metadata Enterprise, which is quoted by contact with no published price
  • The 10% and 15% discounts apply only to quarterly and yearly prepayment

Nansen

  • No pricing published on public pages; pricing details require app login

Pricing, plan by plan

Etherscan

Free
  • FreeFree
    • 3 calls per second rate limit
    • Up to 100,000 API calls per day
    • Selected chains with 90% coverage
  • Lite$49/month
    • 5 calls per second rate limit
    • Up to 100,000 API calls per day
    • All supported chains with community endpoints
  • Standard$199/month
    • 10 calls per second rate limit
    • Up to 200,000 API calls per day
    • API Pro endpoints access
  • Advanced$299/month
    • 20 calls per second rate limit
    • Up to 500,000 API calls per day

Nansen

$150/month
  • Pioneer$150/month
    • Smart Money
    • Token Flows
    • NFT analytics
  • Standard$750/month
    • All Pioneer features
    • API access
    • Advanced queries

Which should you pick?

Choose Etherscan if

  • You need block explorer.
  • You want to start without paying.
  • You work on Web, Api.
  • You also want transaction tracking.
Etherscan review

Choose Nansen if

  • You need wallet labels.
  • You also want smart money tracking.
Nansen review

Questions people ask

Is Etherscan or Nansen better?
Neither clearly leads. Etherscan starts at Free and Nansen at $150/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Etherscan or Nansen?
Etherscan has a free tier; the other does not. Paid plans start at Free for Etherscan and $150/month for Nansen.
Does Etherscan or Nansen run on more platforms?
Etherscan runs on Web, Api. Nansen runs on Web.
Can I use Etherscan for free?
Yes. Etherscan has a free tier, so you can try it without paying. Nansen starts at $150/month.
What is Etherscan best used for?
Etherscan is most often used for looking up ethereum transactions, addresses and token transfers in a block explorer, reading and verifying deployed smart contract source code, pulling on-chain data into an application through the explorer api. Of those, looking up ethereum transactions, addresses and token transfers in a block explorer and reading and verifying deployed smart contract source code are not what Nansen is typically brought in for.
What can Etherscan do that Nansen cannot?
Etherscan covers Block Explorer, Transaction Tracking, Token Tracker, Contract Verification. Nansen covers Wallet Labels, Smart Money Tracking, Token God Mode, NFT Paradise. Both handle Web support.

Answered from the vendors’ own pages

Etherscan: Is Etherscan API free to use?

Etherscan offers a free plan with a 3 calls per second rate limit and up to 100,000 API calls per day. The free tier provides access to selected chains with 90% coverage and requires attribution. Additional premium plans start at $49 per month.

Source
Nansen: How much does Nansen cost?

Nansen does not publish pricing on its public website. The site mentions 'Low Fees, Optimized Pricing' and references a tier system that 'unlocks lower fees' through platform activity, but specific costs require logging into the Nansen app to view.

Source
Etherscan: What are Etherscan's rate limits?

Etherscan provides different rate limits based on plan: Free plan allows 3 calls per second, Lite allows 5 calls per second, Standard allows 10 calls per second, Advanced and Professional allow 20-30 calls per second, and Pro Plus allows 30 calls per second with up to 1,500,000 API calls per day.

Source
Nansen: What pricing model does Nansen use?

Nansen uses a tier-based fee structure where users accumulate Stack Points through trading activity to climb tiers and unlock reduced fees. Exact fee percentages and tier thresholds are not disclosed on the public website.

Source
Etherscan: Can I get a refund for Etherscan API payments?

No. Etherscan explicitly states that all payments made are non-refundable. Accounts are activated within 24 hours for API Pro accounts, and auto-renewal is enabled by default through Stripe.

Source
Share

Related pages

More on Etherscan

More on Nansen

Keep looking

Other head to heads