App builder

Run a crypto price tracker
where every coin gets its own page.

Describe the coins your readers follow and Netiva’s AI builds a web app with coin pages, a sortable market table and member watchlists — with prices from the market-data provider you choose.

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Starter prompt

Build a crypto price tracker web app for a crypto blog that covers about 150 coins. Keep a Coins collection with name, ticker, the coin’s ID at our market-data provider, logo, category and an editor-written profile, and give every listed coin its own page. Every 10 minutes, pull price, 24-hour change, 24-hour volume, market cap and circulating supply for all listed coins from the provider’s API in batched calls, and show when each price was fetched. The public market table ranks coins by market cap, sorts by any column and filters by category. Readers sign in to keep watchlists with a note per coin.

Build it in Netiva Paste the prompt into a new workspace and adjust it to your business.
Overview

Who this crypto price tracker is for

Many crypto blogs and community sites show prices through an embedded widget, which lists the vendor’s coins in the vendor’s layout and often links back to the vendor’s own coin pages. Members end up pasting prices into chat and keeping watchlists in a notes app. A crypto price tracker built with Netiva works as a cryptocurrency market app on your own site: every coin you cover gets a page from one collection, the market table sorts and filters by the categories your audience follows, prices refresh from the market-data provider you pick and signed-in members keep their own watchlists.

Key features

What your crypto price tracker can do

  • A page for every coin

    Coins live in one collection with a logo, a category and a profile your editors write. Bind it to a coin page template and each listed coin gets its own page and slug, with the latest figures beside the write-up.

    • Price, 24-hour change, volume and market cap on each page
    • Circulating and total supply side by side, with the cap when there is one
    • Hidden coins kept off the table, search and coin pages
    • Missing profiles drafted by the collection assistant for review

  • A sortable market table

    The market table ranks listed coins by market cap and lets readers re-sort by price, 24-hour change or volume, filter by category and search by name or ticker, on a laptop or a phone.

    • Rank, price, 24-hour change, volume and market cap columns
    • Category filter for Layer 1, DeFi, stablecoins and more
    • Top gainers and losers tabs built from the same quotes
    • Sub-cent token prices shown with enough decimals to read

  • Member watchlists

    Readers sign in and star coins from any coin page or table row. Each member sees only their own lists, adds a note per coin and decides whether a list stays private or gets a public page.

    • Several named lists per member, private unless shared
    • The price when a coin was added and the change since
    • Public list pages labeled one member’s list, not a recommendation
    • No quantities or balances — just the coins you follow

  • Prices from your data provider

    A scheduled job calls the market-data provider you choose, with your API key stored securely, and updates every listed coin’s quote in batches that fit your provider plan’s rate limits.

    • A refresh interval you set, such as every 10 minutes
    • Fetch time and a credit line naming your data provider next to every price
    • Quotes older than your cutoff flagged as stale
    • An email to the editors when a refresh run fails
Data model

The collections behind it

Netiva keeps your records in built-in collections. Here’s a starting structure — the agent adapts it to your prompt, and you can change it any time.

Coins

Every coin you cover, with the profile your editors write and the ID used to price it.

  • Name (required) Text
  • Ticker (required) BTC, ETH, SOL… shown as a label, never used to look up prices Text
  • Provider ID (required) The coin’s ID at your market-data provider Text
  • Logo Image
  • Category (required) Pick from a fixed list; each value gets its own page at /categories/:category Text
  • Profile Editor-written overview for the coin page Paragraph
  • Max supply Blank when the coin has no fixed cap Number
  • Status (required) Listed or hidden Text

Market quotes

The latest figures for each coin, overwritten by the refresh job so editor profiles are never touched.

  • Coin (required) One quote row per coin Relation to Coins
  • Price (required) In your quote currency, such as US dollars Number
  • 24h change Percent change over the rolling 24 hours Number
  • 24h volume Number
  • Market cap Price × circulating supply, as reported by the provider Number
  • Circulating supply Number
  • Total supply All coins in existence now; moves with burns and mints Number
  • Fetched at (required) When your refresh job saved the quote Date & time

Watchlists

Named lists of coins that members keep for themselves or share on a public page.

  • Name (required) Text
  • Owner (required) Filled in from the signed-in member Text
  • Visibility (required) Private or public; private by default Text
  • Description Shown on the public list page Paragraph
  • Created at (required) Date & time

Watchlist entries

Each coin on a list, with the member’s note and the price when it was added.

  • Watchlist (required) Relation to Watchlists
  • Coin (required) Relation to Coins
  • Added at (required) Date & time
  • Price when added Copied from the coin’s quote at that moment Number
  • Note Paragraph
  • Position Order on the list, lowest first Number

Required field. Types are Netiva collection field types.

Screens

Pages and screens to start with

A typical first version. Ask the agent for more, or annotate the preview to change any of them.

  • Market table

    Listed coins ranked by market cap, with sortable columns, a category filter, name or ticker search and gainers and losers tabs.

    Public

  • Coin page

    One coin’s price, 24-hour change, volume, market cap and supply, the editor’s profile, the fetch time and a star button for watchlists.

    Public

  • Category page

    The market table filtered to one category, such as stablecoins or Layer 2, at its own address readers can share.

    Public

  • My watchlists

    A member’s lists with current prices, 24-hour change, change since each coin was added and notes, plus reorder, rename and share controls.

    Signed-in users

  • Shared list

    A watchlist its owner made public, with its description, the coins in order and their latest figures.

    Public

  • Feed status

    Recent refresh runs, the provider’s error messages, coins still missing a provider ID and quotes past the stale cutoff.

    Your team
How it works

From prompt to a live crypto price tracker

  1. Choose your coins and data source

    Tell Netiva which coins you cover, your quote currency and which market-data provider you use. The agent drafts collections for coins, market quotes, watchlists and watchlist entries.

  2. Map each coin to its provider ID

    Add your coins in the collection grid, then ask the agent to match each row to an ID from your provider’s coin list, leaving ambiguous ones for an editor to confirm on the feed status page. The assistant fills categories across many rows.

  3. Tune the table in the preview

    Open the market table in the live preview, check sub-cent prices and column order at phone width and annotate anything that looks off. The agent adjusts it while you watch.

  4. Publish and start the refresh

    Publish in one click, add your provider’s API key — it’s stored securely — switch on the scheduled refresh and invite members to sign in. Every change is checkpointed, so a rule you regret is easy to roll back.

Why Netiva

Netiva vs a traditional build

Building a crypto price tracker with Netiva compared with a traditional build
Criterion With Netiva Traditional build
Prices on your pages Quotes saved to your own collection and shown in your table and coin pages, styled like the rest of your site A third-party ticker widget that shows the vendor’s coin list in the vendor’s layout
Adding a coin Add a row to the Coins collection and its page, table row and price refresh follow A developer builds another page, wires up its price and edits the table by hand
Getting started Describe what you need in chat and watch it take shape in a live preview Hire developers, or stitch together templates, plugins and a hosting plan
Content and data Built-in collections with nine field types, bound straight to your pages Set up and connect a separate database or CMS
Making changes Ask the agent; every change is checkpointed and reversible File a ticket, wait for a sprint, redeploy
Hosting and domain Global hosting and automatic SSL; connect a custom domain from the Starter plan Buy hosting, then install and renew SSL certificates yourself
Code ownership Clean production code you own and can export Locked into a template, plugin or agency setup
Examples

Ways teams use it

  • A research newsletter’s coin desk

    A two-person desk covers 30 coins and builds each issue around one category, so the Layer 2 page ships with the Layer 2 issue and that archive becomes the desk’s coverage index. Coins it stops following are hidden rather than deleted, so the write-ups survive.

  • A trading community’s members area

    Members sign in and keep their own watchlists with notes. Each week a moderator shares a public list of the tokens the group is discussing, so newcomers can follow along without asking in chat.

  • A hobbyist following small tokens

    A hobbyist tracks 40 small-cap and gaming tokens that general sites rank far down their lists. A custom category and sub-cent price formatting keep the table readable, and a private watchlist shows the change since each coin was added.

Good to know

Before you build

  • You bring the market data

    Netiva doesn’t supply prices. Pick a market-data provider, read its terms on display, attribution and commercial use, and set the refresh interval to fit its rate limits. Thinly traded tokens can have gaps, so show the fetch time.

  • Tickers aren’t unique

    Different tokens share tickers, and copycat tokens reuse well-known names. Match every coin by your provider’s ID, and check the project’s official contract address before you list a new token.

  • Buy links can make a page a promotion

    Exchange referral links or copy that urges readers to buy can turn a coin page into advertising. The FTC expects affiliate links to be clearly disclosed, and crypto promotions to UK consumers have fallen under FCA rules since 8 October 2023.

Compliance note

Netiva builds the web app only. It doesn’t supply market data, mine, hold or move funds, execute trades or give investment advice. Prices and market caps come from the provider you choose and can lag or differ from other sources, so label your market pages and any public list page as information, not advice. Anything that takes customer money or places orders needs your own licensed provider and legal review in your jurisdiction.

FAQ

Questions about building a crypto price tracker

Do I need my own market-data API key for coin prices?

Yes. Netiva doesn’t supply price data, so you sign up with a market-data provider and the app calls its REST API with your key stored securely. Quotes are saved to a collection that your coin pages and market table read from. Check the provider’s terms on display rights, attribution and commercial use before you publish.

Can the market table show real-time prices?

It shows prices as fresh as your refresh schedule and your provider’s plan allow. A scheduled job pulls quotes at the interval you set, such as every few minutes, and each price carries the time it was fetched. Crypto trades around the clock, so 24-hour change and volume usually cover a rolling 24-hour window rather than a daily close.

What’s the difference between market cap and fully diluted value?

Market cap is usually price multiplied by circulating supply, the coins your provider counts as already circulating, which can leave out locked tokens. A fully diluted figure uses a bigger supply: the coin page works it out from max supply when the coin has a fixed cap and from total supply when it doesn’t, and hides the line when your provider reports neither. Name the provider beside both, since supply figures differ between sources.

How does the app tell apart tokens that share a ticker?

It doesn’t rely on tickers. Each coin row stores your provider’s ID for that asset, and every price lookup uses that ID, so two tokens that both trade as XYZ never swap quotes. The feed status page lists coins still missing an ID, and the ticker stays a display label in the table and on coin pages.

Can members keep watchlists without entering holdings?

Yes. Members sign in and each one sees only their own lists, which hold coins, notes and the price when each coin was added — no quantities or balances. A member can make a list public to give it a shareable page. If you later want holdings and cost basis, that’s a separate portfolio build with its own records.

What do I need to run a cryptocurrency market app on Netiva?

An API key from a market-data provider and the list of coins you want to cover. You can start on Netiva’s free plan, and calling third-party APIs works on every plan. Custom domains are available from the Starter plan, and your data provider’s own plan and limits are separate. Netiva generates clean code you own and can export whenever you want.

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Drafted with AI assistance from Netiva’s product pages and reviewed by the Netiva team. Example data models, screens and prompts are illustrative starting points, not customer projects.

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