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SoldComps VS Flutter Multi-platform Sample

Compare SoldComps VS Flutter Multi-platform Sample and see what are their differences

SoldComps

One API call, up to 240 real eBay sold prices. Real-time transaction data for resellers, flippers, and developers. Try the live demo free.

Rating
0 reviews
Pricing
Freemium $9 / Monthly (Starter Tier. 2000 requests / month)
Alternatives Is it good?
Flutter Multi-platform Sample

Flutter Multi-platform Sample

Rating
0 reviews
Alternatives Is it good?
Agiliron
Omni-Channel SaaS Solution Suite for Retail, Wholesale & eCommerce businesses sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Base details

Website, pricing, platforms and company facts side by side.

SoldComps
Flutter Multi-platform Sample
Website sold-comps.com github.com
Pricing
Freemium $9 / Monthly (Starter Tier. 2000 requests / month) Official pricing
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Platforms
REST API Web
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Company Startup from Canada · 1 - 9 employees · 2026 —
Listed in
APIs eCommerce Web Scraping eCommerce Tools eCommerce Analytics Ebay Alerts +3
Flutter Flutter Developers Flutter Multi Platform Competitive Intelligence +1

About SoldComps and Flutter Multi-platform Sample

In their own words, as submitted to SaaSHub.

SoldComps
Flutter Multi-platform Sample

SoldComps is an eBay sold-listings API for resellers, flippers, and developers who need real completed-sale data for pricing. A single keyword search returns up to 240 sold listings straight from eBay's completed-sales results — the sold price recorded on each listing, plus shipping, currency,...

Read more about SoldComps

No description of Flutter Multi-platform Sample yet.

Features and specs

What each product offers, as listed by its team.

SoldComps 7 features
Flutter Multi-platform Sample 5 features
  • Sold comps per request
    Up to 240 completed eBay sales per keyword search
  • Response data
    Sold price, shipping, currency, condition, date, seller, item URL
  • eBay marketplaces
    8 regions: US, UK, DE, FR, IT, ES, CA, AU
  • Output & authentication
    Clean JSON from one API-key GET request — no OAuth or XML
  • Data freshness
    Fetched live per request — no cached or stale prices
  • Max Mode (bulk)
    Async auto-paginating sweeps for large pulls, with CSV output
  • Search filters
    Category, price range, condition, and date window
  • Multi-platform support
    The project demonstrates how to build a single Flutter codebase that runs on Android, iOS, Web, macOS, Windows, and Linux, showcasing Flutter's cross-platform capabilities in a practical example.
  • Clean architecture approach
    The sample follows a structured and organized architecture pattern, making it easier for developers to understand best practices for structuring multi-platform Flutter projects with separation of concerns.
  • Good reference for beginners
    It serves as a useful starting point and learning resource for developers who want to understand how to set up and configure a Flutter project that targets multiple platforms simultaneously.
  • Open source by Mindinventory
    Backed by Mindinventory, a recognized Flutter development company, the project benefits from professional development practices and offers a trustworthy reference implementation for the community.
  • Platform-adaptive UI demonstrations
    The sample shows how to adapt UI layouts and behaviors for different screen sizes and platform conventions, which is one of the more challenging aspects of multi-platform Flutter development.

Possible disadvantages

  • Limited community engagement
    The repository has relatively low stars, forks, and contributions compared to other Flutter sample projects, which means fewer community-driven improvements, bug fixes, and discussions.
  • Sparse documentation
    The project lacks comprehensive documentation, detailed setup guides, and thorough explanations of architectural decisions, making it harder for newcomers to fully understand and leverage the codebase.
  • Infrequent updates
    The repository does not appear to be actively maintained with regular updates, which may lead to compatibility issues with newer Flutter SDK versions and outdated dependency usage.
  • Limited real-world complexity
    As a sample project, it covers basic multi-platform scenarios but does not address more complex real-world challenges such as platform-specific plugin integration, advanced state management, or production-level error handling.
  • Minimal testing coverage
    The project appears to lack comprehensive unit tests, widget tests, and integration tests, which limits its value as a reference for production-quality multi-platform Flutter development practices.

Analysis

An editorial look at what each product does well and who it suits.

SoldComps
Flutter Multi-platform Sample

Overall verdict

  • SoldComps appears to be a useful tool for buyers, sellers, and resellers seeking quick access to sold item comparables, primarily useful for pricing research on platforms like eBay, though users should verify data accuracy and coverage against official marketplace tools before relying on it for major decisions.

Why this product is good

  • Provides sold price data that can help users gauge fair market value for items
  • Can save time compared to manually searching through sold listings
  • May offer a simpler or more streamlined interface than default marketplace search tools
  • Useful for resellers, flippers, and collectors who need quick pricing references

Recommended for

  • Online resellers and flippers researching pricing before listing items
  • Casual sellers wanting a quick sense of an item's resale value
  • Collectors checking historical sale prices for specific items
  • Small business owners sourcing inventory who need to verify profitability

Overall verdict

  • Flutter is a solid choice for building multi-platform applications from a single codebase, and a well-structured sample repository can be a good learning resource, though its actual value depends on code quality, documentation, and how up-to-date it is with current Flutter SDK versions.

Why this product is good

  • Demonstrates real-world implementation of cross-platform code sharing (mobile, web, desktop) using Flutter
  • Helps developers understand best practices for structuring a multi-platform Flutter project
  • Saves time by providing boilerplate and architecture patterns instead of starting from scratch
  • Open-source nature allows community contributions, issue tracking, and continuous improvement
  • Useful for comparing platform-specific adaptations (responsive UI, platform channels, conditional imports)

Recommended for

  • Developers new to Flutter wanting to see multi-platform project structure
  • Teams evaluating Flutter for cross-platform app development
  • Students or hobbyists learning responsive and adaptive UI design in Flutter
  • Engineers researching platform-specific code integration (iOS, Android, web, desktop) within a single codebase
  • Open-source contributors looking for a sample project to practice or extend

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
SoldComps
Flutter Multi-platform Sample
100% 100%
eCommerce
0% 0%
0% 0%
Flutter Developers
100% 100%
100% 100%
APIs
0% 0%
0% 0%
Flutter Multi Platform
100% 100%

Questions & Answers

As answered by people managing SoldComps and Flutter Multi-platform Sample.

What makes your product unique?

SoldComps's answer

SoldComps returns real eBay sold listings — completed sales, not active listings or estimates — from a single API call.

One keyword search returns up to 240 sold items, each as clean JSON with:

  • Sold price, shipping, and currency
  • Condition and sale date
  • Seller info and a direct item URL

Most tools lock this data behind a dashboard or require an approved eBay developer account. SoldComps hands it back as a simple authenticated GET request you can integrate in minutes — across 8 eBay marketplaces.

Why should a person choose your product over its competitors?

SoldComps's answer

It's built API-first for people who want the data, not another dashboard to log into.

No eBay developer account, OAuth flow, or approval process — just an API key and a GET request that returns clean JSON. What you get:

  • Up to 240 completed sales per search, across 8 eBay marketplaces (US, UK, DE, FR, IT, ES, CA, AU)
  • Fetched live, so results are never stale
  • Filters for category, price, condition, and date window

Pricing is per search, not per result — a search that returns 10 items or 240 counts as one request — and there's a free tier with no credit card to start.

How would you describe the primary audience of your product?

SoldComps's answer

SoldComps serves four main audiences:

  • Resellers & flippers — price inventory from real sold comps before buying at thrift stores, estate sales, and storage auctions
  • Developers — build price-comparison tools, repricers, or valuation features on clean eBay sold data instead of scraping it themselves
  • Market researchers — analyze demand, price ranges, and sell-through from completed sales
  • Estate-sale & liquidation operators — price large lots quickly

What's the story behind your product?

SoldComps's answer

SoldComps started from a simple, recurring frustration: eBay is the best source of real sold-price data, but actually getting that data is painful.

eBay's own API heavily restricts access to sold listings and gates it behind an approval process, and pulling comps by hand is slow and doesn't scale.

So SoldComps collapses all of that into one clean API call — pass a keyword, get back up to 240 completed sales as structured JSON — so resellers and developers get the pricing data they need without wrestling eBay's API or scraping it themselves.

Which are the primary technologies used for building your product?

SoldComps's answer

SoldComps is built in TypeScript — a Hono API backed by PostgreSQL, with a React web app. Billing runs on Stripe.

Who are some of the biggest customers of your product?

SoldComps's answer

SoldComps is used across its core audiences rather than a few big-name accounts:

  • Resellers and flippers pricing inventory before they buy
  • Developers adding eBay sold-price data to their apps
  • Market researchers analyzing demand and pricing trends
  • Estate-sale and liquidation pros pricing large lots fast

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