ยินดีต้อนรับสู่ DealMonitor

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v0.12: HTTP-First Scraping and the End of Selenium Dependency

DealMonitor v0.12 introduces an HTTP-first scrape pipeline with curl_cffi TLS fingerprinting, flight price tracking via APIs, and smart header rotation. Faster results, fewer browser instances.

Regime Change: How CatBoost Dethroned Our Previous Price Detection Model

This weekend CatBoost replaced LightGBM as our best price detection model. A behind-the-scenes look at our ML pipeline.

The 5 Best Price Comparison Tools in 2026 — Compared

Which price comparison tool is the best? We compare DealMonitor, Google Shopping, Keepa, CamelCamelCamel, and Honey — with pros and cons for every use case.

Amazon Price History: How to Track Prices the Right Way

Learn how to view Amazon price history and track prices over weeks and months. With a price tracker, you can spot real deals and avoid fake discounts.

v0.11: API Integrations for Etsy, Game Stores, and Multi-Price Tracking

DealMonitor v0.11 adds Etsy Open API v3, IsThereAnyDeal for game prices, multi-price per URL tracking, a Chrome pool with health monitoring, and shop scrape mode auto-learning.

Already Thinking About Christmas Gifts? Yes, March Is the Right Time.

Track gift prices early and spot real Black Friday bargains. Three real-world examples show how much you can save with price history.

v0.10: Tackling Amazon and AliExpress with APIs

DealMonitor v0.10 integrates Amazon Creators API and AliExpress affiliate API, adds currency forcing for international Amazon shops, Steam age gate bypass, and fixes price detection edge cases.

How Online Shops Trick You Into Buying — And How to Fight Back

The psychology behind urgency tactics, fake discounts, and dark patterns — and how a price tracker puts you back in control.

DealMonitor Goes Beta: Everything That's New

DealMonitor officially enters beta! Celebrate with us as we look back at the features that got us here: Telegram and push notifications, dark mode, AI price detection, cross-shop comparison, and much more.

The Ultimate Guide to Smart Online Shopping

Master smart online shopping with this comprehensive guide. Learn research strategies, price comparison tactics, and tools to get the best deals every time.

v0.8: Dark Mode, Error Monitoring, and Our First Blog Posts

DealMonitor v0.8 brings dark mode with system preference detection, Sentry error monitoring, a blog with SEO-optimized posts, frontend tests with Vitest, and a desktop navigation bar.

v0.7: Web Push Notifications and Dashboard Search

DealMonitor v0.7 adds Web Push notifications with VAPID and service workers, dashboard search, toast notifications, health checks, async notification delivery, and database performance improvements.

How AI Detects Prices on Any Website

Learn how machine learning extracts accurate prices from any online store. Discover why AI-powered price detection outperforms traditional scraping methods.

v0.6: Telegram Notifications, Tracker Groups, and Sharing

DealMonitor v0.6 adds Telegram bot notifications, tracker groups with drag-and-drop, share via link, CSV export, check priority, and price statistics.

5 Ways to Save Money with Price Alerts

Discover 5 proven strategies to save money using price alerts. Learn how to set target prices, time seasonal sales, and maximize your savings on every purchase.

v0.5: Google OAuth and 9 Languages from Day One

DealMonitor v0.5 adds Google OAuth authentication, multi-language support for 9 locales, a landing page with feature overview, rate limiting, and email verification.

How to Track Prices Online

Learn the best methods to track prices online and never miss a deal. Discover browser extensions, price alerts, and AI-powered tools that save you money.