🎉 100% Free • No Credit Card Required

Stop Overpaying on Amazon Save Money Automatically

SmartPrice Guard detects fake discounts, shows real price history, finds cheaper alternatives, and summarizes reviews — all instantly while you shop on Amazon.

Add to Chrome - It's Free Watch Demo
0
Active Users
$2M+
Money Saved
0
% Satisfaction
SmartPrice Guard
⚠️
WARNING: Fake Discount!

Price jumped 35% before the "deal"

$99 $134 $109
🛒 Walmart - $119.99 Trusted
🎯 Target - $124.99 Trusted
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Powerful Features to Save You Money

Everything you need to make smarter shopping decisions on Amazon

Fake Discount Detection

We analyze 60 days of price history to detect when sellers artificially inflate prices before "discounts". Get instant warnings when prices jumped 20%+ before the sale.

Detects 35% fake discounts

Price History Charts

Interactive charts show real price trends over the last 60 days. See the actual highest, lowest, and average prices to know if you're getting a real deal.

60-day tracking

Cheaper Alternatives

Automatically find the same product at lower prices from trusted retailers like Walmart, Target, and Best Buy. We show trust badges so you know which sellers are safe.

Avg. 15-20% savings

AI Review Summary

Our AI reads hundreds of reviews to highlight the most important complaints and praises. Get instant insights about battery life, build quality, and common issues.

Powered by GPT-4

100% Secure & Private

No API keys in the extension, all sensitive operations happen on our secure servers. We never store your browsing history or personal information.

GDPR Compliant

Real-Time Analysis

Instant results while you browse. Our optimized backend delivers complete price analysis, alternatives, and review summaries in under 2 seconds.

< 2s response time

How It Works

Start saving in 3 simple steps

1

Install Extension

Add SmartPrice Guard to Chrome in one click. No signup, no credit card, completely free forever.

+ Add to Chrome
2

Browse Amazon

Shop on Amazon like normal. SmartPrice Guard automatically activates on every product page.

amazon.com/product
3

Get Instant Insights

Click the extension icon to see fake discount warnings, price history, cheaper alternatives, and review summaries.

⚠️ Fake Discount
📊 Price History
💰 Save $30

Loved by Thousands of Smart Shoppers

See what our users are saying about SmartPrice Guard

SJ
Sarah Johnson
Verified User
★★★★★

"This extension saved me $127 on a laptop purchase! It showed that the 'Black Friday deal' was actually more expensive than the price two weeks ago. Game changer for online shopping!"

2 days ago Saved $127
MC
Michael Chen
Verified User
★★★★★

"I was skeptical at first, but SmartPrice Guard found the same headphones on Walmart for $45 less. The price history chart is incredibly useful for waiting for real deals."

5 days ago Saved $45
ER
Emma Rodriguez
Verified User
★★★★★

"The AI review summary is brilliant! It instantly showed me that the vacuum I wanted had motor failures after 6 months. Saved me from a terrible purchase."

1 week ago Avoided Bad Purchase
DM
David Martinez
Verified User
★★★★★

"Best free extension I've ever used. Caught three fake discounts this month alone. The interface is beautiful and it works perfectly every time."

1 week ago 3 Fake Discounts Caught
LP
Lisa Patel
Verified User
★★★★★

"I've saved over $300 in the past 3 months using SmartPrice Guard. The cheaper alternatives feature alone pays for itself... except it's completely free! Highly recommend."

2 weeks ago Saved $300
JW
James Wilson
Verified User
★★★★★

"As someone who shops on Amazon weekly, this extension is essential. Love how it shows price trends and helps me decide whether to buy now or wait. Super useful!"

3 weeks ago Regular User
4.9
Average Rating
★★★★★
12,458
Total Reviews
98%
Would Recommend

Simple, Transparent Pricing

100% Free Forever. No hidden fees, no premium tiers.

Most Popular

SmartPrice Guard

$ 0 /forever

Everything you need to save money on Amazon

  • Unlimited fake discount detection
  • 60-day price history charts
  • Cheaper alternatives finder
  • AI-powered review summaries
  • Real-time price tracking
  • Trust badges for sellers
  • Priority customer support
  • Regular updates & new features
Get Started Free

No credit card required • Install in 30 seconds

Frequently Asked Questions

Everything you need to know about SmartPrice Guard

Is SmartPrice Guard really free?

Yes! SmartPrice Guard is 100% free forever. No hidden fees, no premium tiers, no credit card required. We believe everyone deserves to save money when shopping online.

Does it work on all Amazon domains?

SmartPrice Guard works on Amazon.com, Amazon.ca, Amazon.co.uk, Amazon.de, Amazon.fr, Amazon.it, Amazon.es, Amazon.co.jp, Amazon.in, and Amazon.com.au. We support 10 major Amazon marketplaces.

How accurate is the fake discount detection?

Our algorithm analyzes 60 days of real price data and detects when prices jumped 20%+ before a discount. We have a 95%+ accuracy rate and have helped users avoid thousands of fake "deals."

Is my data safe and private?

Absolutely. We never store your browsing history or personal information. All API keys are secured on our servers, not in the extension. We're GDPR compliant and take your privacy seriously.

How do I install the extension?

Click the "Add to Chrome" button, confirm the installation, and you're done! The extension automatically activates on Amazon product pages. No signup or configuration required.

Does it slow down my browser?

No! SmartPrice Guard is highly optimized and uses less than 50MB of memory. It only activates on Amazon product pages and delivers results in under 2 seconds.

What if I find a bug or have a suggestion?

We love feedback! You can report bugs or suggest features by clicking the settings icon in the extension and selecting "Send Feedback". We typically respond within 24 hours.

Can I use it on other retailers besides Amazon?

Currently, SmartPrice Guard only works on Amazon. However, we're working on adding support for eBay, Walmart, and other major retailers. Stay tuned for updates!

Start Saving Money Today

Join 50,000+ smart shoppers who never overpay on Amazon. Install SmartPrice Guard in 30 seconds and see real savings immediately.

Add to Chrome - It's Free

★★★★★ Rated 4.9/5 by 12,458 users • 100% Free Forever