Keepa · Price Tracker vs Ring Sizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Keepa · Price Tracker
Track Amazon product prices and receive alerts for drops or restocks. Analyze price history, sales rank, and offer counts to shop smarter and identify the best deals.
- Price history graphs
- Price drop alerts
- Availability alerts
- Product search and scanner
- Sales rank history
- International Amazon support
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Shop smarter. Sell better. Never overpay. Keepa® is the world’s most popular Amazon price tracker. Whether you are a savvy shopper waiting for the perfect deal, or a seller analyzing market trends, Keepa provides the transparency and data you need to make the right decision. Access detailed price history charts for over 8 billion Amazon products directly on your phone. See through fake discounts, spot seasonal trends, and find the lowest historical price in seconds. KEY FEATURES: + Comprehensive Price History Graphs Instant transparency. View detailed charts showing Price history (New, Used, Warehouse Deals), Sales Rank, Buy Box history, and Offer counts. Zoom in to see daily fluctuations or zoom out to view years of data. + Price Drop & Availability Alerts Don't constantly refresh the page. Simply set your desired price, and Keepa will notify you when the price drops or when a product comes back in stock. Ideal for securing the best deals or monitoring competitor inventory. + Global Product Search & Scanner Find what you need instantly. Search specifically for Amazon products or use the built-in barcode scanner to check online prices while you are in a retail store. + Deep Market Insights Go beyond the price tag. Access advanced data including: • Sales Rank History: Gauge product popularity over time. • Buy Box Statistics: See who is winning the sale and at what price. • Offer Counts: Track how many sellers are competing on a listing. • Rating & Review History: Monitor product reputation trends. + International Amazon Support Track prices across the globe. Keepa supports Amazon locales in the US, Germany, UK, France, Italy, Spain, Canada, Japan, India, Mexico, and Brazil. Download Keepa today and master the Amazon marketplace.
Ring Sizer
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Ring Sizer helps you find the right ring size before ordering online. Measure an existing ring, use a paper or string guide, convert between common size systems, and save sizes for different fingers or people. The app gives practical guidance when you are between sizes, buying wider bands, or choosing a gift ring. Use Ring Sizer to: - estimate size from an existing ring - measure finger circumference with a simple guide - convert US, EU and UK ring sizes - save sizes per finger - make online ring shopping more confident Ring sizes can vary by brand and ring style, so estimates are intended as a helpful starting point. Terms of Use (EULA): https://georgevalandis.com/apps/ring-sizer/terms-and-conditions/ Privacy Policy: https://georgevalandis.com/apps/ring-sizer/privacy-statement/
Screenshots
Verdict
The clearest difference is in-app purchases: Keepa · Price Tracker at none against Ring Sizer's 2. On price, ads, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Ring Sizer sells 2 in-app purchases, starting at $3.99 per year. Keepa · Price Tracker asks for nothing beyond the download.
| Parameter | Keepa · Price Tracker | Ring Sizer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (1.6K ratings) — better | — |
| Positive reviews | 51.6% of reviews | — |
| Number of ratings | 1.6K — better | — |
| Update frequency | Every 4 days | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.4 — better | 17.0 |
| Further details — not scored | ||
| Size | 79 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Keepa.com | Georgios Avenidis |
In-app purchases
Keepa · Price Tracker
No in-app purchases
Ring Sizer
- Ring Sizer Yearly$3.991 Year
- Ring Sizer Lifetime$8.99
Questions
Is Keepa · Price Tracker free?
Is Ring Sizer free?
Do Keepa · Price Tracker or Ring Sizer have ads?
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