# Keepa · Price Tracker vs Parallel Exchange

The clearest difference is ratings volume: Keepa · Price Tracker at 1.5K against Parallel Exchange's 1. Parallel Exchange's advantage is rating (5.0 vs 4.8) and update cadence (every 2 days vs every 4 days). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Parallel Exchange holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Keepa · Price Tracker has 1.5K ratings behind it against 1, so its average is the more settled of the two.

Keepa · Price Tracker ships an update every 4 days, Parallel Exchange every 2 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Keepa · Price Tracker | Parallel Exchange |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (1.5K ratings)](https://appshunter.io/ios/app/keepa-price-tracker/id1518541385/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/parallel-exchange/id6758213940/reviews)** |
| Number of ratings | **1.5K** | 1 |
| Positive reviews | 51.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 2 days** |
| Monetization | Free | Free |
| Size | 79 MB | 39 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Keepa.com](https://appshunter.io/developer/1518541384) | [Mitchell McCain](https://appshunter.io/developer/1871508860) |

## What reviewers say

### Keepa · Price Tracker

[App page](https://appshunter.io/ios/app/keepa-price-tracker/id1518541385)

This app provides detailed price history charts for millions of Amazon products, allowing users to spot trends, avoid fake discounts, and find the lowest historical prices. Set alerts for price drops or stock availability to shop smarter and sell better.

**Highlights:** Price history graphs, Price drop alerts, Availability alerts, Product search, Barcode scanner, Sales rank history, International Amazon support

**In-app purchases:** none


### Parallel Exchange

[App page](https://appshunter.io/ios/app/parallel-exchange/id6758213940)

Connect with local individuals to exchange goods and services without using cash. Discover trading partners, list your offerings, and negotiate deals through in-app messaging. This platform promotes a sustainable, community-focused approach to bartering.

**Highlights:** Local discovery with adjustable radius, Smart matching for potential trades, User verification and reputation system, In-app messaging with quick replies, Track environmental impact of trades

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Keepa · Price Tracker free?

Keepa · Price Tracker is free to download, with no in-app purchases.

### Is Parallel Exchange free?

Parallel Exchange is free to download, with no in-app purchases.

### Which has better reviews, Keepa · Price Tracker or Parallel Exchange?

Parallel Exchange is rated higher. Keepa · Price Tracker averages 4.8 out of 5 from 1.5K ratings, while Parallel Exchange averages 5.0 from 1 ratings.

### Do Keepa · Price Tracker or Parallel Exchange have ads?

Neither Keepa · Price Tracker nor Parallel Exchange shows ads.

### Which is updated more often, Keepa · Price Tracker or Parallel Exchange?

Keepa · Price Tracker ships an update every 4 days, and Parallel Exchange every 2 days. Most recently, Keepa · Price Tracker was updated on October 25, 2026 and Parallel Exchange on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*