What is the best alternative to Keepa · Price Tracker on iPhone?

ShopSavvy - Shopping Assistant, A tier, #2 in price tracking.

Is there a free alternative to Keepa · Price Tracker?

Yes: ShopSavvy - Shopping Assistant (A tier, #2) is free to download, with in-app purchases.

No. Keepa · Price Tracker is #1 in price tracking.

Keepa · Price Tracker is S tier, #1 of the 7 tiered apps in price tracking. Here is everything that competes with it on iPhone, in tier order.

2
ShopSavvy - Shopping AssistantA
Free + IAP · ★ 4.4 · 10,164 ratings · score 89
Shopping app that searches retailers for products, tracks price history and deals, and summarizes reviews and product.
3
CheapCharts - Movie & TV DealsA
Free download · ★ 4.7 · 7,645 ratings · score 84
Tracks price drops on movies, TV shows, books, audiobooks and music in the Apple TV Store, with Wishlist alerts.
4
HotStock - in-stock alertsA
Free + IAP · ★ 4.7 · 21,060 ratings · score 81
Tracks stock and price of hard-to-get products and notifies you when they are back in stock.
5
PS DealsC
Free + IAP · ★ 4.8 · 47,367 ratings · score 66
Tracks PlayStation Store game and add-on prices in 47 countries, with price drop alerts and price history.
6
SCOUT - Shopping AssistantC
Free download · ★ 4.7 · 29 ratings · score 62
Free wishlist and price tracker that collects products from any store and alerts you on price drops and stock changes.
7
NT DealsD
Free + IAP · ★ 4.8 · 3,263 ratings · score 51
Tracks Nintendo eShop game and add-on prices, discounts and price history for Switch and 3DS, with price drop.

What is the best alternative to Keepa · Price Tracker on iPhone?: ShopSavvy - Shopping Assistant, A tier, #2 in price tracking.
Is there a free alternative to Keepa · Price Tracker?: Yes: ShopSavvy - Shopping Assistant (A tier, #2) is free to download, with in-app purchases.
Does anything rank above Keepa · Price Tracker?: No. Keepa · Price Tracker is #1 in price tracking.