Comparison

Rastrear Concept vs Which One? Compare Prices

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Which One? Compare Prices

Compare prices by volume, qtd

Free

🔧 Utilities

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About

Rastrear Concept

Features

Read full description

Este aplicativo permite visualizar os seus veículos rastreados pela Concept Tecnologia. Através dele você saberá a ultima localização em um mapa detalhado podendo até ver a foto do local. Também é possível bloquear e desbloquear (veículos com o opcional instalado) e visualizar percursos anteriores de forma fácil e intuitiva.

About

Which One? Compare Prices

This app helps you make smart purchasing decisions by comparing prices of different product sizes and quantities. It quickly calculates the best value, ensuring you save money on everyday items. An Apple Watch integration allows for convenient comparisons directly from your wrist.

Highlights

Price comparison by volume
Quantity comparison
Best value calculation
Apple Watch integration
Save money on purchases

Features

Read full description

Have you been in the supermarket watching the offerings and wondering if that big soda pack makes up for more than two small ones? If the pack with 12 rolls of paper is cheaper than the two of 6 rolls? Or if the big cereal box is even on offer? The App Which One? comes to solve these small daily dilemmas. Quickly enter the values and the app shows the best option for you! And if you have an Apple Watch, find out which product compensates more directly from your wrist with the included integration, without having to take the iPhone out of your pocket! Start saving with convenience and make the right choices, download now!

Screenshots

Rastrear Concept4 screens

Which One? Compare Prices4 screens

Verdict

The call

The clearest difference is in-app purchases: Rastrear Concept at none against Which One? Compare Prices's 2. Rastrear Concept also leads on update cadence (every 2 weeks vs every 6 weeks). Which One? Compare Prices's advantage is iOS requirement (9.0 vs 18.0). On price, ads and device support 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Which One? Compare Prices sells 2 one-off in-app purchases. Rastrear Concept asks for nothing beyond the download.

UpkeepUpdate frequency

Rastrear Concept ships an update every 2 weeks, Which One? Compare Prices every 6 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard3 real differences · 5 level

Rastrear Concept versus Which One? Compare Prices: the parameters behind the verdict, then further details
Parameter	Rastrear Concept	Which One? Compare Prices
Price	Free	Free
Positive reviews	—	66.7% of reviews
Update frequency	Every 2 weeks — better	Every 6 weeks
Ads	No	No
In-app purchases	No — better	Yes
Monetization	—	Free
Devices	iPhone, iPad	iPhone, iPod, Apple Watch — better
Requires iOS	18.0	9.0 — better
Further details — not scored
Size	52 MB	38 MB
Age rating	4+	+4
Developer	Concept Tecnologia e Engenharia de Software	Lucas Yamashita

In-app purchases

None

Rastrear Concept

No in-app purchases

2 purchases

Which One? Compare Prices

One-time2

Remove Ads$0.99
Premium$1.99

Questions

Is Rastrear Concept free?

Rastrear Concept is free to download, with no in-app purchases.

Is Which One? Compare Prices free?

Which One? Compare Prices is free to download, with in-app purchases available.

Do Rastrear Concept or Which One? Compare Prices have ads?

Neither Rastrear Concept nor Which One? Compare Prices shows ads.

Which is updated more often, Rastrear Concept or Which One? Compare Prices?

Rastrear Concept ships an update every 2 weeks, and Which One? Compare Prices every 6 weeks. Most recently, Rastrear Concept was updated on November 6, 2026 and Which One? Compare Prices on November 3, 2026.