Best World Sounds alternatives: apps like World Sounds: detector

10+ similar apps compared and reviewed

4.2 avg rating
9 free apps
Updated November 2026

World Sounds is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

KobCard

KobCard by KOB MARKETING

Gift Card Information Platform
4.1(387 ratings)
Free
KobCard screenshot 1
KobCard screenshot 2
KobCard screenshot 3
KobCard screenshot 4

KobCard is a comprehensive gift card information platform that offers real-time exchange rates, price calculations, and the latest news on gift cards. It serves as a one-stop destination for individuals looking to buy, sell, or stay informed about the world of gift cards.

Get More Info

Top Alternatives to World Sounds

Planetary Gear Calculator#3

Planetary Gear Calculator by Heng Jia Liang

Design Planetary Gears System
Worth Considering
📊 Productivity
4.7(6 ratings)
$3.99
Planetary Gear Calculator screenshot 1
Planetary Gear Calculator screenshot 2
Planetary Gear Calculator screenshot 3
Planetary Gear Calculator screenshot 4
Planetary Gear Calculator screenshot 5
Planetary Gear Calculator screenshot 6

Calculate gear teeth and speed for planetary gear systems. Quickly simulate how these systems work on the fly, ideal for DIYers designing their own systems before 3D printing. Understand the formulas and components of epicyclic gear systems.