Best apps like Radiantek CO2

CPU Identifier

See what your device is up to.

Free

Discover detailed information about your device's hardware. View CPU type, memory usage, and storage details. A convenient widget provides quick access to free memory and space usage directly from your notification center.

G-Spy

Check privacy risks

Free

Detect hidden wired and wireless cameras, including Wi-Fi and Bluetooth devices, to secure your personal space. Store scan results for future reference and take control of your privacy.

CITIZEN Bluetooth Watch

PROXIMITY

Free

This app connects your smartphone to compatible Bluetooth watches, offering automatic time synchronization, world time settings, and notifications for calls and messages. It also features alarm setting, a light level indicator for the watch's power, and tools to locate your smartphone or alert you if the connection is lost.

Christmas Ringtones & Songs

Xmas Carols, Tones & Sounds

Free

Personalize your phone with festive Christmas songs, ringtones, and notification sounds. Enjoy a Christmas carol player, customizable alerts, and alarm tones to bring holiday cheer to your device.

Unit Converter HD.

30 categories, 700+ units

Free

Easily convert over 700 units across 30 categories with this powerful tool. It offers a user-friendly interface, dark mode support, and a backspace key for quick corrections. Save time on all your measurement conversion needs.

eSign — PDF Documents Filler.

Fill & e-Sign: Signature Maker

Free

Easily fill, sign, and manage documents digitally without printers or scanners. Scan paper, create signatures, and share signed PDFs instantly. Streamline your paperwork from anywhere.