1: Support various data encryption and decryption;
2: Support multi-scenario life information query, such as horoscope query, exchange rate query, garbage classification query, etc.;
3: Support various network tools, such as IP address query, port scanning, Ping, etc.;
4: Support various video clips to extract tools;
5: Support Chinese and English signature design;
6: Support QR code generation and scanning, base conversion, handheld barrage, etc.