Apps like Ransomware Defender

Here are some great alternatives to Ransomware Defender by ShieldApps :
eScan Mobile Security
eScan Mobile Security
★4.3
Mobile Security & Antivirus
Mobile Security & Antivirus
★4.5
VirusBuster Mobile
VirusBuster Mobile
★4.0
Comodo Security Antivirus VPN
Comodo Security Antivirus VPN
★3.7
Mobile Security & Antivirus
Mobile Security & Antivirus
★4.6
Anti-virus Dr.Web Light
Anti-virus Dr.Web Light
★4.3
1 Antivirus: one Click to Scan
1 Antivirus: one Click to Scan
★4.5
Anti Spyware Scanner
Anti Spyware Scanner
★3.6
AVG Protection
AVG Protection
★4.7
Dr.Web Security Space
Dr.Web Security Space
★4.3
ZoneAlarm Mobile Security
ZoneAlarm Mobile Security
★4.0
Antivirus AI - Virus Cleaner
Antivirus AI - Virus Cleaner
★4.4
Malware and Virus Remover
Malware and Virus Remover
★4.2
Norton360 Antivirus & Security
Norton360 Antivirus & Security
★4.6
Quick Heal Total Security
Quick Heal Total Security
★3.9
Antivirus and Mobile Security
Antivirus and Mobile Security
★4.2