Skip to content
SPECIFICTION
Get listed

Avast One vs Bitdefender Antivirus Plus

Avast One

avast.com

Bitdefender Antivirus Plus

bitdefender.com

Side by side

FigureAvast OneBitdefender Antivirus Plus
Price fromFree$2.08/mo
Free planYes—
Free trialYesYes
Open source——
WindowsYesYes
macOSYesYes
iOSYesYes
AndroidYesYes
Plans published84
Spec score · Antivirus software9.4 (#2)9.1 (#5)
Company historyAvast says Pavel Baudiš and Eduard Kučera founded Alwil in Prague in 1988, renamed it Avast Software in 2010 and joined Gen in 2022.Bitdefender's company page describes its cybersecurity work as dating from 2001.
Device limit303
Founded19882001
Free planYesYes
HeadquartersPrague, Czech RepublicBucharest, Romania
Protection scopecomplete securityinternet security
Ransomware protectionThe free tier includes ransomware protection that restricts untrusted apps from changing protected folders.Yes
SupportOfficial help provides contact options, account help, forums and an academy.The product page says expert assistance is available 24/7.
Supported platformsWindows,macOS,Android,iOSWindows,macOS,iOS,Android

Plans

Avast One

  • BasicPrice not published
  • BasicPriced on request
  • Silver Device Protection module$2.99 a month
  • Gold$6.99 a month
  • Platinum$9.99 a month
  • Free AntivirusFree
  • Premium Security$49.99 a year
  • Ultimate$69.99 a year

Avast One pricing →

Bitdefender Antivirus Plus

  • Antivirus Plus, 1 device$24.99 a year
  • Antivirus Plus, 3 devices$29.99 a year
  • Bitdefender Antivirus Plus Multiplatform — 1 device$24.99 a year
  • Bitdefender Antivirus Plus Multiplatform — 3 devices$29.99 a year

Bitdefender Antivirus Plus pricing →

In their own words

Avast One

Avast One is a security suite for Windows, macOS, Android, and iOS, with its protection scope described as complete security. Listed features include ransomware protection, junk cleanup, a startup manager, scheduled maintenance, and built-in ad blocking. The product supports cross-device sync, Chrome Store extensions, and a Chromium browser engine. Windows support covers Windows 10 and 11, and the device limit is 30. Avast One has a free plan. The Silver Device Protection module costs $2.99 a month and adds device-protection features. Gold costs $6.99 a month and includes expanded security, privacy, and performance features. Platinum costs $9.99 a month and is described as the broadest listed protection tier. The listed pricing note says paid from $2.99/mo, while another listed paid-from amount is 65.99 /yr. The maker is headquartered in Prague, Czech Republic, and was founded in 1988.

Visit avast.com

Bitdefender Antivirus Plus

Bitdefender Antivirus Plus Multiplatform protects Windows, macOS, iOS, and Android devices against malware, ransomware, scams, and other online threats. Real-time detection covers viruses, ransomware, zero-day exploits, rootkits, and spyware. Web protection blocks phishing and fake-shop sites, and layered ransomware protection safeguards documents, pictures, videos, and music from encryption. On Windows PCs, Vulnerability Assessment checks for outdated or vulnerable software, missing Windows security patches, and potentially unsafe settings. Data Breach Detection checks whether email addresses have appeared in known third-party breaches. The included basic VPN allows 200 MB of traffic per day per device; unlimited traffic requires adding Premium VPN. Plans are listed for one or three devices: the first-year prices are $24.99 a year and $29.99 a year, respectively, plus applicable sales tax for the Multiplatform plans. Subscriptions may renew automatically. The maker offers a 30-day full trial without a credit card, says assistance is available 24/7, and says customers may request a refund within 30 days of purchase or renewal.

Visit bitdefender.com