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Bitdefender vs LuLu (2026): which should you pick?

As of Nov 12, 2026, Bitdefender grades higher than LuLu: 2.8 against 2.6 out of 4.0.

Checked Oct 17, 2026 and Nov 12, 2026 · graded Oct 17, 2026 and Nov 12, 2026 by ToolGPA

Bitdefender grades higher on features, ease of use and platforms. LuLu grades higher on value for money and the free plan.

Price, platforms and features side by side. The table says where each price was read and when.

Bitdefender

Antivirus suites for computers and phones, with a free Windows tier

Free plan · from $49.99/yr

LuLu

Free open-source Mac firewall for outgoing connections

Free

Which one is for you

Pick Bitdefender if

  • Fits if you're on Windows and want real-time antivirus without paying
  • Works for families with lots of devices, as family plans cover up to 25

Look elsewhere if

  • Pricey if you pay yearly, as Total Security jumps from $59.99 to $109.99 at renewal and every plan renews at full price
  • Skip it if you want a full VPN on Antivirus Plus or Total Security, which cap it at 200 MB a day per device
  • Not for you if you want free protection on a Mac or phone, as the free version is Windows only
  • Watch out: identity insurance and credit monitoring sit on Ultimate Security Plus, $189.99 a year after a $119.99 first year
  • Tight if you'd rather not make an account, as even the free antivirus needs a Bitdefender Central sign-up

Pick LuLu if

  • Fits if you want to see which Mac apps connect to the internet
  • Works for people who want a free firewall for outgoing traffic

Look elsewhere if

  • Skip it if you want protection for incoming traffic, as it watches outgoing connections only
  • Watch out: the maker says some traffic can't be blocked because it bypasses Network Extensions
  • Tight if you dislike setup, as install needs several manual approvals in System Settings
  • Watch out: macOS 15.3 or later is recommended because of network problems in early macOS 15

How we grade them

2.8GPABitdefenderGood2.6GPALuLuGood
Value for money
CTotal Security covers 5 devices for $119.99 for the first 2 years, about $5 a month, right at the dearer quarter of antivirus. Paid yearly it's $59.99 and then $109.99, so $169.98 over two years. Every plan renews at its full price.
AFree and open source, under 60% of the category's cheaper quarter.
Free plan and trial
BAntivirus Free gives a Windows PC real-time malware and ransomware protection with no time limit, and one person on Windows could live on that. Macs and phones need a paid plan, which you can try free for 30 days.
AFree outright with no cap and no locked features.
Features
BAntivirus and scam protection on all four platforms, a password manager from Total Security, parental controls on family plans and identity monitoring higher up. The VPN is capped at 200 MB a day below Premium Security, but the core protection has no gap.
CBlocks and allows outgoing connections with rules, passive mode and block mode. It covers outgoing traffic only, and some traffic is out of its reach.
Ease of use
B4.68 from about 38,000 App Store ratings, a whisker under the 4.7 an A needs. Even the free version wants a Bitdefender Central account first.
CNo rating on record. You approve several things in System Settings, then decide on each new connection.
Platforms and integrations
BWindows, Mac, Android and iPhone, with family plans stretching to 25 devices. No web app, integration list or API on record, so it stops at B.
DMac only, and the maker recommends macOS 15.3 or later. No other platforms or integrations.
Best forfree Windows antivirus, with suites to grow intoseeing and blocking outgoing connections on a Mac

The GPA is the average of the five grades: an A is 4 points, an F is none. The full reasons are on each tool's page: Bitdefender and LuLu. How we grade

Where they differ

  • LuLu is open source, according to its own site.
  • Bitdefender also covers password manager and vPN.
In commonFree planmacOSMalware protection

At a glance

BitdefenderLuLu
PricingFree planFree
Starts at$49.99 per year at renewal (Antivirus Plus, 1 device), after a first year for $24.99Free
Free planBitdefender Antivirus Free gives real-time malware and ransomware protection for Windows PCs, with no time limit. It needs a Bitdefender Central account.None
Free trial30-day free trial of Antivirus Plus and Total SecurityNone listed
macOS
Windows
iOS
Android
Made byBitdefenderObjective-See
Price read frombitdefender.comobjective-see.org
CheckedOct 17, 2026Nov 12, 2026

Worth knowing

Bitdefender

  • Paid plans renew automatically at the full price after the first year: Total Security goes from $59.99 to $109.99, for example.
  • Antivirus Free runs on Windows only; Mac and mobile protection need a paid plan.
  • The VPN in Antivirus Plus and Total Security is capped at 200 MB a day per device.
  • Refunds are available within 30 days of the first purchase or of an automatic renewal.

LuLu

  • The maker says some traffic does not pass through Network Extensions, so LuLu cannot block it.
  • It recommends macOS 15.3 or later because of networking problems in early macOS 15 releases.
  • Installation needs several manual approvals in System Settings.

Key features

Bitdefender

Multi-platform malware protection
Antivirus, malware and ransomware protection for Windows, Mac, Android and iOS on every paid plan, from 1 device up to 25 on family plans.
Scam protection
Blocks phishing and fake shops as you browse. Premium Security and above add Scam Protection Pro, which checks email, chat and text messages.
Bitdefender VPN
Antivirus Plus and Total Security include a VPN limited to 200 MB a day per device. Premium Security and higher plans remove the limit.
Password manager
Total Security and the plans above it include Bitdefender's password manager, one account per member on family plans.
Parental controls
Family plans add content filtering, internet time limits, routines, child location and activity reports.
Identity monitoring
Ultimate Security watches the web and dark web for leaks of your data. Ultimate Security Plus adds identity theft insurance and credit monitoring.

LuLu

Outbound blocking
Alerts on and blocks outgoing connections from apps that have no rule yet.
Rules
Create allow or block rules, with options to auto-allow Apple programs and installed apps.
Passive mode
Runs without alerts, applying existing rules and allowing or denying new connections automatically.
Block mode
Blocks all traffic routed through LuLu, except destinations on an allow list.
Lists
Allow and block lists in the settings window, alongside rule and update options.
Network Extension
Uses Apple's Network Extension framework, which needs manual approval in System Settings.

Plans

Bitdefender

  • Antivirus Free$0

    Basic real-time antivirus for Windows only.

  • Antivirus Plus$49.99

    per year for 1 device at renewal, after a first year for $24.99

    Antivirus, scam protection and a VPN capped at 200 MB a day. First year $24.99; 3 devices cost $39.99 the first year, then $69.99.

  • Total Security$109.99

    per year for up to 5 devices at renewal, after a first year for $59.99

    Adds a password manager and cryptomining protection. First year $59.99. Family (25 devices, parental controls): $79.99, then $139.99.

  • Premium Security$129.99

    per year for up to 5 devices at renewal, after a first year for $79.99

    Adds unlimited VPN traffic, Scam Protection Pro, an anti-tracker and email protection. First year $79.99. Family: $99.99, then $169.99.

  • Ultimate Security$159.99

    per year for up to 5 devices at renewal, after a first year for $89.99

    Adds dark web monitoring and real-time breach alerts. First year $89.99. Family (25 devices): $119.99, then $199.99.

  • Ultimate Security Plus$189.99

    per year for 5 devices at renewal, after a first year for $119.99

    Adds $1M identity theft insurance, credit monitoring and restoration help. First year $119.99. Family: $179.99, then $269.99.

LuLu

  • LuLu$0

    Free and open source; the source is linked from the product page.

Ways to pay less

Bitdefender

  • Other savings

    First-year prices on every paid plan

    First year: Antivirus Plus $24.99, Total Security $59.99, Premium Security $79.99, Ultimate Security $89.99, Ultimate Security Plus $119.99. Each then renews at its full price.

  • Other savings

    Total Security for 2 years at $119.99

    Total Security is also sold as a 2-year subscription: $119.99 for the first 2 years for 5 devices, or $159.99 for the family plan.

LuLu

No public discounts listed.

Common questions

Which is cheaper, Bitdefender or LuLu?

As of Nov 12, 2026, LuLu is cheaper to start with: it is free, against $4.17 a month when paid by the year for Bitdefender. Bitdefender starts at $49.99 per year at renewal (Antivirus Plus, 1 device), after a first year for $24.99, and LuLu is free.

Which has a free plan, Bitdefender or LuLu?

As of Nov 12, 2026, both Bitdefender and LuLu have a free plan.

Which platforms do Bitdefender and LuLu run on?

As of Nov 12, 2026, only Bitdefender lists Windows, iOS and Android apps. Both list a macOS app. A platform missing from a listing is one its maker's pages did not mention.

More comparisons

How this page was made

  • The verdict at the top follows a fixed rule. When both tools are in the same category and either is in our top three for it, the verdict follows that ranking: the higher-placed tool is our pick. The top three weigh who each tool suits as well as its grades, so a pick can go against the GPA. Otherwise the page does not pick one and says which grades higher: the higher GPA first; on a tie, the one with a free plan, then the one that starts cheaper in dollars a month, counted the same way for both; if they are still level, what the choice depends on.
  • The grades are our own, from each tool’s review or report card. The GPA is their average.
  • Prices, plans and platforms come from each tool’s listing. The table above says where each price was read and when.
  • The differences and the answers to the questions are worked out from those listings.
How we review and grade