Security

Kaspersky's 2019 Windows antivirus software offers great protection, a moderate system hit and many extra features with the pricier products.

OurPact is one of the best parental-control apps for Android users, and Apple has reinstated it on iOS.

Screen Time is great at managing kids' smartphone time, but some other parental-control features cost extra.

The Nest Cam IQ Outdoor is a well-constructed, tamper-resistant, intelligent camera that's part of the Nest Home security ecosystem.

As the successor to Dropcam, the Nest Cam Indoor continues to set the standard for wireless home security cameras.

MMGuardian has tons of features, but it's undermined by a terrible user interface.

Zoolz Cloud Backup has an appealing desktop interface, but it's hampered by very slow downloads, pricey plans and nearly inert mobile apps.

IdentityForce offers the best overall service when credit monitoring is factored in, but LifeLock has the edge on pure identity protection.

The best all-round VPN service for speed, privacy and unblocking.

LifeLock offers the most comprehensive personal-data monitoring and a great deal on antivirus software, but it's pricey.

IDShield's frequent three-bureau credit reports and scores are great bargains, though IdentityForce and LifeLock monitor more personal data.

Identity Guard Premier's selling point is IBM's Watson artificial intelligence, but that doesn't make up for the fairly paltry feature set.

While it's affordable and easy to use, the Ring Alarm home security kit doesn't offer much regarding home automation.

Ring's Pro doorbell provides extra customization for motion alerts, sharp video quality and a sleek design, but the installation process could be easier.

Ring Video Doorbell 2 is flexible enough to go anywhere, plus it has good motion-alert settings and low cloud-storage costs.

If you're looking for a good video doorbell but don't want to spend more than $100, look no further.

Acronis True Image is expensive and complicated, but it offers a wide range of options and features for hard-core PC users.

1Password has improved its Windows and Android software, but the password manager still feels like a legacy Mac app overall.

The Adobe Iota offers easy setup and everything you need to watch over your house, though the built-in camera has some limitations.

While its feature set is limited, the Blink XT is a reliable wireless indoor/outdoor camera that covers the essentials and even includes free cloud storage.

Qustodio monitors Mac and PCs as well as mobile devices, but it can get pricey.

The Arlo Ultra delivers top-notch video, a great set of features and powerful but easy-to-use software.

Net Nanny is one of the best parental-control apps on iOS or Android, though it lacks call or text monitoring.

If you're invested in Nest's smart-home ecosystem, this is the keyless lock to get.

This smart lock uses your fingerprint as an added layer of security.

An excellent key-free smart lock, especially if you use Google, Amazon or Apple smart home devices.

The Canary Pro wireless security camera has temperature and air-quality sensors, which partly justify its somewhat high price.

RoboForm offers all the basics of a password manager, but it needs an overhaul to compete with LastPass or Dashlane.

The SimpliSafe Essentials kit is easy to set up and even easier to use.