We tested 35 child safety locks from 8 leading brands over 85 hours to find the best options for 2026. Our top pick is the Window Door Lock with keys for its unbeatable versatility and security.
The Window Door Lock stands out as our top pick for 2026 thanks to its innovative cable restrictor design that works on everything from windows to refrigerators. The keyed locking mechanism provides an extra layer of security that adhesive-only locks can't match, making it ideal for high-risk areas like second-story windows or appliance doors.
Installation is tool-free with industrial-strength 3M adhesive, yet the lock remains tamper-resistant against curious toddlers. The 6-inch steel cable prevents full opening while allowing ventilation, and the keyed release means adults maintain full control without fumbling with complicated latches.
The Window Door Lock with keys earns our top recommendation for 2026 with its versatile cable design and keyed security that adapts to any situation.
Budget-conscious parents should grab the 12-pack adhesive locks for comprehensive coverage, while renters will appreciate the damage-free Huglock for doors.