PC Atomic Sync is safe to use and has zero negative impact on computer performance.
It is a lightweight Windows utility designed to synchronize your local system clock with ultra-accurate internet atomic time servers via the Network Time Protocol (NTP). While Windows has a native synchronization tool, it only updates once every seven days by default. PC Atomic Sync allows you to customize and increase this frequency easily. Safety Review
Malware-Free: Official, untampered versions downloaded from reputable software repositories are completely free of malware, spyware, and adware.
Registry Cleanliness: Unlike invasive optimization tools, it does not modify critical OS files or corrupt registry keys. It simply automates the built-in Windows time-update APIs.
Network Security: It communicates solely through standard NTP ports (UDP Port 123) to establish connection with verified servers like the National Institute of Standards and Technology (NIST). It does not act as an open gateway or expose your PC to external attacks. Performance Impact Test Results
CPU Utilization (0%): The software remains completely dormant in the background. When an active synchronization occurs, CPU usage spikes briefly to less than 0.1% for a fraction of a second before returning to zero.
RAM Overhead (< 5 MB): Its memory footprint is virtually unnoticeable. Even when running actively as a background service, it consumes less RAM than a single empty browser tab.
Network Bandwidth (Negligible): A typical NTP synchronization packet is roughly 48 bytes. A full month of continuous hourly syncs consumes less data than loading a single image on a webpage.
Storage Footprint (< 2 MB): The installation folder takes up minimal space on your drive and does not generate expanding cache files. Benefits of Maintaining an Accurate Clock
Security Certificates: Many websites will throw privacy or SSL/TLS errors if your system clock drifts even slightly out of sync with their security certificates.
Data Integrity: Accurate timestamps ensure that file modifications, automated system backups, and database logs do not overlap or conflict.
Online Gaming: Multiplayer anti-cheat systems require your local PC time to match game servers to prevent session timeouts or bans. If you’d like to narrow this down, please tell me:
Are you noticing a specific error (like SSL errors or anti-cheat issues) that made you look into this tool? Is your computer currently losing or gaining time rapidly? What version of Windows are you running? Release Notes for DSM | Synology Inc.
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