IOBIT Smart Defrag Free CD Keys
Download premium software for free and activate one of the working CD keys
It offers deeper defragmentation for quicker startup and up to 200% faster file access speed. Enhanced boot time defrag and auto defrag features help you optimize registry and system files at startup or during idle time to prolong disk lifespan.
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Available CD Keys
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Working Keys
Free CD Keys & Activation Codes
Activate working CD keys for premium software
Key Status Guide:
New: Fresh, unused keys
Active: Working and available
Limit: Usage limit reached
Expired: Past validity date
Keys automatically expire based on their validity dates. Report non-working keys to help improve the system.
Some keys expire within a month (24 days). Activate them before they expire!
Note: Once expired, the key won't activate and your software's pro version will stop working.
1A6E6-C25FE-C5C3D-724BAProgram Version:
11.2
Status:
active
Valid From:
2025-09-17
Valid Until:
2026-03-04
No reports
CD2A0-5B433-8E0F9-E51BAProgram Version:
11.2
Status:
active
Valid From:
2025-09-17
Valid Until:
2026-03-21
No reports
1F571-2285F-95EA6-C00BAProgram Version:
11.0
Status:
expired
Valid From:
2025-09-01
Valid Until:
2026-02-02
No reports
| Key | Actions | |||||
|---|---|---|---|---|---|---|
1A6E6-C25FE-C5C3D-724BA | active | No reports | 11.2 | 2025-09-17 | 2026-03-04 | |
CD2A0-5B433-8E0F9-E51BA | active | No reports | 11.2 | 2025-09-17 | 2026-03-21 | |
1F571-2285F-95EA6-C00BA | expired | No reports | 11.0 | 2025-09-01 | 2026-02-02 |
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How to Activate Your Pro Software
Follow these simple steps to unlock premium features with our verified CD keys
Download the Program
Click the download button above to get the official software from the developer's website.
Find the Activation Option
Look for 'Enter a key', 'Already have a key', or 'Activate' option in the program interface.
Copy & Paste CD Key
Copy one of the working CD keys from the table below and paste it into the activation field.
Important Tips
Make sure to download from the official website, not third-party sources
If a key doesn't work, try another one from the list
Some programs may require internet connection for activation
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