Is Google Calendar Safe?
Exercise caution with Google Calendar. Google Calendar is a Chrome extension with a Nerq Trust Score of 48.2/100 (D), based on 3 independent data dimensions. It is below the recommended threshold of 70. Security: 90/100. Popularity: 0/100. Data sourced from Chrome Web Store metadata, permissions analysis, developer verification, and update history. Last updated: 2026-03-25. Machine-readable data (JSON).
Is Google Calendar safe?
NO — USE WITH CAUTION — Google Calendar has a Nerq Trust Score of 48.2/100 (D). It has below-average trust signals with significant gaps in security, maintenance, or documentation. Not recommended for production use without thorough manual review and additional security measures.
Trust Score Breakdown
Key Findings
Details
| Author | Unknown |
| Category | chrome |
| Source | N/A |
Google Calendar Across Platforms
Same developer/company in other registries:
Safety Guide: Google Calendar
What is Google Calendar?
Google Calendar is a Chrome extension — Quick view and add events to Google Calendar from any page. By Google..
How to Verify Safety
Review permissions carefully. 'Read all data on all websites' is high risk.
You can also check the trust score via API: GET /v1/preflight?target=Google Calendar
Key Safety Concerns for Chrome extensions
When evaluating any Chrome extension, watch for: excessive permissions, data harvesting, permission creep.
Trust Assessment
Google Calendar has a Nerq Trust Score of 48/100 (D) and has not yet reached Nerq trust threshold (70+). This score is based on automated analysis of security, maintenance, community, and quality signals.
Key Takeaways
- Google Calendar has a Trust Score of 48/100 (D).
- Review carefully before use — below trust threshold.
- Always verify independently using the Nerq API.
Detailed Score Analysis
| Dimension | Score |
|---|---|
| Security | 90/100 |
| Privacy | 90/100 |
| Reliability | 50/100 |
| Transparency | 60/100 |
| Maintenance | 60/100 |
Based on 5 dimensions. Data from Chrome Web Store metadata, permissions analysis, developer verification, and update history.
What data does Google Calendar collect?
Google Calendar has a privacy score of 90/100. Review the documentation and privacy policy for data handling details.
Full analysis: Google Calendar Privacy Report · Privacy review
Is Google Calendar secure?
Security score: 90/100. This meets the recommended security threshold for production use.
Nerq monitors this entity against NVD, OSV.dev, and registry-specific vulnerability databases for ongoing security assessment.
Full analysis: Google Calendar Security Report
Google Calendar across platforms
Same developer/company in other registries:
How we calculated this score
Google Calendar's trust score of 48.2/100 (D) is computed from Chrome Web Store metadata, permissions analysis, developer verification, and update history. The score reflects 5 independent dimensions: security (90/100), privacy (90/100), reliability (50/100), transparency (60/100), maintenance (60/100). Each dimension is weighted equally to produce the composite trust score.
Nerq analyzes over 7.5 million entities across 26 registries using the same methodology, enabling direct cross-entity comparison. Scores are updated continuously as new data becomes available.
This page was last reviewed on March 25, 2026. Data version: 1.0.
Full methodology documentation · Machine-readable data (JSON API)
Frequently Asked Questions
Is Google Calendar safe?
What is Google Calendar's trust score?
What are safer alternatives to Google Calendar?
What permissions does Google Calendar need?
Is Google Calendar's publisher verified?
Disclaimer: Nerq trust scores are automated assessments based on publicly available signals. They are not endorsements or guarantees. Always conduct your own due diligence.