Is Ultra Books Box Safe?
Ultra Books Box — Nerq Trust Score 46.0/100 (D grade). Score based on 2 independent trust signals. Last analyzed: 2026-04-12
Ultra Books Box is a Android app with a Nerq Trust Score of 46.0/100 (D), based on 3 independent data dimensions. Last analyzed: 2026-04-12 Security: 70/100. Popularity: 15/100. Data sourced from Google Play metadata, Data Safety section, Exodus Privacy tracker analysis, and user ratings. Last updated: 2026-04-12. Machine-readable data (JSON).
Is Ultra Books Box safe?
Trust Score Breakdown — Ultra Books Box has a Nerq Trust Score of 46.0/100 (D). Measured across 2 independent trust signals (as of 2026-04-12).
What is Ultra Books Box's trust score?
Ultra Books Box has a Nerq Trust Score of 46.0/100, earning a D grade. This score is based on 2 independently measured dimensions including security, maintenance, and community adoption.
What are the key security findings for Ultra Books Box?
Ultra Books Box's strongest signal is security at 70/100. No known vulnerabilities have been detected.
What is Ultra Books Box and who maintains it?
| Author | Unknown |
| Category | Android Apps |
| Source | N/A |
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Safety Guide: Ultra Books Box
What is Ultra Books Box?
Ultra Books Box is a Android app — Ultra Books Box — Books Android app..
How to Verify Safety
Review Data Safety section in Google Play. Check permissions and ad trackers.
You can also check the trust score via API: GET /v1/preflight?target=Ultra Books Box
Key Safety Concerns for Android app
When evaluating any Android app, watch for: excessive permissions, data collection, ad trackers, background data usage.
Measured Signals
Ultra Books Box has a Nerq Trust Score of 46/100 (D). This score is a composite of automated measurements of security, maintenance, community, and quality signals.
Key Takeaways
- Ultra Books Box has a Trust Score of 46/100 (D).
- The score is a measured composite — it is not a suitability judgment. Evaluate the individual signals against your own requirements.
- Query the current measured values via the Nerq API.
Detailed Score Analysis
| Dimension | Score |
|---|---|
| Security | 70/100 |
| Maintenance | 60/100 |
| Popularity | 15/100 |
| Quality | 30/100 |
| Community | 50/100 |
Based on 5 dimensions. Data from Google Play metadata, Data Safety section, Exodus Privacy tracker analysis, and user ratings.
What data does Ultra Books Box collect?
Privacy assessment for Ultra Books Box is not yet available. See our methodology for how Nerq measures privacy, or the public privacy review for any community-contributed notes.
Is Ultra Books Box secure?
Security score: 70/100 (0-100, higher = fewer measured security issues).
Nerq monitors this entity against NVD, OSV.dev, and registry-specific vulnerability databases for ongoing security assessment.
Full analysis: Ultra Books Box Security Report
How we calculated this score
Ultra Books Box's trust score of 46.0/100 (D) is computed from Google Play metadata, Data Safety section, Exodus Privacy tracker analysis, and user ratings. The score reflects 5 independent dimensions: security (70/100), maintenance (60/100), popularity (15/100), quality (30/100), community (50/100). 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.
Signals last measured on April 12, 2026. Data version: 0.0.
Full methodology documentation · Machine-readable data (JSON API)
Frequently Asked Questions
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Disclaimer: Nerq trust scores are automated measurements based on publicly available signals. They are not endorsements, verdicts, or guarantees of suitability. Always evaluate the signals against your own requirements.