Blazly SEO vs QuillBot: Which Is More Trustworthy?
At a glance: verified facts
| Fact | Blazly SEO | QuillBot |
|---|---|---|
| Operated by | — | Learneo, Inc. |
| Country | — | United States |
| Founded | — | 2017 |
| Founders public | — | Yes |
| Domain registered | 2025-11-07 | — |
| Official iOS app | — | ✓ Quillbot-AI Writing & Keyboard |
| Policy changes we track | None detected | 2 detected (2 major) |
| Last data check | 2026-08-01 | 2026-08-01 |
From public records (company registry, RDAP, App Store metadata) and our policy snapshots — a "—" means we have no verified data for that field yet.
What the evidence shows
Both are ai writing & paraphrasing tools we track. Comparing the 3 trust dimensions measured for both:
- QuillBot leads on company & identity (15/16 vs 4.5/8).
- QuillBot leads on data & privacy (7.5/10 vs 2.5/5).
- Blazly SEO leads on billing & subscription (12/12 vs 5.2/8).
Not yet measured for either tool: Product Reality — this comparison covers only what we verified.
Quick verdicts
Blazly SEO: Blazly SEO earns a grade B (76/100) on our evidence-based trust rubric, measured on 3 of 5 trust dimensions. It scores strongly on billing & subscription but only moderately on data & privacy (2.5/5). We have not yet assessed product reality, so the grade is provisional.
QuillBot: QuillBot earns a grade A (84.8/100) on our evidence-based trust rubric, measured on 4 of 5 trust dimensions. It scores strongly on community reputation but only well on billing & subscription (5.2/8). We have not yet assessed product reality, so the grade is provisional.
Trust score breakdown
| Dimension | Blazly SEO | QuillBot |
|---|---|---|
| Company & Identity | 4.5/8 | 15/16 |
| Data & Privacy | 2.5/5 | 7.5/10 |
| Billing & Subscription | 12/12 | 5.2/8 |
| Product Reality | — | — |
| Community Reputation | — | 7.5/7.5 |
| Total | 76/100 | 84.8/100 |
What their privacy policies say about AI training
Blazly SEO (policy captured 2026-06-23):
Blazly employees, contractors, or agents will not view your content except: (i) to maintain, provide or improve the Service; (ii) to assist with support requests; (iii) to ensure compliance with our Terms of Service; (iv) to comply with legal obligations; or (v) as otherwise described in this Privacy Policy.
QuillBot (policy captured 2026-06-18):
We may use such aggregated,
de-identified or anonymized data within Learneo and share it with third parties for our lawful business
purposes, including to analyze, build and improve the Services and promote our business, provided that we will not
share such data in a manner that could identify you.
Quoted verbatim from each vendor's own privacy policy — full context and more excerpts on each tool's report page.
Frequently asked questions
Is Blazly SEO more trustworthy than QuillBot?
QuillBot currently scores higher — 85/100 vs 76/100 — across the 3 trust dimensions measured for both. That covers documented evidence only, not features or pricing.
Is Blazly SEO legit?
Blazly SEO currently holds trust grade B (76/100) based on 3 of 5 trust dimensions. The grade reflects only what we have measured; anything not yet assessed is marked as pending on the full report.
Is QuillBot legit?
QuillBot currently holds trust grade A (85/100) based on 4 of 5 trust dimensions, and is operated by Learneo, Inc.. The grade reflects only what we have measured; anything not yet assessed is marked as pending on the full report.
More AI Writing & Paraphrasing comparisons
How this comparison works
Both tools are scored with the same five-dimension, 100-point rubric — company identity, data privacy, billing, product reality and reputation — using documented evidence only; a dimension with no evidence stays unscored instead of guessed. Read the full reports: Blazly SEO trust report · QuillBot trust report, or run any other tool through the trust check.