DeftPDF · PDF compression
DeftPDF delivers vector-preserving online PDF compression without requiring an account. On our 1,659 KB mixed anchor, it achieved a 78.74% size reduction (down to 352.6 KB) while keeping 100% of vector text and table structures intact, backed by a 3-hour automatic deletion guarantee and upfront pricing.
US-West (California, AS2914)
PDF · Output attached · Open native file ↗
Subsequent pricing and service checks are shown separately without altering historical scores.
One run does not establish all complex scenes, untested paid maxima or long-term uptime.
Plans & historical pricing
DeftPDF free tier, Pro Plan and Premium annual subscriptions · 2026-10-31
PDF viewing, merge & split, format conversions, OCR, basic translation, and Standard AI chat；Per-tool batch and file size caps apply; lacks Fast/Premium AI models
Higher per-tool limits, PDF text editing, paid templates, and Fast AI tier ($4.17/mo equivalent)；Billed annually at $49.99/year; auto-renews annually
All Pro limits plus top-tier Premium AI models and multi-document chat ($16.67/mo equivalent)；Billed annually at $199.99/year; auto-renews annually
3 plan / billing-period records, all listed; — means that period is not recorded.
Free unregistered tier supports over 40 tools (merge batch limit 25, 20-50MB per task cap, 3-hour automatic purge); Pro Plan is $49.99/year ($4.17/mo), Premium is $199.99/year ($16.67/mo).
Cancellation, sources & verification record
Cancellation and refund terms unverified
DeftPDF Plans & Pricing ↗ · 2026-10-31 Capture 1 ↗
Pricing recorded on the test date · 2026-10-31
Free for basic online compression (20-50MB per task cap); Pro Plan at $49.99/year
freemium_subscription
Historical context only; not current purchase guidance.
Delivery & access
- Free delivery record
- Two-page PDF (352.6 KB, watermark-free, 78.74% reduction)
- Watermark
- Watermark-free
- Free allowance
- 20-50MB per task cap with 3-hour scheduled deletion
- Account requirements
- Direct upload without login
- Maximum specification record
- Two-page PDF (352.6 KB, -78.74%, zero watermark, 100% vector text preserved)
May include advertised capabilities; this does not establish a tested paid tier.
- Batch & API
- Supports 25-file batch upload and cloud export
- Manual refinement
- Not recorded or not verified
Tested result & sample
DeftPDF preserved page layout, image clarity, and crisp vector typography.
- Fixture
- anchor_pdfcompress_v1
- Recorded environment
- US-West (California, AS2914)
- Network-observed server wait
- 3.5 s
- End-to-end reference
- 3.5 s
Network wait includes round trips, queuing and polling error, not pure inference time. Local timings depend on the device; repetition counts are not standardized in legacy records.
Experience, rules & trust
- Disclosure
- 3-hour purge policy disclosed on homepage
- Interaction
- Not recorded or not verified
- Entity record
- DeftPDF Inc.
- Origin
- United States
- Domain history record
- Founded in 2013
- Third-party tracking record
- Google Analytics
- External information
- Operating for over a decade with explicit 3-hour automatic file deletion policy.
- Processing
- Client-side Ghostscript WASM with cloud assistance
- Retention statement
- Temporary files purged automatically within 3 hours
A recorded statement does not verify deletion or all data-processing behavior.
Verifiable audit trail & evidence
Four SHA-256-verified stages link the benchmark fixture, same-run interface screenshots, native exported artifact and archived pricing sources.
anchor_pdfcompress_v1 · Inspect fixture & file inspector →
Captures entry rules, result view and export disclosure.
Screenshots, native output and official claims support different conclusions. Evidence grades are not product safety certifications.
Evaluation basis & full scores · Overall 96.9/100
Overall = honesty & reputation × 30% + capability × 70%. Component maxima follow this report’s rubric. List scores are rounded for display; original precision is retained here.
Scoring version 2.3.1 · Test fixture anchor_pdfcompress_v1
Honesty & reputation · 92/100 · 30%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Pricing transparency | 34 / 35 | Explanation unavailable | Evidence → |
| Interaction restraint | 28 / 30 | Explanation unavailable | Evidence A → |
| Background & reputation | 17 / 20 | Explanation unavailable | Evidence → |
| Engineering & privacy | 13 / 15 | Explanation unavailable | Evidence A → |
Capability · 99/100 · 70%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Task quality | 65 / 65 | Size Reduction: -78.74% (1659 KB → 352.6 KB, 4.7× ratio) · Selectable Vector Text Retained: 100% · Page 2 Preserved: Yes | Evidence A → |
| Deliverable specifications | 20 / 20 | Clean unwatermarked export (8/8); Export spec: Two-page PDF (352.6 KB, -78.74%, zero watermark, 100% vector text preserved) | Evidence A → |
| Processing speed | 14 / 15 | Network-observed server wait: 3.5s (API mode: client_side_wasm_ghostscript; network upload 0s / end-to-end 3.5s shown for reference only, never penalized) | Evidence A → |
Legacy scores may include advertised maximum capabilities. Read tested output separately from paid capabilities. Records without matching tiers and scope are not ranked together.
Revisions & corrections
- 2026-10-31
Completed real-machine benchmark evaluation and 3-node screenshot verification under RealTest Protocol v2.3.