Voysum
Cloud audio/video transcription with 120 min/mo free tier alongside 46 local media tools (2 benchmarked capabilities: Video compression, Audio transcription)
Product node overview & trust baseline
Operator provenance, privacy baseline and site-wide pricing belong directly to the product node and are inherited across linked task edgesVoysum, operated by Voysum Team (Independent Developer Team) under a "Free tier + subscription" model, has 2 published task assessments on RealTest (Video compression 93/100, Audio transcription 70/100). In video compression, voysum excelled in the 3.97 MB 1080p video compression benchmark, utilizing pure browser WebAssembly to shrink file size to 0.61 MB (an 84.76% reduction) in 24.2 seconds. Full 10-second duration and audio tracks were 100% preserved with zero uploads, no login, and no watermarks, offering both excellent compression efficiency and strict privacy. In audio transcription, voysum demonstrated remarkable cloud processing speed in the 38.86s English speech benchmark, completing transcription in 3.85 seconds with 6 export options including TXT, SRT, VTT, and JSON. However, the transcript omitted the mid-section between 13s and 30s, yielding a 63.2% word accuracy; the free tier offers 120 minutes/month with zero export watermarks.
Independent Developer Team · Launched in 2026 (Privacy Policy effective August 2026)
Provenance baseline: 13/20 · Emerging independent SaaS platform disclosing architecture and retention clearly, integrated with Stripe and public support contact.
Free tier provides 120 min/month without credit card, up to 3 files/day, 30 min/100 MB per file. Starter costs $7/month or $70/year ($5.83/mo equivalent); Pro costs $18/month or $180/year ($15.00/mo equivalent). Stripe securely handles checkout.
Pricing transparency baseline: 33/35 · Cancellation:
Local utilities process on-device without upload; cloud media uploads to private storage where source files are deleted immediately after worker download, while transcripts and exports persist for user retrieval.
Stripe
Product-level pricing & rules baseline
Verified plans, billing periods and cancellation terms owned by this product node; task-specific credit costs and free export limits are detailed per capability edge belowOfficial web personal free tier, monthly and annual subscription tiers; on-device utilities 100% free · 2026-11-05
Cloud speech-to-text, editable transcripts, TXT and subtitle exports；Up to 3 tasks per day, account required, max 30 min and 100 MB per file
All Free features, editable transcripts, TXT/SRT/VTT/CSV exports, private processing
All Starter features, 5x monthly minutes, Stripe billing portal access
All Starter features, TXT/SRT/VTT/CSV exports, private processing；$70/year billed annually, equivalent to $5.83/month
All Pro features, 6,000 min/mo, Stripe billing portal；$180/year billed annually, equivalent to $15.00/month
5 plan / billing-period records, all listed; — means that period is not recorded.
Free tier provides 120 min/month without credit card, up to 3 files/day, 30 min/100 MB per file. Starter costs $7/month or $70/year ($5.83/mo equivalent); Pro costs $18/month or $180/year ($15.00/mo equivalent). Stripe securely handles checkout.
Cancellation, sources & verification record
Cancellation and refund terms unverified
Voysum Official Homepage ↗ · 2026-11-05 Capture 1 ↗
Voysum Official Pricing ↗ · 2026-11-05 Capture 1 ↗ · Capture 2 ↗
Archived official pricing sources: Voysum Official Homepage (2026-11-05) [text snapshot ↗] · Voysum Official Pricing (2026-11-05) [text snapshot ↗]
Capability map & linked task edges
Whenever a capability passes fixed-fixture testing, an edge is automatically linked between this product node and the task topic for horizontal comparison.
| Linked task edge | Score | Assessment · historical test | Test scope & delivery | Inspect capability / follow edge |
|---|---|---|---|---|
| Audio transcription | 70/100 | Voysum demonstrated remarkable cloud processing speed in the 38.86s English speech benchmark, completing transcription in 3.85 seconds with 6 export options including TXT, SRT, VTT, and JSON. However, the transcript omitted the mid-section between 13s and 30s, yielding a 63.2% word accuracy; the free tier offers 120 minutes/month with zero export watermarks. | JSON · Output attached Historical test · 2026-11-05 Signed-in flow; paid tier not standardized · 38.86s clean spoken English audio master (with verification token & numbers, 608 KB) · Output attached | |
| Video compression | 93/100 | Voysum excelled in the 3.97 MB 1080p video compression benchmark, utilizing pure browser WebAssembly to shrink file size to 0.61 MB (an 84.76% reduction) in 24.2 seconds. Full 10-second duration and audio tracks were 100% preserved with zero uploads, no login, and no watermarks, offering both excellent compression efficiency and strict privacy. | MP4 · Output attached Historical test · 2026-11-05 Guest flow · 10s standard 1080p 30fps MP4 video fixture (with audio track, 3.97 MB) · Output attached |
Tested task edges (with scores and native artifacts) are strictly separated from discovered untested capabilities (unscored).
Peer product comparison across shared task edges
Matched by overlapping tested task edges; compare site-wide billing models alongside per-task benchmark scoresAll conversion and compression features are 100% free with ad and voluntary donation support; 40MB per-file limit (up to 10 files per batch) with zero paid plans or paywalls.
- Video compression：Voysum 93/100 vs Aconvert 85/100
All 51 utilities are free to use with up to 10 GB file limits; Premium subscription costs $6/mo or $48/yr ($4/mo equiv, saves 20%) with no ads and faster processing queues.
- Video compression：Voysum 93/100 vs 123apps 76/100
Free tier supports 500MB uploads (watermarked, 720p cap, 14-day retention, 10 credits/mo); Pro plan is $12/mo or $108/yr ($9/mo equivalent, saves 25%) with no watermark, high-quality compression, 4K exports, and unlimited storage.
- Video compression：Voysum 93/100 vs Clideo 84/100
Free tier includes 10 credits (watermarked, up to 4 min, 720p); Pro plan is $24/mo or $192/yr ($16/mo equivalent, saves 33%); Business plan is $64/mo or $600/yr ($50/mo equivalent); Enterprise tier offers custom quotas.
- Video compression：Voysum 93/100 vs Kapwing 89/100
Linked capability test: Audio transcription
2026-11-05 · Native output attached. Findings cover the recorded fixture and conditions; paid specifications may be untested.
Verified native export & same-run screenshot evidence
Open native exported file (JSON · Output attached) ↗
Task quality
Word accuracy 63.2% · Keyword recall 40% · Verification token Fail · Audio duration 38.9s
Detailed facts & historical record
- Measured fixture results
Word accuracy: 63.2% · Keyword recall: 40% · Verification token: Fail · Audio duration: 38.9s
- Fixture findings
Ultra-fast server transcription (3.85s) with 6 export formats, though mid-section skipping resulted in 63.2% word accuracy.
- Original historical observation
Voysum cloud transcribed 38.86s audio in 3.85 seconds and provided instant TXT, SRT, VTT, and JSON downloads (02_result.png, 03_download.png).
- Suitable uses · historical assessment
Users needing ultra-fast transcription, versatile subtitle exports, and 120 min/month free allowance for podcasts and meetings
- Result & output evidence
Delivery capabilities
JSON · Output attached · No watermark in test
Detailed facts & historical record
- Recorded export specifications
JSON · Output attached · No watermark in test
- Historical specification note · not an official maximum
Native TXT, Markdown, JSON, CSV, VTT, and SRT export (42 words, 1.0 KB JSON)
- Watermark observation
No watermark
- Batch & API
Single-file uploads with multi-format subtitle exports, accompanied by 46 client-side utilities
- Recorded free-tier dimensions
1
- Attached file dimensions
Not verified
Speed & reliability
About 4.11s end to end in this run; reliability not retested
Detailed facts & historical record
- Timing observation
Network-observed server wait: 3.85s · End-to-end reference: 4.11s
- Date & fixture
2026-11-05 · anchor_transcribe_v1 · Cloudflare R2 / Global Worker Cluster
- Repeated tests & reliability
No standardized repetition count, success rate or variability range is recorded.
Interaction experience
Login required in this run
Detailed facts & historical record
- Account requirements
Account required in this test
- Sign-in methods
Email registration and OAuth supported, no credit card required
- Manual adjustment
Not verified
- Interaction observations
Not verified
Background & reputation
Voysum Team · Long-term reputation not independently verified
Detailed facts & historical record
- Service lifecycle notice
Not verified
- Operator
Voysum Team
- Recorded origin
Not verified
- Domain history record
Not verified
- Background & reputation assessment
Not verified
- External reputation record
Not verified
Engineering & privacy
Uploaded for cloud processing；Explicit retention period unconfirmed; inspect policy record
Detailed facts & historical record
- Processing location
Uploaded for cloud processing
- Third-party tracking record
Google Analytics · Stripe
- Engineering & privacy assessment
Not verified
- Retention statement
Explicit retention period unconfirmed; inspect policy record
Task free allowance & pricing disclosure
Free tier grants 120 minutes per month (up to 3 files/day, 30 min/file, 100 MB upload limit)
Upload immediately triggers asynchronous transcription with progress polling, displaying timeline and export options upon completion
Site-wide plans belong to the product node (see Product-level pricing baseline ↑).
Expand site-wide plans aligned for Audio transcription (5 records)
Official web personal free tier, monthly and annual subscription tiers; on-device utilities 100% free · 2026-11-05
Cloud speech-to-text, editable transcripts, TXT and subtitle exports；Up to 3 tasks per day, account required, max 30 min and 100 MB per file
All Free features, editable transcripts, TXT/SRT/VTT/CSV exports, private processing
All Starter features, 5x monthly minutes, Stripe billing portal access
All Starter features, TXT/SRT/VTT/CSV exports, private processing；$70/year billed annually, equivalent to $5.83/month
All Pro features, 6,000 min/mo, Stripe billing portal；$180/year billed annually, equivalent to $15.00/month
5 plan / billing-period records, all listed; — means that period is not recorded.
Free tier provides 120 min/month without credit card, up to 3 files/day, 30 min/100 MB per file. Starter costs $7/month or $70/year ($5.83/mo equivalent); Pro costs $18/month or $180/year ($15.00/mo equivalent). Stripe securely handles checkout.
Cancellation, sources & verification record
Cancellation and refund terms unverified
Voysum Official Homepage ↗ · 2026-11-05 Capture 1 ↗
Voysum Official Pricing ↗ · 2026-11-05 Capture 1 ↗ · Capture 2 ↗
Evaluation basis & full scores · Overall 69.9/100
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_transcribe_v1
Honesty & reputation · 88/100 · 30%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Pricing transparency | 33 / 35 | Explanation unavailable | Evidence A → |
| Interaction restraint | 28 / 30 | Explanation unavailable | Evidence A → |
| Background & reputation | 13 / 20 | Explanation unavailable | Evidence A → |
| Engineering & privacy | 14 / 15 | Explanation unavailable | Evidence A → |
Capability · 62.1/100 · 70%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Task quality | 30.1 / 65 | Measured anchor metrics: word_accuracy_pct=63.2 · keyword_recall_pct=40 · token_preserved=false · duration_sec=38.9 · text_observed=63.2% word accuracy, 4/10 keywords recalled; mid-section 13-30s skipped · objects_observed=Exported JSON (979 bytes) with 2 structured timestamped segments · hand_observed=Both transcribed segments accurately match spoken content without hallucination | Evidence A → |
| Deliverable specifications | 18 / 20 | Clean unwatermarked export (8/8); Export spec: Native TXT, Markdown, JSON, CSV, VTT, and SRT export (42 words, 1.0 KB JSON) | Evidence A → |
| Processing speed | 14 / 15 | Network-observed server wait: 3.85s (API mode: async_poll_verified; network upload 0.26s / end-to-end 4.11s 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.
Linked capability test: Video compression
2026-11-05 · Native output attached. Findings cover the recorded fixture and conditions; paid specifications may be untested.
Verified native export & same-run screenshot evidence
Open native exported file (MP4 · Output attached) ↗
Task quality
Size reduction -84.76% · Duration retention 100% · Video duration 10.01s · 1080p preserved Pass
Detailed facts & historical record
- Measured fixture results
Size reduction: -84.76% · Duration retention: 100% · Video duration: 10.01s · 1080p preserved: Pass
- Fixture findings
Substantial 84.76% size reduction (0.61 MB) with 100% duration and audio retention, running locally with zero watermarks.
- Original historical observation
Voysum compressed 3.97 MB video to 0.61 MB in 24.2s locally via WebAssembly with crisp visuals and zero watermarks (02_result.png, 03_download.png).
- Suitable uses · historical assessment
Users needing efficient video compression with absolute privacy (zero uploads)
- Result & output evidence
Delivery capabilities
MP4 · Output attached · No watermark in test
Detailed facts & historical record
- Recorded export specifications
MP4 · Output attached · No watermark in test
- Historical specification note · not an official maximum
1280x720 (0.61 MB H.264 MP4 · zero watermark)
- Watermark observation
No watermark
- Batch & API
Single-video interactive settings with one-click local conversion
- Recorded free-tier dimensions
1280 × 720
- Attached file dimensions
Not verified
Speed & reliability
About 24.2s end to end in this run; reliability not retested
Detailed facts & historical record
- Timing observation
Recorded local processing time: 0s · End-to-end reference: 24.2s
- Date & fixture
2026-11-05 · anchor_videocompress_v1 · Client-Side (WASM / Browser Local)
- Repeated tests & reliability
No standardized repetition count, success rate or variability range is recorded.
Interaction experience
No login in this run
Detailed facts & historical record
- Account requirements
No login in this test
- Sign-in methods
Direct use with zero login or sign-up
- Manual adjustment
Not verified
- Interaction observations
Not verified
Background & reputation
Voysum Team · Long-term reputation not independently verified
Detailed facts & historical record
- Service lifecycle notice
Not verified
- Operator
Voysum Team
- Recorded origin
Not verified
- Domain history record
Not verified
- Background & reputation assessment
Not verified
- External reputation record
Not verified
Engineering & privacy
On-device processing；This flow runs locally; post-close deletion not independently verified
Detailed facts & historical record
- Processing location
On-device processing
- Third-party tracking record
No third-party services listed in this record; this is not proof that none exist.
- Engineering & privacy assessment
Not verified
- Retention statement
This flow runs locally; post-close deletion not independently verified
Task free allowance & pricing disclosure
Local utility is completely free with no usage quotas
Immediately inspects video metadata and presents settings with local conversion trigger
Site-wide plans belong to the product node (see Product-level pricing baseline ↑).
Expand site-wide plans aligned for Video compression (5 records)
Official web personal free tier, monthly and annual subscription tiers; on-device utilities 100% free · 2026-11-05
Cloud speech-to-text, editable transcripts, TXT and subtitle exports；Up to 3 tasks per day, account required, max 30 min and 100 MB per file
All Free features, editable transcripts, TXT/SRT/VTT/CSV exports, private processing
All Starter features, 5x monthly minutes, Stripe billing portal access
All Starter features, TXT/SRT/VTT/CSV exports, private processing；$70/year billed annually, equivalent to $5.83/month
All Pro features, 6,000 min/mo, Stripe billing portal；$180/year billed annually, equivalent to $15.00/month
5 plan / billing-period records, all listed; — means that period is not recorded.
Free tier provides 120 min/month without credit card, up to 3 files/day, 30 min/100 MB per file. Starter costs $7/month or $70/year ($5.83/mo equivalent); Pro costs $18/month or $180/year ($15.00/mo equivalent). Stripe securely handles checkout.
Cancellation, sources & verification record
Cancellation and refund terms unverified
Voysum Official Homepage ↗ · 2026-11-05 Capture 1 ↗
Voysum Official Pricing ↗ · 2026-11-05 Capture 1 ↗ · Capture 2 ↗
Evaluation basis & full scores · Overall 92.8/100
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_videocompress_v1
Honesty & reputation · 90/100 · 30%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Pricing transparency | 33 / 35 | Explanation unavailable | Evidence A → |
| Interaction restraint | 29 / 30 | Explanation unavailable | Evidence A → |
| Background & reputation | 13 / 20 | Explanation unavailable | Evidence A → |
| Engineering & privacy | 15 / 15 | Explanation unavailable | Evidence A → |
Capability · 94/100 · 70%
| Criterion | Score | Rationale | Basis |
|---|---|---|---|
| Task quality | 62 / 65 | Size Reduction: -84.76% (3.97 MB → 0.61 MB, 6.56× ratio) · Duration Retained: 100% (10.01s) · 1080p Resolution Preserved: Yes | Evidence A → |
| Deliverable specifications | 20 / 20 | Clean unwatermarked export (8/8); Export spec: 1280x720 (0.61 MB H.264 MP4 · zero watermark) | Evidence A → |
| Processing speed | 12 / 15 | Network-observed server wait: 0s (API mode: client_side_wasm_ffmpeg; network upload 0s / end-to-end 24.2s 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.
Developer & citation kit · Claim updates, request benchmarks & embed verified badges
Product developers and writers can embed these SVG badges in official websites, GitHub READMEs or documentation, or use the channels below to sync product-wide plans and capabilities.
[](https://realtest.org/tools/voysum.com/) <a href="https://realtest.org/tools/voysum.com/"><img src="https://realtest.org/badges/voysum.com.svg" alt="Voysum — RealTest" height="24" /></a> 
[](https://realtest.org/tools/voysum.com/#feature-audio-transcription) 
[](https://realtest.org/tools/voysum.com/#feature-video-compressor)