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Test scope & comparison notes
These are recorded facts, not a unified ranking. Tested tiers and scope are not consistently recorded. Read pricing with its date and timing with its conditions. Privacy observations reflect visible flows and statements, not a security audit.
Cross-task capability coverage across selected products
Each product is scored independently per task edge; switch tasks below while keeping shared products selected| Task edge | speechify.com | voysum.com | Switch / compare |
|---|---|---|---|
| Audio transcription | 86/100 TXT · Output attached | 70/100 JSON · Output attached | Active task |
| Text to speech | 92/100 MP3 · Output attached | Not tested in topic | Compare in task topic → |
| Video compression | Not tested in topic | 93/100 MP4 · Output attached | Compare in task topic → |
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Browse this task →| Criterion | Speechify Audio transcription 86/100 Seven-aspect task score Speechify Studio delivers a responsive cloud transcription pipeline. On the 38.86s speech benchmark, server recognition finished in 11.15s with 79.4% word accuracy, 90.0% keyword recall, and accurate verification code capture. Free accounts can directly export native .TXT, .SRT, and .VTT files without aggressive paywall friction. Tested export TXT · Output attached Historical test · 2026-11-04 | Voysum Audio transcription 70/100 Seven-aspect task score 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. Tested export JSON · Output attached Historical test · 2026-11-05 |
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| Pricing & rules | ||
| Pricing plans | Speechify personal and voice assistant core subscription plans · 2026-10-29 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free2026-10-29 ↗ Free Free Free Basic text to speech up to 1.5x speed across devices 10 basic robotic voices, cross-platform listening sync；Text to speech features only, no premium neural voices；Free forever；No expiration Premium (Monthly)2026-10-29 ↗ USD 29/month — Monthly Unlimited natural voice listening, up to 5x speed, voice typing dictation 1000+ premium natural voices, 60+ languages, OCR scan & listen, AI summaries, cloud drive integrations, AI podcasts；Auto-renews monthly at $29/month；Auto-renews monthly；Valid until end of billing cycle Premium (Annual)2026-10-29 ↗ — USD 139/year Annual Unlimited natural voice listening, up to 5x speed, voice typing dictation 1000+ premium natural voices, 60+ languages, OCR scan & listen, AI summaries, cloud drive integrations, AI podcasts；Billed annually at $139/year (~$11.58/mo equivalent, saves 60%)；Auto-renews annually；Valid for one year 3 plan / billing-period records, all listed; — means that period is not recorded. Free tier provides 10 robotic voices and up to 1.5x speed; Premium tier costs $29/month or $139 billed yearly (approx. $11.58/mo, 60% savings) with 1000+ natural voices, 60+ languages, and voice typing. Cancellation, sources & verification recordCancellation and refund terms unverified Speechify Official Pricing Page ↗ · 2026-10-29 Capture 1 ↗ | Official web personal free tier, monthly and annual subscription tiers; on-device utilities 100% free · 2026-11-05 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free2026-11-05 ↗ Free Free Free 120 minutes/month, up to 3 transcriptions/day, 30 min/file, up to 100 MB 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 Starter (Monthly)2026-11-05 ↗ USD 7/month — Monthly 1,200 minutes / month All Free features, editable transcripts, TXT/SRT/VTT/CSV exports, private processing Pro (Monthly)2026-11-05 ↗ USD 18/month — Monthly 6,000 minutes / month All Starter features, 5x monthly minutes, Stripe billing portal access Starter (Annual)2026-11-05 ↗ — USD 70/year Annual 1,200 minutes / month All Starter features, TXT/SRT/VTT/CSV exports, private processing；$70/year billed annually, equivalent to $5.83/month Pro (Annual)2026-11-05 ↗ — USD 180/year Annual 6,000 minutes / 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 recordCancellation and refund terms unverified Voysum Official Homepage ↗ · 2026-11-05 Capture 1 ↗ Voysum Official Pricing ↗ · 2026-11-05 Capture 1 ↗ · Capture 2 ↗ |
| Free & trial allowance on the test date | Free account can transcribe audio/video and export complete text and subtitles | Free tier grants 120 minutes per month (up to 3 files/day, 30 min/file, 100 MB upload limit) |
| Cancellation & refunds | Not verified | Not verified |
| Disclosure of costs & limits | Not verified | Upload immediately triggers asynchronous transcription with progress polling, displaying timeline and export options upon completion |
| Task quality | ||
| Measured fixture results | Word accuracy: 79.4% · Keyword recall: 90% · Verification token: Pass · Audio duration: 38.9s | Word accuracy: 63.2% · Keyword recall: 40% · Verification token: Fail · Audio duration: 38.9s |
| Fixture findings | 79.4% word accuracy and 90.0% keyword recall with direct native .TXT, .SRT, and .VTT export. | Ultra-fast server transcription (3.85s) with 6 export formats, though mid-section skipping resulted in 63.2% word accuracy. |
| Original historical observation | Speechify Studio AI Captions transcribed 38.86s benchmark audio in 11.15s and offered immediate native .TXT export. | 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 | Not verified | Users needing ultra-fast transcription, versatile subtitle exports, and 120 min/month free allowance for podcasts and meetings |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | TXT · Output attached · Check watermark record | JSON · Output attached · No watermark in test |
| Historical specification note · not an official maximum | Native .TXT transcript and .SRT / .VTT subtitle deliverables (68 words) | Native TXT, Markdown, JSON, CSV, VTT, and SRT export (42 words, 1.0 KB JSON) |
| Watermark observation | Not verified | No watermark |
| Batch & API | Not verified | Single-file uploads with multi-format subtitle exports, accompanied by 46 client-side utilities |
| Recorded free-tier dimensions | 0.5 | 1 |
| Attached file dimensions | Not verified | Not verified |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 11.15s · End-to-end reference: 11.15s | Network-observed server wait: 3.85s · End-to-end reference: 4.11s |
| Date & fixture | 2026-11-04 · anchor_transcribe_v1 · US-West (California, AS2914) | 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. | No standardized repetition count, success rate or variability range is recorded. |
| Interaction experience | ||
| Account requirements | Not verified | Account required in this test |
| Sign-in methods | Supports Google OAuth, Apple ID, and email/password | Email registration and OAuth supported, no credit card required |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Not verified | Not verified |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | Speechify Inc. | Voysum Team |
| Recorded origin | United States | Not verified |
| Domain history record | Domain registered in 2017 | Not verified |
| Background & reputation assessment | Not verified | Not verified |
| External reputation record | Founded by Brown University alumnus Cliff Weitzman; over 60M users; 2025 Apple Design Award winner. | Not verified |
| Engineering & privacy | ||
| Processing location | Processing location unconfirmed | Uploaded for cloud processing |
| Third-party tracking record | Google Tag Manager · Segment · Stripe | Google Analytics · Stripe |
| Engineering & privacy assessment | Not verified | Not verified |
| Retention statement | Explicit retention period unconfirmed; inspect policy record | Explicit retention period unconfirmed; inspect policy record |
| Evaluation basis | ||
| Pricing transparency | ||
| Interaction restraint | ||
| Background & reputation | ||
| Engineering & privacy | ||
| Task quality | 55.8 / 65 Measured anchor metrics: word_accuracy_pct=79.4 · keyword_recall_pct=90 · token_preserved=true · duration_sec=38.9 | 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 |
| Deliverable specifications | 16 / 20 Clean unwatermarked export (8/8); Export spec: Native .TXT transcript and .SRT / .VTT subtitle deliverables (68 words) | 18 / 20 Clean unwatermarked export (8/8); Export spec: Native TXT, Markdown, JSON, CSV, VTT, and SRT export (42 words, 1.0 KB JSON) |
| Processing speed | 13 / 15 Network-observed server wait: 11.15s (API mode: async_verified; network upload 0s / end-to-end 11.15s shown for reference only, never penalized) | 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) |
