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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 | riverside.fm | speechify.com | Switch / compare |
|---|---|---|---|
| Audio transcription | 95/100 SRT · Output attached | 86/100 TXT · Output attached | Active task |
| Text to speech | Not tested in topic | 92/100 MP3 · Output attached | Compare in task topic → |
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Browse this task →| Criterion | Riverside Audio transcription 95/100 Seven-aspect task score Riverside Free Audio & Video Transcription delivered outstanding performance on our 38.86s speech anchor, achieving 100.0% keyword recall with flawless capture of verification tokens and financial numbers, delivering millisecond-accurate native .srt and .txt downloads in 6.5s server ASR (8.2s end-to-end) for an overall score of 95. Tested export SRT · Output attached Historical test · 2026-11-03 | 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 |
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| Pricing & rules | ||
| Pricing plans | Riverside creator and recording studio subscription plans · 2026-10-30 Plan · source date Monthly / one-time Annual bill / period Quota & limits Free Trial2026-10-30 ↗ Free Free Free 2 hours of separate track downloads, up to 720p video recording Try local multi-track recording, text-based editing, and AI transcription；Exported videos contain watermark, 2 hours total separate track downloads Pro (Monthly)2026-10-30 ↗ USD 35/month — Monthly 15 hrs of separate track downloads/month, up to 4K video, 48kHz audio, no watermark Unlimited transcriptions, text-based editing, Magic Audio cleanup, Magic Clips Grow (Monthly)2026-10-30 ↗ USD 45/month — Monthly 20 hrs separate track downloads/month, 2 studios, 1080p live multistreaming Multistreaming, social scheduling, AI thumbnails, custom studio links Pro (Annual Equivalent)2026-10-30 ↗ — Annual price not verified Annual Card displays $24/month billed yearly, 15 hrs separate tracks/mo, ~20% savings Displays $24/month equivalent billed annually; total annual bill not stated on card. Grow (Annual Equivalent)2026-10-30 ↗ — Annual price not verified Annual Card displays $34/month billed yearly, 20 hrs separate tracks/mo, ~20% savings Displays $34/month equivalent billed annually; total annual bill not stated on card. 5 plan / billing-period records, all listed; — means that period is not recorded. Free trial provides 2 hours separate tracks; Pro costs $35/mo ($24/mo equiv billed yearly) with 15h separate tracks and unlimited transcriptions; Grow costs $45/mo ($34/mo equiv billed yearly) with 20h separate tracks; annual cards list monthly equivalents. Verification has gaps; unknown prices and quotas are not inferred. Cancellation, sources & verification recordCancellation and refund terms unverified Riverside Official Pricing Page ↗ · 2026-10-30 Capture 1 ↗ | 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 ↗ |
| Free & trial allowance on the test date | Not verified | Free account can transcribe audio/video and export complete text and subtitles |
| Cancellation & refunds | Not verified | Not verified |
| Disclosure of costs & limits | Not verified | Not verified |
| Task quality | ||
| Measured fixture results | Word accuracy: 86.8% · Keyword recall: 100% · Verification token: Pass · Audio duration: 38.9s | Word accuracy: 79.4% · Keyword recall: 90% · Verification token: Pass · Audio duration: 38.9s |
| Fixture findings | All 10/10 keywords were accurately recalled with zero hallucination on financial amounts, exporting native .srt subtitles with millisecond timestamps. | 79.4% word accuracy and 90.0% keyword recall with direct native .TXT, .SRT, and .VTT export. |
| Original historical observation | Uploaded 38.86s speech anchor (anchor_transcribe_v1, audio.mp3) to Riverside free transcription tool (riverside.com/transcription); cloud Whisper ASR finished in 6.5s (8.2s end-to-end), recalling 10/10 keywords, token REALTEST-TRANSCRIBE-VERIFIED-2026, and financial figures (,850.50, 99.4%) with direct native .srt and .txt downloads (01_landing.png, 02_result.png). | Speechify Studio AI Captions transcribed 38.86s benchmark audio in 11.15s and offered immediate native .TXT export. |
| Suitable uses · historical assessment | Not verified | Not verified |
| Result & output evidence | ||
| Delivery capabilities | ||
| Recorded export specifications | SRT · Output attached · Check watermark record | TXT · Output attached · Check watermark record |
| Historical specification note · not an official maximum | Not verified | Native .TXT transcript and .SRT / .VTT subtitle deliverables (68 words) |
| Watermark observation | Not verified | Not verified |
| Batch & API | Not verified | Not verified |
| Recorded free-tier dimensions | Not verified | 0.5 |
| Attached file dimensions | Not verified | Not verified |
| Speed & reliability | ||
| Timing observation | Network-observed server wait: 6.5s · End-to-end reference: 8.2s | Network-observed server wait: 11.15s · End-to-end reference: 11.15s |
| Date & fixture | 2026-11-03 · anchor_transcribe_v1 · US-West (California, AS2914) | 2026-11-04 · anchor_transcribe_v1 · US-West (California, AS2914) |
| 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 | Not verified |
| Sign-in methods | Guest access for online transcription web tool; Google OAuth, Apple ID, or email for full studio | Supports Google OAuth, Apple ID, and email/password |
| Manual adjustment | Not verified | Not verified |
| Interaction observations | Not verified | Not verified |
| Background & reputation | ||
| Service lifecycle notice | Not verified | Not verified |
| Operator | Riverside.fm Inc. | Speechify Inc. |
| Recorded origin | Tel Aviv, Israel / Delaware, US | United States |
| Domain history record | Founded in 2020 | Domain registered in 2017 |
| Background & reputation assessment | Not verified | Not verified |
| External reputation record | Top-tier remote audio/video recording standard trusted by thousands of professional creators and media organizations. | Founded by Brown University alumnus Cliff Weitzman; over 60M users; 2025 Apple Design Award winner. |
| Engineering & privacy | ||
| Processing location | Uploaded for cloud processing | Processing location unconfirmed |
| Third-party tracking record | Google Tag Manager · Segment · Stripe | Google Tag Manager · Segment · 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 | 60 / 65 Measured anchor metrics: word_accuracy_pct=86.8 · keyword_recall_pct=100 · token_preserved=true · duration_sec=38.9 | 55.8 / 65 Measured anchor metrics: word_accuracy_pct=79.4 · keyword_recall_pct=90 · token_preserved=true · duration_sec=38.9 |
| Deliverable specifications | 16 / 20 Clean unwatermarked export (8/8); Export spec: Native .TXT transcript and .SRT / .VTT subtitle deliverables (68 words) | |
| Processing speed | 15 / 15 Network-observed server wait: 6.5s (API mode: cloud_async_polling; network upload 1.2s / end-to-end 8.2s shown for reference only, never penalized) | 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) |
