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99.9% Accuracy
FCC + ADA Compliant
48hr Turnaround
100% Expert-verified

Professional Captioning
Services You Can Trust

Expert-verified captions for Legal, Education & Enterprise. FCC, ADA, and HIPAA compliant.

Live Processing
Speaker 1: Live captioning is vital.
[System: 99.9% Accuracy]
Speaker 2: It ensures accessibility.
[Perfect sync achieved]
Speaker 1: Live captioning is vital.
[System: 99.9% Accuracy]
Speaker 2: It ensures accessibility.
[Perfect sync achieved]

From Upload to Delivery in Three Simple Steps.

01

Upload Your Content

Send us your video or paste a link.

02

We Assign Specialists

Domain experts review and caption your content.

03

Review and Publish

Get your caption file, upload, and go live.

TRUSTED BY 500+ COMPANIES WORLDWIDE

250,000+
Hours Captioned
48-Hour
Turnaround
99.9%
Accuracy Rate
Integrations & Workflows

We Cover All Platforms & Clouds

Direct sync, automated ingestion, and seamless exports across all leading enterprise video suites, cloud storage & LMS classrooms.

Microsoft TeamsMeetings & Collab
Google DriveCloud Storage
ZoomLive Ingest & RTMP
DropboxEnterprise Storage
AWSCloud Object Storage
YouTubeVOD & Livestreaming
SlackWorkflow Automation
PanoptoHigher Ed Video LMS
Cisco WebexEnterprise Conferencing
Microsoft TeamsMeetings & Collab
Google DriveCloud Storage
ZoomLive Ingest & RTMP
DropboxEnterprise Storage
AWSCloud Object Storage
YouTubeVOD & Livestreaming
SlackWorkflow Automation
PanoptoHigher Ed Video LMS
Cisco WebexEnterprise Conferencing
Microsoft OneDriveCloud File Sync
S
SharePointEnterprise Intranet
Google CloudCloud Media Pipeline
Box EnterpriseSecure Content Hub
Vimeo EnterpriseProfessional Hosting
KalturaVideo Experience LMS
Canvas LMSInstructure Education
Blackboard LearnAnthology LMS
Brightspace D2LClassroom Learning
Microsoft OneDriveCloud File Sync
S
SharePointEnterprise Intranet
Google CloudCloud Media Pipeline
Box EnterpriseSecure Content Hub
Vimeo EnterpriseProfessional Hosting
KalturaVideo Experience LMS
Canvas LMSInstructure Education
Blackboard LearnAnthology LMS
Brightspace D2LClassroom Learning
Supported Protocols:
RTMP / SRT Live IngestREST API & WebhooksLTI 1.3 LMS StandardsAutomated SFTP / S3 Sync
The Quality Standard

Why 500+ Companies Choose OnlyCaption

Raw AI tools average 80% accuracy. We combine human linguists with modern workflow automation for mission-critical video.

Quality Dashboard
Live Stats

Quality You Can Measure. Results You Can Trust.

Every file is scored, tracked, and benchmarked against our 99.9% accuracy SLA before delivery. No exceptions.

quality-report · file_2847.srt● PASSED
Word Error Rate
0.09%
Speaker Attribution
100%
Timing Sync Offset
±0.08s
Domain Term Coverage
100%
✓ Cleared for broadcast deliveryreviewed 2m ago
Dual-Pass Expert ReviewDomain GlossariesSpeaker IdentificationCustom Timing
< 15 Min Response

Direct Caption Engineers on Call

No ticket queues or chatbot delays. Speak directly with the engineers formatting your video files. Standard 24–48hr turnaround with emergency rush available.

24/7 Global IngestSame-Day Rush Options →
Audit-Proof

Broadcast & Legal Compliance

Files guaranteed to clear compliance review for broadcast television, government portals, and university LMS systems.

FCC Section 79
ADA Title III
WCAG 2.1 AA
Section 508
Professional Solutions

Our Services

From post-production captioning to live CART, we cover every accessibility need with guaranteed 99.9% accuracy and human expertise.

View All Services

Need a custom enterprise workflow? We support volume SLAs & dedicated account managers.

Start Your Accessibility Journey

Get Your Free Caption Sample in 48 Hours

Upload one video clip and get a studio-grade caption sample free. No credit card required.