Use a desktop tool for occasional conversion.
EZConvert GUI handles single-file professional format conversion without infrastructure.
Subtitle Processing. Perfected.
When one approved subtitle master needs to become twelve platform-compliant deliverables by morning, manual processing is not a sustainable workflow.
EZConvert is a professional subtitle conversion, quality control and delivery-automation solution available as:
A desktop application for individual conversion workflows
A dedicated on-premises processing server for continuous automation
A headless REST API for cloud platforms and enterprise integrations
Built for localization teams that need reliable subtitle delivery across growing volumes, formats and customer specifications.
EZConvert can operate independently with subtitle files from any authoring environment. Within the EZTitles ecosystem, it provides the specialized automation required when repetitive conversion, validation and packaging outgrow manual processing.
Desktop conversion
Offline workstation automation
Dedicated on-premises processing
Headless REST API integration
For on-premises editions, processing capacity is determined by the available hardware – not by per-file software restrictions.
Built for the volumes professional subtitle delivery actually demands.
Where Approved Subtitle Masters Become Scalable Deliverables
The Delivery-Automation Layer
Creative subtitle production and high-volume delivery processing solve different operational problems.
Editors need responsive tools for spotting, translation, proofing and QC.
Delivery operations need repeatable validation, conversion and packaging that can run reliably without requiring an editor to process every file manually.
EZConvert brings detailed subtitle quality control into that delivery workflow. Check timing, reading speed, safe areas and character restrictions, and identify formatting that the destination file cannot preserve.
Configurable checks and supported fixes help catch and resolve technical issues before they become another round of corrections. Whether processing one file or an automated batch, quality control becomes part of the job.
It automates
- Subtitle quality control and technical validation
- Format conversion
- Frame-rate transformation
- Packaging
- Customer-specific output preparation
- Multi-platform delivery workflows
Increase delivery capacity
without increasing technical overhead at the same rate.
Creative work
remains with the creative team.
Repetitive delivery processing
becomes automated.
Subtitle Pipelines Break Where Automation Ends
Why Manual Delivery Fails at Scale
Every subtitle operation starts manageable. One master file. A handful of output formats. A team that knows the specifications.
Then complexity grows. Every additional platform introduces another technical requirement. Every manual step introduces another opportunity for delay, inconsistency or avoidable error.
Eventually, skilled staff spend increasing amounts of time repeating technical processing that software should perform consistently. EZConvert exists to close that gap.
With EZConvert, Teams Reduce
- Manual format rework
- Repetitive platform-specific corrections
- Frame-rate conversion errors
- Validation cycles that should be automated
- Delivery bottlenecks between authoring and distribution
- Manual handoffs between subtitle systems and MAM infrastructure
- Dependence on individual operators remembering every customer specification
The Operational Result
- More predictable delivery capacity
- More predictable deadlines
- Fewer technical delivery failures
- Fewer last-minute revisions
- Lower repetitive processing overhead
- Faster preparation of multi-platform deliverables
- Greater confidence before submission
Designed to Sit Between Authoring and Final Delivery
System Architecture
EZConvert operates as a dedicated subtitle-processing layer. Approved subtitle masters can come from EZTitles or any other authoring environment. EZConvert validates, converts, packages and prepares them for delivery according to the active workflow and output requirements.
Subtitle Authoring
EZTitles or Any Other Authoring Environment
Approved Subtitle Master
EZConvert
Validate · Convert · Package
Multi-Format Deliverables
Broadcast · Streaming · Accessibility · Cinema · Archive
One approved subtitle master.
Multiple platform-compliant deliverables.
No repetitive manual processing.
It can be introduced wherever professional subtitle delivery
needs dedicated conversion and automation.
Start Where You Are. Scale When You Need To.
Four Editions. Four Operational Models.
Organizations automate subtitle delivery at different levels. Some need occasional single-file conversion. Others need workstation automation, continuous on-premises processing or API-driven cloud integration.
EZConvert is available in four editions, each designed for a distinct operational environment.
Choose the edition that matches the work you need to perform today. Move to a different deployment model when the operation changes.
Centralized On-Premises Delivery Automation
EZConvert Professional
Designed for organizations that need continuous, centralized subtitle processing across higher volumes. Runs as dedicated on-premises server infrastructure and supports concurrent processing according to the available hardware and workflow design.
No per-file conversion fee or artificial processing-volume ceiling.
Ideal For
- Large localization vendors
- Broadcast facilities
- Post-production studios
- Centralized delivery departments
- Continuous multi-platform processing
- MAM-connected subtitle pipelines
Capabilities
- Concurrent subtitle processing
- Centralized automation workflows
- Server and MAM integration
- Air-gapped deployment
- No per-conversion fees
- Continuous 24/7 processing
- Audit logging
- Automated multi-format output preparation
Processing Capacity
Determined by available server resources and infrastructure design. Not by per-file licensing restrictions.
Core Principle
Your infrastructure determines processing capacity. Your license does not impose an artificial monthly file limit.
If a Platform Requires It, EZConvert Handles It
Every Format. Every Delivery Environment.
EZConvert supports professional subtitle conversion across broadcast, streaming, cinema, accessibility, archive and editorial exchange environments.
Streaming and OTT
- Netflix Timed Text
- TTML 1 and TTML 2
- IMSC 1 and IMSC 1.1
- SMPTE-TT
- Apple Timed Text
- WebVTT
- IMSC-Rosetta
Broadcast and Closed Captioning
- EBU-STL
- PAC and Unicode PAC
- SCC
- CEA-608
- CEA-708
- EBU-TT
- Teletext
Open Subtitle and Localization
- SRT
- SSA and ASS
- WebVTT
- DOC and RTF
- Excel-based workflows
- Custom text formats
Cinema and DCP
- DCP XML
- SMPTE Timed Text
- CineCanvas
- Blu-ray BDN
- Interop
- DCDM XML
Accessibility
- SDH
- HoH
- Accessible broadcast captions
- Streaming accessibility deliverables
NLE and Editorial Integration
- Adobe Premiere Pro
- Final Cut Pro
- DaVinci Resolve
- Avid workflows
Media Processing and Automation
- FFmpeg
- ProMedia Carbon
- Manzanita MP2TSME
- Watch-folder workflows
- Automated delivery pipelines
ARchive
- Legacy broacast formats
- Migration and conversion workflows
Independent by Design. Connected When Useful.
Part of the EZTitles Product Ecosystem
EZConvert is a complete standalone subtitle-processing solution. It can receive subtitle masters from EZTitles Desktop, another subtitle editor, a MAM system or a custom production pipeline. No other EZTitles product is required.
| Operational Need | Product | Role |
|---|---|---|
| Create and review subtitles | EZTitles | Frame-accurate editing, proofing, QC and direct export |
| Protect and access sensitive media | EVS | Encrypted streaming, media access control and session protection |
| Automate delivery processing | EZConvert | Validation, conversion, packaging and high-volume automation |
| Share licenses across teams | Online License Manager | Centralized license allocation across users and workstations |
| Accelerate first-draft production | Subtitling Assistant | Optional speech recognition and machine translation |
How EZConvert Can Be Used
Standalone Conversion
Subtitle File
EZConvert GUI
Converted Deliverable
Workstation Automation
Incoming Folder
EZConvert PFP
Validate · Convert · Route
Output Folders
Centralized Enterprise Processing
Authoring / MAM / Storage
EZConvert Professional
Validate · Convert · Package · Log
Broadcast · Streaming · Archive
Connected EZTitles Workflow
EVS (optional)
Secure Media Access
EZTitles
Create · Proof · QC · Export
EZConvert PFP / Professional
Validate · Convert · Package
Start with the processing capability you need.
Connect EZConvert to other systems when automation, scale or integration requires it.
Delivery Automation Is Only Reliable If the People Behind It Are
Real Support. Real Engineers.
Automated workflows become business-critical when they sit between approved subtitle masters and fixed delivery deadlines.
EZConvert customers work directly with engineers who understand:
- Subtitle delivery pipelines
- Professional format specifications
- Validation and conversion workflows
- MAM and platform integrations
- On-premises automation architecture
- Offline and air-gapped deployment
- Production failures
- Broadcast and distribution deadlines
Not a general help desk.
Not a ticket queue staffed by people unfamiliar with subtitle delivery.
People who understand the processing workflow and can help when automation becomes operationally critical.
Talk to an EngineerFrequently Asked Questions
FAQ
REST API Specific FAQ
Stop Processing Subtitles Manually
Start Delivering at Scale
Bring professional subtitle QC into every conversion workflow. EZConvert helps you check technical requirements, apply supported fixes and prepare the formats your customers need – from individual files to automated batches. Spend less time repeating checks and corrections and deliver with greater confidence.
Automate a dedicated workstation.
EZConvert Professional Features Pack adds batch, watch-folder and command-line automation to a single Windows workstation.
Run continuous processing on your own server.
EZConvert Professional scales with your hardware – no per-file ceiling.
Connect subtitle automation to a platform through the cloud API.
EZConvert Cloud API integrates subtitle processing into any MAM, SaaS or delivery platform.
Automation is not a shortcut. It is how repetitive delivery work becomes reliable at scale.