Version 1
Limits and compatibility
| Limit | Value |
|---|---|
| Maximum source file | 4 MiB (4,194,304 bytes) |
| Accepted extensions | .doc, .ppt, .xls |
| Task identifier | 32 lowercase hexadecimal characters |
| Result retention | Approximately 30 minutes |
| Download URL lifetime | 5 minutes; query again for a fresh URL during retention |
| Task metadata expiry | Scheduled after 24 hours; DynamoDB TTL deletion is asynchronous. |
Rejected inputs
- Encrypted, corrupted, empty, or disguised files.
- Unsupported legacy variants.
- XLS external-workbook references.
- Documented XLS database-formula edge cases.
Fidelity: conversion targets structural compatibility, not universal pixel-perfect equivalence. Validate representative business documents before a large migration.