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PFM at a glance
PFM
Convert to PFM when high-precision floating-point image data must survive for rendering, HDR processing, or technical analysis.
It is useful as a working format in graphics and research pipelines.
NUMBERS at a glance
NUMBERS
Convert to NUMBERS when the recipient is expected to work further in Apple Numbers, especially for schedules, lightweight financial sheets, classroom materials, or visually arranged tables in Mac- and iPad-based workflows.
It is useful when the Apple editing experience matters more than cross-platform ubiquity.
For broad office interoperability, XLSX is usually the safer spreadsheet target.
Format comparison
| Feature | PFM | NUMBERS |
|---|---|---|
| File type | Image | Spreadsheet |
| Extensions |
|
|
| MIME type |
|
|
| Compression / quality | depends | structured |
| File size characteristics | medium | small |
| Compatibility | broad | moderate |
| Editability | moderate | high |
| Created year | 1995 | 2007 |
| Inventor | Paul Debevec | Apple |
| Status | active | active |
| Primary use cases |
|
|
| Common software |
|
|
| Archival suitability | moderate | moderate |
| Metadata handling | moderate | rich |
| Delivery profile | strong | moderate |
| Workflow fit | delivery | analysis |
| Vector scaling | ❌ | ❌ |
When to use each format
When to use PFM
- capture ingest
- editing
- web or print delivery
- Useful for technical sample interchange and tooling.
When to use NUMBERS
- analysis
- reporting
- business-data exchange
- Important in Apple productivity workflows.
FAQs
Why convert PFM to NUMBERS?
Convert to NUMBERS when the recipient is expected to work further in Apple Numbers, especially for schedules, lightweight financial sheets, classroom materials, or visually arranged tables in Mac- and iPad-based workflows.
It is useful when the Apple editing experience matters more than cross-platform ubiquity.
For broad office interoperability, XLSX is usually the safer spreadsheet target.
What changes when converting PFM to NUMBERS?
This conversion changes how the format behaves in downstream tools and delivery environments.
Size profile changes from medium in PFM to small in NUMBERS. Quality profile changes from depends in PFM to structured in NUMBERS. Editability profile changes from moderate in PFM to high in NUMBERS. Compatibility profile changes from broad in PFM to moderate in NUMBERS. Metadata profile changes from moderate in PFM to rich in NUMBERS. Delivery profile changes from strong in PFM to moderate in NUMBERS. Workflow profile changes from delivery in PFM to analysis in NUMBERS.
What should I review after converting PFM to NUMBERS?
Check the exported file for Less universal than XLSX/CSV/ODS for interchange.; Conversion is often necessary outside Apple ecosystems..