Side by side
APITemplate.io vs Carbone
Both stand on mail merge software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Web
APITemplate.io offers several content inputs, template editors and generation modes, with usage allowances that vary by plan. The free tier is limited, while paid plans are billed annually.
Visit APITemplate.io Free plan Open source APILinuxMac+3
Carbone covers template-based document generation, conversion and multiple deployment models. Review how its data-size document counting and overage billing fit your expected workload.
Visit CarboneThe facts
| APITemplate.io | Carbone | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | No | Yes |
| Runs on | Web | API, Linux, Mac, Self-hosted, Web, Windows |
| Lowest paid plan | PDF Basic: $19 a month | See the plans |
| Plans published | 7 | 18 |
| Maker | APITemplate.io | Not published |
| Website | apitemplate.io | carbone.io |
| On mail merge software | #3 of 27 | #1 of 27 |
APITemplate.io: what it does well
- Free plan includes 50 PDFs or images per month.
- Supports HTML, CSS, JSON, URLs and Markdown.
- Offers visual WYSIWYG and HTML/CSS editors.
- Bulk generation and API access are available.
- Integrates with tools including Zapier and Airtable.
What to know first
- Free plan is limited to three templates.
- Free trial is not offered.
- Paid plans are billed annually.
Carbone: what it does well
- Generates PDF, DOCX, XLSX and PPTX files
- Conversion API supports more than 100 formats
- API access and bulk generation are available
- Cloud and self-hosted free options are listed
What to know first
- Extra documents beyond plan allowance are invoiced separately
- Documents are counted per 1 MB of injected data
- Cloud Essential is listed at $29.00 per month
Alternatives to APITemplate.io Alternatives to Carbone The whole list

