Top Alternatives to ConvertAPI in 2026

Top Mac & Windows apps like ConvertAPI

ConvertAPI

ConvertAPI is a fast and fault-tolerant web service used by software developers to convert Word documents, Excel spreadsheets, PowerPoint presentations, HTML documents, PDF files, and numerous other formats.

★ 1.6 average rating

License

Free Personal • Proprietary

Platforms

Mac,Windows,Linux,Online,Software as a Service SaaS

3 alternatives found

Convert42

★ 2.3

Converting Images to PDFs with an API for less money, and straight up pricing, without confusing things like 'credits'

FreemiumOnlineSoftware as a Service SaaS

pdfRest

★ 1.3

pdfRest empowers developers and businesses to seamlessly integrate PDF processing into their applications and workflows through a comprehensive suite of powerful REST APIs. From conversion and modification to extraction and optimization, pdfRest includes all the tools you need.

FreemiumSoftware as a Service SaaS

The online converter

A web-based source that provides different online file converters to make conversions between different compatible formats. It lets you deal with images, eBooks, PDFs, media, and other files types.

FreeOnlineSoftware as a Service SaaS