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BlockCypher VS Converterer

Compare BlockCypher VS Converterer and see what are their differences

BlockCypher

AWS for Block Chains

Rating
0 reviews
Alternatives Is it good?
Converterer

Developer-first file conversion and website capture API: 300+ format pairs across documents, images, audio, and video, plus pixel-perfect HTML-to-PDF rendering. Plain REST, no SDK required. 100 free conversions a month, files up to 1 GB.

Rating
0 reviews
Pricing
Freemium Free trial $9.99 / Monthly (2,500 conversions)
Alternatives Is it good?
CloudCLI
Shared cloud environments for AI coding agents. Run Claude Code, Cursor CLI, Codex, and Gemini CLI from any device, API, or automation tool. sponsored
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Which is more popular?

Based on our record, BlockCypher seems to be more popular. It has been mentioned 2 times since March 2021.

social mentions
2 vs 0
Cloud Infrastructure popularity
100% vs 0%
alternatives listed
84 vs 214

Base details

Website, pricing, platforms and company facts side by side.

BlockCypher
Converterer
Website blockcypher.com converterer.com
Pricing —
Freemium Free trial $9.99 / Monthly (2,500 conversions) Official pricing
Platforms —
REST API Generic HTTP API Curl
Company — Startup from Australia · 1 - 9 employees · 2018
Listed in
Cryptocurrencies Cloud Infrastructure Crypto Cloud Computing +1
HTML To PDF PDF Conversion API PDF Tools PDF Converter Developer Tools API File Conversion PDF Document Management File Converter File Converters +8

About BlockCypher and Converterer

In their own words, as submitted to SaaSHub.

BlockCypher
Converterer

No description of BlockCypher yet.

Converterer (formerly Paperplane) is a REST API for file conversion and website capture, built for developers and no-code workflows. File conversion: convert documents, spreadsheets, presentations, images, audio, and video across 300+ format pairs: DOCX to PDF, PDF to DOCX, XLSX to CSV, PNG to...

Read more about Converterer

Features and specs

What each product offers, as listed by its team.

BlockCypher 6 features
Converterer 8 features
  • Ease of Use
    BlockCypher offers a simple API structure that makes integration with blockchain services straightforward, even for developers who are new to blockchain technology.
  • Multi-Blockchain Support
    Supports multiple blockchains, including Bitcoin, Ethereum, Litecoin, and Dogecoin, allowing developers to work with different cryptocurrencies in a unified platform.
  • Detailed Documentation
    Comprehensive and well-maintained documentation that helps developers understand and implement their APIs efficiently.
  • High Availability
    Designed for high availability and reliability, which ensures minimal downtime and consistent performance for applications.
  • Advanced Features
    Offers advanced APIs for tracking, creating, and managing transactions, contracts, and wallet functionalities, making it suitable for both basic and complex use cases.
  • Support for Microtransactions
    Offers support for microtransactions, which is beneficial for applications requiring small payments or tipping systems.

Possible disadvantages

  • Costs
    While BlockCypher offers a free tier, higher usage plans can get expensive, which may not be suitable for startups or low-budget projects.
  • Limited Customization
    Some users might find that the service provides limited customization options, which can be restrictive for highly specialized use cases.
  • Dependency on Third Party
    Relying on a third-party service for blockchain interactions introduces dependency risks, including potential service downtime or changes in API terms.
  • Performance Overhead
    Using an external API can introduce performance bottlenecks due to network latency, compared to running a local solution.
  • Security Concerns
    Although secure, delegating sensitive operations to a third-party service raises security concerns, especially for high-stakes transactions.
  • Limited Control Over Nodes
    Developers do not have direct control over the blockchain nodes, which can occasionally lead to limitations in managing the blockchain environment.
  • 300+ Conversion Pairs
    Convert documents, spreadsheets, presentations, images, audio, and video through one REST endpoint: DOCX to PDF, HEIC to JPG, MP4 to GIF, XLSX to CSV, and hundreds more.
  • Website Capture (HTML to PDF)
    Render any URL as a pixel-perfect, print-ready PDF with a real headless Chromium engine. Page size, margins, headers and footers with page numbers, and wait conditions for JavaScript-heavy pages are all parameters on one call.
  • No SDK Required
    Plain REST that works from any language: authenticate with HTTP Basic, POST a file or URL, done. Hand-tested code recipes for Python, Node.js, PHP, Laravel, Ruby, Go, Java, and plain cURL.
  • Signed Webhook Callbacks
    HMAC-signed notifications fire the moment a conversion finishes, so pipelines react instantly instead of polling for status.
  • Bring Your Own Storage
    Results land in built-in storage with zero setup, or deliver straight to your own bucket: S3-compatible, Google Cloud Storage, Azure, and more.
  • No-Code Integrations
    Drop conversion and capture into Zapier, Make, n8n, Power Automate, or Workato workflows without writing code.
  • Flat Per-Conversion Pricing
    A conversion costs the same whatever the file weighs, with files up to 1 GB on every plan. 100 free conversions a month with no card, and published plans from $9.99 up to 250,000 conversions a month.
  • Batch and Parallel Processing
    Submit multiple jobs at once and keep high-volume workflows moving; async job handling with completion callbacks is built in.

Analysis

An editorial look at what each product does well and who it suits.

BlockCypher
Converterer

No analysis of BlockCypher yet.

Overall verdict

  • Paperplane is considered a good tool for certain use cases.

Why this product is good

  • Paperplane is aimed at streamlining data collection and automating mail workflows, which makes it especially beneficial for organizations looking to enhance communication processes. It provides features that ease the management of outbound and inbound communications, making it efficient and convenient.

Recommended for

  • Businesses looking to automate their mail and communication processes.
  • Organizations that need efficient data collection and distribution tools.
  • Teams seeking to improve workflow efficiency in terms of document and message management.

Videos

Walkthroughs and reviews on video.

BlockCypher 2 videos + Add
Converterer 1 video + Add

Building with Blockchains and BlockCypher - Josh Cincinnati

More videos

  • - FinDEVr SF 2015 / BlockCypher

Video Review Paperplane New Era 9FIFTY Snapback Cap

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
BlockCypher
Converterer
100% 100%
Cloud Infrastructure
0% 0%
0% 0%
PDF Tools
100% 100%
100% 100%
Cryptocurrencies
0% 0%
0% 0%
HTML To PDF
100% 100%

Questions & Answers

As answered by people managing BlockCypher and Converterer.

What makes your product unique?

Converterer's answer:

Two APIs under one plan and one allowance: file conversion across 300+ format pairs (documents, spreadsheets, presentations, images, audio, video) and website capture that renders any URL as a print-ready PDF with a real headless Chromium engine. Pricing is flat per conversion, so a 900 MB video costs the same as a 40 KB document, where most competitors bill credits or processing minutes that scale with file size. And there is no SDK to install: it is plain REST you can drive from cURL.

Why should a person choose your product over its competitors?

Converterer's answer:

Predictable cost and less integration work. Flat per-conversion pricing with files up to 1 GB on every plan means no surprise bills when documents get heavy. The free tier is a real recurring allowance, 100 conversions every month with no card, rather than a one-time trial. Integration is one POST request with HTTP Basic auth, HMAC-signed webhooks instead of polling, and delivery straight into your own storage bucket if you want it. The capture engine has been rendering PDFs in production since 2018, and we publish sourced, dated comparisons against competitors on our own site, including the cases where they are the better fit.

How would you describe the primary audience of your product?

Converterer's answer:

Developers adding file conversion or document rendering to their products (invoices, reports, archives, media processing), and operations or no-code builders automating the same jobs through Zapier, Make, n8n, Power Automate, or Workato. Typical users are SaaS teams generating documents at scale and teams replacing self-hosted conversion stacks they no longer want to operate.

What's the story behind your product?

Converterer's answer:

Converterer started in 2018 as Paperplane, a focused HTML-to-PDF API built on headless Chrome. Customers kept asking for conversions that had nothing to do with HTML: DOCX to PDF, HEIC to JPG, MP4 to GIF. So the platform grew past its name, and in May 2026 it relaunched as Converterer: the same team and rendering engine, expanded to a full file conversion API with 300+ format pairs alongside the original website capture.

Which are the primary technologies used for building your product?

Converterer's answer:

Website capture runs on a real headless Chromium engine, so output matches what desktop Chrome renders, including web fonts, Flexbox, Grid, and JavaScript-heavy pages. The API itself is plain REST over HTTPS with HTTP Basic authentication and HMAC-signed webhooks, and output delivery integrates with standard object storage (S3-compatible, Google Cloud Storage, Azure).

User comments

Share your experience with using BlockCypher and Converterer. For example, how are they different and which one is better?

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Social recommendations and mentions

Recommendations tracked on public social media and blogs since March 2021.

BlockCypher 2 mentions
Converterer 0 mentions
  • Wallet balance not correct?
    So I added old keys to MultiDoge and the wallets synced up but the balances show in MultiDoge doesn't seem to be correct. I've checked all addresses that I've added against blockcypher.com and it shows 0 balance on all but one which... Source: almost 5 years ago
  • Bitcoin newbie - sent 2 transactions with too low a fee (non replaceable).
    Thanks for that - really helpful video. Looks like my only option is to wait it out and have the transaction bounced back, but what I can't understand is that the receiver reckons they have it, yet when I try and look at the transaction... Source: over 5 years ago

Tracking Converterer since Mar 2021.

Alternatives to BlockCypher and Converterer

When comparing BlockCypher and Converterer, you can also consider the following products.

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