# Blockbook™ — Publish Contents in Blockchain

> Publish and timestamp digital content on the blockchain for proof of ownership and smart contracts. (iPhone/iPad app by Equations INC..)

- Source: https://appshunter.io/ios/app/blockbook/id1524431131 (this page in markdown: same URL + `.md`)
- Developer: [Equations INC.](https://appshunter.io/developer/1447206744)
- Category: Business, Productivity
- Price: Free
- Rating: 5.00/5 from 1 App Store ratings
- Age rating: 4+
- Requires: iOS 10.0 · 69 MB
- Languages: English
- Released: 2020-07-28
- Data updated: 2026-06-22
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/blockbook/id1524431131/reviews.md

## What is Blockbook™?

Choose. Create. Publish.

Your Notary in the Cloud - Post, Timestamp & Create Smart Contracts. Use Blockchain to Protect your Trademark, Audio, Video, Document, Article, Patent, Invention, Agreement, Ideas, etc

Create/Upload and Post, Time-Stamp or Publish Your Data, Documents & Smart Contracts in the Verifiable Public Blockchain


What is Blockbook™?
Blockbook™ is a decentralized system/platform powered by core Blockchain Technology

Blockbook™ leverages Blockchain Technology, to provide you with Smart Contracts, Semi-Decentralized Cloud and a Manipulation/Tamper-Proof history and storage of your data and documents, via Blockchain Posting and Timestamping.


How to use Blockbook™
1. Create/Upload Content
Use our powerful Blockchain Editor™ to create/upload your Content or Smart Contract for the Blockchain.

2. Publish & Insert
Publish and Insert your Content or Smart Contract into the public Blockchain.

3. Confirmation & Certificate
Receive Verifiable Blockchain Post Confirmation, Blockchain Time-Stamp Certificate, or Smart Contract Certificate with Source Code.


Why Choose Blockbook™ Blockchain Platform?
*3-IN-1 Platform: Create and Manage all your Blockchain Posting, Time-Stamping and Smart Contract projects in one platform.

*Direct Access to the Top Main Public Blockchain Networks in the World: Bitcoin, Bitcoin Cash, Ethereum, Dash, Steem and Fatcom.

*Two-Factor Authentication with maximum hacker-proof security.

*100% Complete Absolute Privacy! Your files or data can NEVER EVER be shared with or released to anyone else apart from YOU regardless of the circumstance!

*FREE Posting & Timestamping in the Blockchain, using Steem Blockchain, Blockbook™ Blockchain powered by EOSIO Blockchain, and Blockbook™ Blockchain Server powered by Bitcoin Blockchain.

*The Platform is Securely Connected 24/7 to the Bitcoin Blockchain via Blockbook™ Blockchain Server, i.e All your Published/Updated Data and Documents are automatically Timestamped into the Bitcoin Blockchain for FREE.

*Post rich contents, documents and data to the Bitcoin Network using Blockbook Certificate™.

*Create cloud based immutable Paper Trails or Proof of Work for your contents with Blockchain Editor™.

*Use your immutable Paper Trails/Proof of Work and Blockbook Certificate™, as a valid third party evidence in a Court of Law during any litigation process.


Top Reasons To Choose Blockbook™
*Complete Access
Access to the Complete Blockchain Technology – Blockchain Posting, Blockchain Time-Stamping, and Blockchain Smart Contracts

*Immutable Evidence
Create an Immutable Proof of Work and Paper Trails for your Content – Data, Documents, Smart Contracts, etc.

*Support Litigation Case
Support and Prove your Litigation Case with your Immutable Proof of Work, Paper Trails and Blockbook™ Certificate in any Court of Law.


Perks for Blockbook™ Users
*Privacy
Blockbook™ offers full-stack privacy of your data and documents, providing confidentiality at every layer — from the platform application, to the blockchain network, down to the nodes of the cloud storage. This allows for trustless privacy, where data and documents are protected automatically with strong security guarantees.

*Blockchain Eco-System
Cryptocurrency Eco-System powered by Artificial Intelligence, where you can buy and sell thousands of goods and services securely with cryptocurrencies.

*Public/Private Chat + Email
Securely Chat with other Authors/Users using Blockbook™ Chat, or use our Blockbook™ Email to contact other Authors/Users directly, to receive help, advise or share ideas with the community.

## Key features

- Publish content to blockchain
- Timestamp documents, audio, video
- Create smart contracts
- Generate verifiable certificates
- Immutable proof of work
- Supports multiple blockchain networks


## Frequently asked questions about Blockbook™

### What is Blockbook™ used for?

Blockbook™ is used to publish, timestamp, and create smart contracts for various digital content like documents, audio, and video. It leverages blockchain technology to provide a secure and immutable record, acting as a digital notary.

### Can I use Blockbook™ for legal purposes?

Yes, Blockbook™ provides immutable paper trails and certificates that can serve as valid third-party evidence in court. This helps support litigation cases by proving the existence and ownership of your content.

### Which blockchain networks does Blockbook™ support?

Blockbook™ offers direct access to major public blockchain networks including Bitcoin, Bitcoin Cash, Ethereum, Dash, Steem, and Fatcom. This allows for flexible publishing options.

### Is my data private on Blockbook™?

Blockbook™ emphasizes 100% complete absolute privacy. Your files and data are never shared or released to anyone else apart from you, regardless of the circumstances.

### Is Blockbook™ free to use?

Yes, Blockbook™ offers free posting and timestamping using the Steem blockchain, the Blockbook™ blockchain powered by EOSIO, and the Blockbook™ blockchain server powered by Bitcoin. Your published data is also automatically timestamped into the Bitcoin blockchain for free.

### How secure is Blockbook™?

Blockbook™ utilizes two-factor authentication for maximum hacker-proof security. The platform is also securely connected 24/7 to the Bitcoin blockchain, ensuring data integrity.

### What kind of content can I publish with Blockbook™?

You can publish and timestamp a wide range of content including trademarks, audio, video, documents, articles, patents, inventions, agreements, and ideas. The platform's editor allows for rich content creation.

### How often is Blockbook™ updated?

Blockbook™ was last updated on August 2, 2020, with version 1.1. The release date was July 28, 2020. Further update frequency information is not provided.

## Version history (last 2 releases)

### 1.1 — 2020-08-02

Upgrade of Publish, Timestamp and Smart Contracts Home Navigation Pages

### 1.0 — 2020-07-28

No release notes.

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All apps by Equations INC.: https://appshunter.io/developer/1447206744

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-22.*