# NOTE.SV — Bitcoin Blockchain Notebook

> Decentralized, encrypted password and note manager on Bitcoin SV blockchain. (iPhone/iPad app by ChainBow Co. Ltd.)

- Source: https://appshunter.io/ios/app/notesv/id1508996888 (this page in markdown: same URL + `.md`)
- Developer: [ChainBow Co. Ltd](https://appshunter.io/developer/1435784644)
- Category: Productivity, Utilities
- Price: Free
- Rating: 5.00/5 from 6 App Store ratings · 2 written reviews indexed
- Age rating: 4+
- Requires: iOS 12.0 · 80 MB
- Languages: American English, Japanese, Chinese (Simplified, China)
- Released: 2020-08-17
- Data updated: 2026-06-10
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/notesv/id1508996888/reviews.md

## What is NOTE.SV?

NOTE.SV provides encrypted and decentralized password manager and note storage and syncs your passwords and notes with all your devices. it is the highest security Personal Privacy Information Manager powered by Bitcoin SV.

NOTE.SV use 12 years Bitcoin Blockchain that is a 100% reliable blockchain cloud.
Each record kept in NoteSV is encrypted with a different Elliptic Curve Crypto algorithm, This extra layer of security safeguards your personal information and helps keep hackers out.

Once written into the blockchain, no one can tamper and forge.
Information that are stored on the Blockchain will not be lost due to changes in software developers or servers.

Features
Website password management, support for advanced password generation and Two-factor Authentication (2FA).
Personal secure notes management, support to add pictures. Suitable for storing bank, credit card and all kinds of private information.
Record all histories on Bitcoin blockchain. support information search, sorting and sharing.
No monthly fee and annual fee. Pay 0.2 cent micro fee on reading and writing as needed.

The App based on an open protocol named NOTE, users can use the protocol to recover all their personal data with their own master words. READ protocol details from homepage. https://github.com/Note-sv/Protocol

## Key features

- Encrypted password management
- Decentralized note storage
- Bitcoin SV blockchain integration
- Advanced password generation
- Two-factor authentication (2FA)
- Add pictures to notes
- Open protocol for data recovery

## Recent user reviews (2 of 2)

All indexed reviews: https://appshunter.io/ios/app/notesv/id1508996888/reviews.md

### 5/5 — BSV all day!!

*2021-02-28, version 1.9.4*

Phenomenal app !

Maybe add Touch ID, like handcash has for quick access, but I also like the password only option. 

How can I start making BSV apps?

### 5/5 — bitcoin SV based encrypt notebook

*2020-09-17, version 1.8.5*

great app to have a try

## Frequently asked questions about NOTE.SV

### What is NOTE.SV?

NOTE.SV is a personal privacy information manager that provides encrypted and decentralized password and note storage. It syncs your data across all your devices using the Bitcoin SV blockchain for high security.

### How secure is NOTE.SV?

NOTE.SV uses a 12-year-old Bitcoin blockchain, which is a 100% reliable cloud. Each record is encrypted with a different Elliptic Curve Crypto algorithm, adding an extra layer of security against hackers and ensuring data cannot be tampered with once written.

### Does NOTE.SV have a monthly or annual fee?

No, NOTE.SV does not have any monthly or annual fees. It operates on a pay-as-you-go model with a small micro fee of 0.2 cents for reading and writing data as needed.

### Can I store more than just passwords in NOTE.SV?

Yes, NOTE.SV supports personal secure notes management and allows you to add pictures to your notes. It is suitable for storing sensitive information like bank details, credit card information, and other private data.

### What devices does NOTE.SV support?

NOTE.SV is available on iPhone, iPad, and iPod. It is designed to sync your passwords and notes across all your supported devices.

### How often is NOTE.SV updated?

The latest version of NOTE.SV is 1.10.0, which was last updated on March 1, 2022. This indicates a moderate update frequency for the application.

### Can I recover my data if I lose access to my device?

Yes, the app is based on an open protocol named NOTE. Users can use this protocol to recover all their personal data using their own master words. You can read more details about the protocol on their homepage.

### What is the age rating for NOTE.SV?

NOTE.SV has an age rating of 4+, making it suitable for a wide range of users. This rating suggests it contains no mature content.

## Version history (last 5 releases)

### 1.10.0 — 2022-03-01

Fixed bugs

### 1.9.9 — 2021-11-13

Fixed share bug

### 1.9.8 — 2021-11-01

Update data services

### 1.9.7 — 2021-07-26

improving robustness

### 1.9.6 — 2021-04-29

* Changed Logo and Icon
* Fixed some bugs

## Apps similar to NOTE.SV

| App | Rating | Price | Category |
| --- | --- | --- | --- |
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| [Codeprendo](https://appshunter.io/ios/app/codeprendo/id1514512697) | 5.0 (2) | Free | Productivity |
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## More apps by ChainBow Co. Ltd

- [ChainBow Wallet](https://appshunter.io/ios/app/chainbow-wallet/id1568850934)
- [Wallet 3](https://appshunter.io/ios/app/wallet-3/id1597395741)
- [NOTE.SV Super Notebook](https://appshunter.io/ios/app/notesv-super-notebook/id6466972822)
- [Tingting Player](https://appshunter.io/ios/app/tingting-player/id6756565155)
- [MarsChain Wallet](https://appshunter.io/ios/app/marschain-wallet/id6762779796)

All apps by ChainBow Co. Ltd: https://appshunter.io/developer/1435784644

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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 2026-06-10.*