Pteri Wallet vs Zero Note
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Pteri Wallet
This app provides a sovereign identity and payment platform, allowing users to own their identity and assets securely. It eliminates the need for centralized databases and third-party authentication, offering a seamless, self-custody environment.
- Cryptographic Sovereignty
- Privacy-Enabled Settlement
- Self-Custody Environment
- Universal Bridge for Interaction
- Confidential Value Exchange
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PTERI: The Universal Layer of Trust. The era of centralized data leaks and shared secrets is over. PTERI (pronounced ‘Terry’) is a sovereign identity and payment platform that puts the power back into your hands. Built by KAKR Labs, PTERI is the first universal bridge between the legacy internet and the new era of human and robotic interaction. BE YOUR OWN BANK. BE YOUR OWN IDENTITY. PTERI eliminates the need for centralized databases, third-party biometrics, and vulnerable hardware keys. By utilizing the mathematical certainty of the world’s most resilient digital commodity—Litecoin—PTERI allows you to own your identity and your assets in one seamless, self-custody environment. KEY FEATURES: - Cryptographic Sovereignty: You don’t log in to services; you authenticate with them using cryptographic Signed Message technology. - Privacy-Enabled Settlement: Integrated with MWEB (MimbleWimble) technology, PTERI allows for confidential, secure, and instant value exchange.
Zero Note
Securely share encrypted notes that automatically disappear after being read or based on custom rules. Options include self-destruction by views or time, location-based access control, and email notifications upon opening. Access notes from any device via a keyboard extension.
- Self-destruct by views
- Self-destruct by time
- Location-based access control
- Email notifications on opening
- Keyboard extension access
- Audit trail
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Zero note: Self-destruct shareable encrypted notes Think of it's a way to share one time secrets, one time confidential notes with others that disappears after its been read or based on your self-destruct rules. A secure way to share a private encrypted note that self-destruct automatically based on your own terms: 1. Self-destruct by views 2. Self-destruct by time 3. Whitelist by location, country or anywhere 4. Get notified by email when it is opened by the recipient 5. Accèss Zero Note from anywhere using the keyboard extension. 6. Audit Trail note when it was first seen and last seen.
Screenshots
Verdict
The clearest difference is in-app purchases: Pteri Wallet at none against Zero Note's 2. Pteri Wallet also leads on device support (3 vs 1) and iOS requirement (13.0 vs 18.0). Zero Note's advantage is update cadence (every 3 days vs every 2 weeks). On price, rating, ratings volume and ads there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Zero Note sells 2 one-off in-app purchases. Pteri Wallet asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 5.0 for Pteri Wallet against 5.0 for Zero Note. Both are backed by a comparable volume of ratings — 1 and 1 respectively.
Pteri Wallet ships an update every 2 weeks, Zero Note every 3 days. The most recent releases landed on October 2, 2026 and October 1, 2026 respectively.
| Parameter | Pteri Wallet | Zero Note |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (1 ratings) |
| Number of ratings | 1 | 1 |
| Update frequency | Every 2 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 13.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 84 MB | 10 MB |
| Age rating | 4+ | 17+ |
| Developer | Kakr Platform Inc. | Pradeep Burugu |
Customer experience
Pteri Wallet
Zero Note
In-app purchases
Pteri Wallet
No in-app purchases
Zero Note
- Zero Note Lifetime Basic$9.99
- Zero Note Lifetime Pro$12.99









