PNCC vs Safe OpenSig
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
PNCC
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The new PNCC app provides an easy way for you to buy internet cards and airtime cards anytime, anywhere in Palau. Download the PNCC App to start right away.
Safe OpenSig
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Sign with Absolute Certainty. Safe OpenSig is a professional grade verification instrument for enterprise Safe signers. It provides a dedicated, isolated environment to verify the integrity of every transaction before it reaches your signing device. Eliminate the Blind Signing Trap: Most signing flows rely on centralized interfaces and "black box" logic. Safe OpenSig replaces trust with mathematical proof. By reconstructing transaction intent locally, you eliminate the risk of browser-based phishing, UI-injection attacks, and malicious payloads. Key Features: - Trustless Simulation: Preview balance and account changes via a private, local execution engine. - Hardware Emulation: View a 1:1 digital mirror of your Ledger Nano S, X, or Pro screen to confirm physical parity before you sign. - Cryptographic Integrity: Verify transaction data against the blockchain state using local Merkle proofs, no reliance on third-party providers. - Enterprise Privacy: Your data never leaves your device. No telemetry, no tracking, and no hidden transaction fees. Safe OpenSig is not a wallet; it is the lens that makes the Safe ecosystem safe for institutional use. Built for Professional Treasuries: - Open Source & Vendor Neutral - Local-First Architecture - Private RPC Support
Screenshots
Verdict
The clearest difference is update cadence: Safe OpenSig at every 2 weeks against PNCC's every 2 months. Safe OpenSig also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PNCC ships an update every 2 months, Safe OpenSig every 2 weeks. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.
| Parameter | PNCC | Safe OpenSig |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 weeks โ better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 12.0 โ better |
| Further details โ not scored | ||
| Size | 21 MB | 38 MB |
| Age rating | 4+ | 17+ |
| Developer | TSC Inc. | SEDNAOUI MARC JOSEPH RAYMOND GEROGES |
In-app purchases
PNCC
No in-app purchases
Safe OpenSig
No in-app purchases









