Grimm App vs Sendiro Wallet
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Grimm App
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Grimm App is a secure and modern Bitcoin wallet. Whether youβre sending money to a loved one, paying for services, or receiving funds from anywhere in the world, Grimm makes Bitcoin fast, simple, and accessible through the power of the Lightning Network and Onchain. What You Can Do with Grimm: Send & receive Bitcoin instantly via the Lightning Network (low fees, no delays) Scan QR codes to pay or generate a payment request Check your balance and transaction history anytime, anywhere Sync your wallet easily using your seed phrase Get notified about new payments, activity, and wallet updates Dark mode for comfort and battery savings Why Grimm App? Grimm App is designed for the realities of people around the world, where access to stable financial infrastructure is limited and remittance fees are high. We believe in a decentralized, open financial system powered by Bitcoin. With Grimm App, youβre not just using money, youβre owning it. Security First Grimm App is non-custodial youβre in full control of your funds. Your Bitcoin private keys are stored only on your device, encrypted and recoverable through a 12 or 24-word seed phrase. No one can access your money but you.
Sendiro Wallet
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Sendiro Wallet is a secure non-custodial cryptocurrency wallet designed to give you complete control over your digital assets. With Sendiro Wallet, you own and manage your private keys, meaning only you have access to your funds. No third party can freeze, access, or control your assets. Built with simplicity and security in mind, Sendiro Wallet allows users to manage assets across multiple blockchain networks from a single application. Features: β’ Non-custodial wallet β you control your keys and assets β’ Multi-chain support β’ Send and receive digital assets securely β’ Easy wallet creation and import β’ Real-time portfolio tracking β’ Fast, intuitive, and user-friendly experience Whether you're new to crypto or an experienced user, Sendiro Wallet provides the tools you need to securely manage your digital assets with confidence. Your keys. Your assets. Your control.
Screenshots
Verdict
The clearest difference is update cadence: Sendiro Wallet at weekly against Grimm App's every 2 months. Sendiro Wallet also leads on iOS requirement (13.0 vs 15.1). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Grimm App ships an update every 2 months, Sendiro Wallet weekly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.
| Parameter | Grimm App | Sendiro Wallet |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Weekly β better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPad, iPod β better |
| Requires iOS | 15.1 | 13.0 β better |
| Further details β not scored | ||
| Size | 56 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Grimm Technologies SARL | Sendiro company Ltd |
In-app purchases
Grimm App
No in-app purchases
Sendiro Wallet
No in-app purchases









