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launch release version - stackers
track gold prices and manage your precious metals portfolio on your phone.
stackers is a private offline-first precious metals portfolio tracker. Track your gold and silver holdings securely with real-time price data (optional API key can be utilized if preferred). All data stays on your device — nothing is uploaded to the cloud. Completely secure and completely private. Features: • Live gold & silver prices in GBP, USD, EUR — updated from metals.dev • Portfolio tracking with purchase details, weights, and premiums • Interactive price history charts • Off Grid mode — fully offline, no network requests • PIN lock with SHA-256 hashed pass-code • Local storage — your data never leaves your device • Add photos to your stack items Whether you're stacking gold bars, silver coins, or both, stackers helps you keep track of your growing stack — privately and securely. --------------------------------------------------------------------------------------------------------- How to set up Stackers after installing 1. Open the app. On first launch, you will see the Guide screen explaining app features. Tap **Set up Options** to go to Settings. 2. Set your preferences in Settings (optional — defaults are fine to start): - Theme: Dark or Light - Currency: GBP (£), USD ($), or EUR (€) - Weight Unit: Troy Ounce (oz) or Gram (g) - Default Metal: Gold or Silver (determines which chart shows first on Home) 3. Choose your data source — you need either an API key (live prices) or manual prices (off-grid): ### Option A: API Key (Live Prices) 3a. Get a free API key at [goldapi.io](https://www.goldapi.io) (email registration, free tier). 3b. In Settings, paste the key into the **API Key** field and tap **Save API Key**. ### Option B: Off-Grid Mode (Manual Prices) 3c. In Settings, scroll to **Manual Prices**. 3d. Enter the current spot price and selling premium % for Gold and Silver. Tap **Submit Prices** (single button for both metals). 3e. Toggle **Off Grid Mode** ON. 4. Tap **Continue** at the bottom of Settings. The Guide screen appears — tap **Continue to App** to reach the Home screen with your price data. 5. Explore the tabs at the bottom of the screen: - Home — Price banner, 12-month chart, your stack grid, total value - Portfolio — Aggregated holdings, profit/loss, weight totals per metal - Your Stack — All stack items, tap to edit - Add-2-Stack — Add a new item (name, weight, cost, metal, photo) - Account — Guide, Settings, PIN management, overwrite-price buttons 6. Add your first stack item: - Tap the **Add-2-Stack** tab to add your own items - Enter a name (e.g. "2024 Britannia") - Enter weight and cost per unit (or total amount) - Select metal (Gold / Silver) - Take or choose an existing photo (optional) - Tap **Add to Stack** 7. Set a PIN (optional): - Go to **Account** tab → **Set PIN** - Enter a 4-digit PIN and confirm - On next launch, the app will require this PIN to unlock 8. You're done. Prices update automatically (API mode) or stay at your manual entries (off-grid mode). All data stays on your device.