Stacker vs Qollateral
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Stacker
Track your gold and silver coin and bullion portfolio with live prices and detailed analytics. View your holdings in your preferred currency or total ounces, with privacy-focused, on-device storage. Offers both free and premium features for serious collectors.
- Track gold and silver coins, bars, and rounds
- Live spot prices for gold and silver
- Multi-currency portfolio tracking
- View portfolio in fiat value or total ounces
- Profit and loss tracking
- Historical performance charts (Premium)
- On-device data storage for privacy
Read full descriptionHide full description
The precious metals & coin portfolio tracker built for iOS. Track every gold and silver coin, bar, and round you own. View your portfolio in USD, EUR, or your preferred currency. See your stack in fiat value or in total ounces, your choice. Live spot prices, exact purity, and your data stays on your device. No account, no cloud storage, and no tracking. Stacker is the native iOS app for people who take their stack & coin collection seriously. — TRACK YOUR STACK PROPERLY — Add gold and silver coins, bars, and rounds with full detail: exact weight in troy ounces, grams, or kilograms. Exact purity in karat or decimal (24K or .9999). Quantity, purchase price, and date. The way you actually buy precious metals. — LIVE SPOT PRICES — Real-time gold (XAU) and silver (XAG) spot prices fetched from a reliable source. Subscribers get hourly updates. Free users get daily prices. Last-known prices are cached for offline use, so the app works even without signal. — MULTI-CURRENCY SUPPORT — Track your portfolio in US Dollars, Euros, Turkish Lira, British Pounds, and other popular currencies. See real value in your local currency. Switch currencies anytime, conversions handled automatically. — FIAT OR OUNCES — Toggle your portfolio view between fiat value and total weight. See your stack in your preferred currency when you want, or in total troy ounces when the fiat number doesn't matter. The view stackers actually want. — PROFIT AND LOSS — Unrealized gains and losses tracked automatically against your purchase price, in both your chosen currency and percent. Know exactly how your stack has performed. — HISTORICAL PERFORMANCE — Watch your portfolio value over time with full charts. Daily snapshots taken automatically. View 1 week, 1 month, 3 months, 1 year, or all-time. (Premium feature.) — PRIVACY FIRST — Stacker doesn't require an account. Your holdings live on your device, not in the cloud. No tracking, no data collection, no advertising. Lock the app with Face ID for an extra layer of protection. Export everything as CSV anytime, your data is always yours. — DESIGNED FOR STACKERS — Display weight in your preferred unit (grams or troy ounces), purity in your preferred format (karat or decimal), and values in your preferred currency. Customize once, applied everywhere. Built specifically for the way precious metals investors actually think about their holdings. — PRICING — Stacker is free to use with up to 3 holdings and daily price updates. Upgrade to Stacker Premium for unlimited holdings, hourly spot prices, full historical charts, and CSV export. - Monthly: $5.99 - Yearly: $39.99 (save over 44%) - Lifetime: $79.99 (one-time purchase, launch offer) Restore previous purchases anytime from settings. — ABOUT — Stacker is built by an indie developer who was tired of using spreadsheets to track precious metals. Just an app that does one thing well. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Qollateral
Manage your luxury asset-backed loans with this app. Track loan details, access important documents, request funding, and schedule appointments. It provides a secure platform for clients to stay informed and in control of their financial accounts.
- Loan dashboard overview
- Detailed loan browsing
- Document access
- Funding request initiation
- Appointment booking
- Payment options
- Gold loan calculator
Read full descriptionHide full description
Qollateral is the official mobile app for Qollateral clients. If you have — or are considering — a collateral loan backed by luxury assets such as watches, jewelry, gold, diamonds, handbags, or other high-value items, this app keeps your account, documents, and team contact in one secure place. For existing & invited clients Client accounts are created by the Qollateral team. New users can request access from the app and connect with our team to get started. YOUR LOAN DASHBOARD Open the app to a clear overview of your account: total loans, items in progress, accounts due within 30 days, and overdue items. Tap any stat to jump straight into your loan list. BROWSE YOUR LOANS See every loan linked to your account in one list. Open any loan for amounts, status, key dates, and related information — so you always know where things stand. DOCUMENTS ON DEMAND Access files your relationship manager shares with you, organized by folder. Review agreements, statements, and other materials whenever you need them. REQUEST FUNDING Ready for a new loan or want to pledge another asset? Start a funding request from the app. Share item details, contact information, and supporting photos or documents for our team to review. BOOK APPOINTMENTS Schedule time with Qollateral for a new loan, redemption, renewal, or general consultation through our integrated booking experience. PAYMENT OPTIONS View how to pay in the app — including Zelle and bank wire instructions — so you can stay current on your loan with confidence. GOLD CALCULATOR Estimate potential loan value for gold items with our built-in calculator — a quick way to explore your options before you reach out. YOUR RELATIONSHIP MANAGER See your dedicated relationship manager on the dashboard. Call or email them directly when you have questions about your loan or account. STAY IN CONTROL OF YOUR ACCOUNT Update your profile, change your password, enable notifications for important updates, and manage your account securely—including account deletion when required. Terms of Use and Privacy Policy are available in the app. SECURE SIGN-IN Sign in with your client credentials. Forgot your password? Reset it in the app with a secure verification code sent to your email. Qollateral offers high-value luxury asset loans with a personal, case-by-case approach. This app is your companion to the Qollateral client portal—designed to be clear, fast, and easy to use.
Screenshots
Verdict
The clearest difference is review sentiment: Qollateral at 100% against Stacker's 0%. Qollateral also leads on rating (5.0 vs 1.0) and in-app purchases (none vs 4). On price, update cadence, ads and device support 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. Stacker sells 4 in-app purchases, starting at $3.99 per 7 days. Qollateral asks for nothing beyond the download.
Qollateral holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews point the same way: 0% of Stacker's written reviews are positive against 100% of Qollateral's.
Stacker ships an update every 2 weeks, Qollateral every 9 days. Both last shipped on October 31, 2026.
| Parameter | Stacker | Qollateral |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 2 weeks | Every 9 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Freemium | Free — better |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 26.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 49 MB | 37 MB |
| Age rating | 4+ | 17+ |
| Developer | DOGAC GORGULU | Qollateral LLC |
Customer experience
Stacker
Qollateral
In-app purchases
Stacker
- Stacker Premium (Weekly)$3.997 Days
- Stacker Premium (Monthly)1 Month trial$5.991 Month
- Stacker Premium (Annually)$39.991 Year
- Stacker Lifetime Access$79.99
Qollateral
No in-app purchases









