Sphere.io vs SnowballFi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sphere.io
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**You're in control.** Join the first investor community democratizing access to financial information. Collaborative analysis, real-time data, professional tools — for everyone. **FINANCIAL SOCIAL NETWORK** Sphere is the social network for investors. Share your analysis, discover others'. The community sharpens your edge. - Post an analysis, comment on a live chart or a news article - Follow investors whose content you value, connect via private messages - Create and join Spheres — thematic pages where investors who share a common vision come together **REAL-TIME DATA** Access the financial data you need: real-time quotes, fundamentals, dividends, valuation, 30-year historical data. Reliable data, continuously updated. - Real-time prices and changes - Full fundamentals: revenue, net margin, free cash flow, P/E ratio, ROE, net debt - Dividend history and yields, DCF valuation calculator - ETFs: exact holdings and sector breakdown **SMART PORTFOLIO** Consolidate your positions, track your performance and analyze your portfolio allocation. Tools designed to help you make better decisions. - Consolidated view of all your positions - Overall and per-position performance tracking - Received and upcoming dividend calendar - Built-in AI assistant to analyze your portfolio and stocks **YOUR AI ASSISTANT, ALWAYS ON** Powered by our comprehensive, up-to-date financial database, get valuable guidance to navigate the data. - In-depth financial data analysis - Structured earnings call summaries - Community post digests and sentiment analysis **WHAT WE BELIEVE** Everyone's financial freedom is built through information and education accessible to all. Community over competition. Together, we can better understand, learn and act. 100% free to sign up. Create your account in seconds and join a community of investors helping each other make better decisions. *Sphere does not provide investment advice. Information presented is for informational purposes only. Investing involves risk of capital loss.*
SnowballFi
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Watch your money snowball. SnowballFi is a powerful yet simple compound interest calculator and FIRE planner that shows exactly how your investments grow over time — after inflation and taxes, not just on paper. Whether you're saving for retirement, building passive income, or chasing financial independence (FIRE), SnowballFi gives you the real numbers behind your strategy. KEY FEATURES • Compound interest calculator — set your initial capital, contribution amount and frequency (daily, weekly, monthly, quarterly, or annual). • Flexible contributions — choose start- or end-of-period timing and see the difference instantly. • Annual contribution growth — increase your investments each year by a percentage or a fixed amount. • Inflation adjustment — see your real purchasing power, not just nominal figures. • Tax on gains — apply a withholding rate for a realistic after-tax result. • FIRE target — set your desired monthly income and find out when you reach financial independence. ADVANCED INSIGHTS • Gross and net annual return • Real CAGR and inflation-adjusted capital • Estimated tax cost and net capital after tax • Effective Annual Rate (EAR) • Contribution leverage, payback period and Net Present Value (NPV) • Interest momentum and wealth velocity VISUALIZE EVERYTHING • Interactive charts of your capital growth • Clear summary and milestone breakdown • Export your projection to PDF to save or share WHY SNOWBALLFI • Clean, fast and easy to use • No account required • Works fully offline • Designed for beginners and experienced investors alike Start planning your financial future today — and watch your wealth snowball. SnowballFi is an educational planning tool and does not provide financial advice.
Screenshots
Verdict
The clearest difference is in-app purchases: Sphere.io at none against SnowballFi's 1. Sphere.io also leads on ads (none vs shown) and iOS requirement (14.0 vs 17.6). SnowballFi's advantage is update cadence (every 4 days vs every 5 weeks). On price 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. SnowballFi sells 1 one-off in-app purchase. Sphere.io asks for nothing beyond the download.
Sphere.io ships an update every 5 weeks, SnowballFi every 4 days. The most recent releases landed on October 13, 2026 and October 9, 2026 respectively.
| Parameter | Sphere.io | SnowballFi |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 weeks | Every 4 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 14.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 9 MB | 13 MB |
| Age rating | 4+ | 4+ |
| Developer | NIL BRUNO GOUA | Alberto Dimanuel |
In-app purchases
Sphere.io
No in-app purchases
SnowballFi
- Premium$1.99









