★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
ChartMill vs Ziggma
ChartMill
Best for stock comparison and data visualizations
Free • Paid plans available
Ziggma
Best for ETF screeners and ESG ratings
Free • From $6.99/mo
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The verdict
The bottom line
ChartMill and Ziggma cover a lot of the same ground (7 shared categories, including screeners, stock ideas, and watchlist), so for the basics you won't go far wrong with either. ChartMill simply does more: 24 categories to Ziggma's 10, including stock comparison, data visualizations, and scores. Ziggma counters by keeping things simpler.
Key differences at a glance
- Real-time data
- Ziggma
- Free trial
- Ziggma7 days
- Broader coverage
- ChartMill24 vs 10 categories
- Global coverage
- ChartMill
- Asset coverage
- ZiggmaAdds mutual funds
- Free plan
- Both
Choose
ChartMill if…
- You care about stock comparison, data visualizations, and scores, things Ziggma doesn't offer
- You trade often and need tooling built for speed
Choose
Ziggma if…
- Delayed quotes won't cut it; you need real-time data
- You care about ETF screeners, ESG ratings, and portfolio, things ChartMill doesn't offer
Comparison snapshot
| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • Paid plans available | Free • From $6.99/mo |
Free tier | Yes | Yes |
Free trial | — | 7 days |
Plan limits | Free: financials history: 4 years/quarters (free users, example pages). | 13 limits: Free: virtual portfolios: 3, Starter (Monthly): brokerage links: 1 +11 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | No |
API access | No | No |
Broker sync | — | Yes |
Integrations | — | Plaid and SnapTrade |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | Retail Traders, Pro Retail +6 more | Retail Traders, Pro Retail +4 more |
Categories covered | 24 | 10 |
Regions | North America, Europe | North America |
| Data & capabilities | ||
Data quality | 3 signals: Latency: 15-min Delayed and End of Day, Granularity: EOD and Minute +1 more | 4 signals: Latency: Real-time and End of Day, Granularity: EOD +2 more |
Data partners | — | 4 partners: Intrinio, Plaid +2 more |
Capabilities | Custom formulas and Universe builder | Universe builder and Broker sync |
Security | — | 3 signals: Data residency: US, Encryption at rest +1 more |
| Try it | Visit ChartMill | Visit Ziggma |
Standout features
What ChartMill does best
- Free advanced stock screener with technical + fundamental filters (dividend, valuation, growth, profitability, health), ChartMill ratings, custom expressions, saved screens, and customizable result views (tables/charts).
- Trading Ideas library of 289 ready-to-use screen configurations spanning technical breakout/pullback setups, CANSLIM, Minervini, GARP, O’Shaughnessy Tiny Titans, dividend, value and growth strategies; each can be run and adapted.
- Charting with multi-chart layouts, multiple timeframes (including intraday), and save/load chart configurations; supports watchlist-based charting.
- Full-screen chart mode adds custom indicators (including fundamentals), event markers (earnings/dividends/splits), drawings/annotations, alerts, and a built-in position sizing tool.
- Stock pages aggregate technical & fundamental ratings/reports with financial statements, analyst ratings/price targets, earnings estimates, ownership/short interest, and news; Analyzer pages combine technical ratings, setup quality and fundamental reports for growth, valuation, health, profitability and dividend.
What Ziggma does best
- Portfolio tracker that can aggregate multiple brokerage/retirement accounts into a single consolidated view, with analytics around performance, allocation, and risk.
- Account linking via third-party aggregation providers; Ziggma states it does not access or store broker login credentials and uses OAuth where available.
- Stock & ETF screener with slider-based filtering; results update in real time as screening parameters change; supports saving screen presets.
- “Ziggma Stock Score” (0–100) fundamentals-based rating using multiple dimensions like growth, profitability, valuation, and financial strength.
- Dividend tracker for monitoring portfolio income and overall yield; supports consolidating income across accounts and screening for dividend opportunities.
Data & access details
| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFs | StocksETFsMutual Funds |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Target audience | Retail TradersPro RetailDay TradersSwing TradersLong-term InvestorsGrowth InvestorsValue InvestorsDividend Investors | Retail TradersPro RetailLong-term InvestorsDividend InvestorsValue InvestorsGrowth Investors |
Regions | North AmericaEurope | North America |
Coverage details | 17 countries9 exchangesIdentifiers: Ticker and ISIN | Countries: USIdentifiers: Ticker |
| Data | ||
Data freshness | 15-min DelayedEnd of Day | Real-timeEnd of Day |
Data granularity | EODMinute | EOD |
Pricing sources | Not specified | Vendor |
Data partners | Not specified | IntrinioPlaidSnapTradeAWS |
| Access & integrations | ||
Import methods | Not specified | BrokerOAuthPlaidCSVManual |
Integrations | Not specified | PlaidSnapTrade |
Export formats | CSV | Not specified |
| Plans & trust | ||
Security & compliance | Not specified | Data residency: USEncryption at restEncryption in transit |
Capability signals | Custom formulasUniverse builder | Universe builderBroker sync |
Vendor & support | ChartMill | Ziggma Analytics Inc.Country: USFounded 2019Support: Email |
Green tags are exclusive to that tool in this comparison.
Pricing breakdown
Free
Lower starting price
Plans & pricing
- financials history: 4 years/quarters (free users, example pages).
$6.99/mo
Starting price
Plans & pricing
- virtual portfolios: 3
- brokerage links: 1
- virtual portfolios: 5
- brokerage links: 5
- virtual portfolios: 10
- brokerage links: Unlimited
- virtual portfolios: Unlimited
- brokerage links: 1
- virtual portfolios: 5
- brokerage links: 5
- virtual portfolios: 10
- brokerage links: Unlimited
- virtual portfolios: Unlimited
Coverage overlap
Shared categories
7Where the two tools cover the same ground.
ChartMill strengths
17Ziggma strengths
3What you only get with Ziggma.
Community category leaders
Vote sentiment comparison
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Frequently Asked Questions
What's the difference between ChartMill and Ziggma?
ChartMill leans toward screeners, stock ideas, and stock comparison, while Ziggma puts more weight on stock ideas, screeners, and ETF screeners. They overlap in 7 categories, so for most people it comes down to workflow preference and price.
How much do ChartMill and Ziggma cost?
Good news: both ChartMill and Ziggma have free plans, so you can run them side by side and only pay if you hit a wall.
Should I choose ChartMill or Ziggma?
It depends on what you're after. Pick ChartMill if stock comparison and data visualizations matter to you; go with Ziggma if you'd rather have ETF screeners and ESG ratings. And if you only need the basics both share, let price decide.
What asset classes do ChartMill and Ziggma cover?
Both cover stocks and ETFs. Ziggma adds mutual funds on top.
Does ChartMill or Ziggma have real-time data?
Ziggma offers real-time data, which matters if you trade actively. ChartMill runs on delayed or end-of-day data, which is perfectly fine for longer-term investors who don't live and die by the tick.
Which covers international markets: ChartMill or Ziggma?
ChartMill has documented international coverage (North America and Europe), so it's the safer bet if you hold non-US stocks. Ziggma is more region-specific, mainly North America.
Can I export data from ChartMill and Ziggma?
ChartMill exports to CSV. Ziggma is stingier about getting data out.
Is ChartMill or Ziggma better for day trading?
ChartMill is the one positioned more for active traders. Ziggma is the better fit if you care less about fast trading workflows and more about a calmer research process.
Which has a better stock screener: ChartMill or Ziggma?
Both ChartMill and Ziggma include stock screeners, and they differ more in interface than raw power; try both and see which one clicks for you.
Can I track my portfolio with ChartMill or Ziggma?
Ziggma handles portfolio tracking. ChartMill is really a research tool; you'd track your portfolio elsewhere.
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Curation & Accuracy
This directory blends AI‑assisted discovery with human curation. Entries are reviewed, edited, and organized with the goal of expanding coverage and sharpening quality over time. Your feedback helps steer improvements (because no single human can capture everything all at once).
Details change. Pricing, features, and availability may be incomplete or out of date. Treat listings as a starting point and verify on the provider’s site before making decisions. If you spot an error or a gap, send a quick note and I’ll adjust.