★ BEST INVESTING TOOLS COMPARISON ★
VOL. XCIV, NO. 247
Tool comparison edition
Tool Comparison
Danelfin vs Zacks (Zacks.com)
Pick Danelfin instead if
Danelfin
Free • From €264/yr · Web · API
- You want an API so you can script or automate things
- You care about stock ideas and APIs & data feeds, things Zacks (Zacks.com) doesn't offer
Start here
Zacks (Zacks.com)
Free • From $20.75/mo · Web · Mobile
- You want the cheaper way in: plans start at $20.75/mo instead of $22/mo
- Delayed quotes won't cut it; you need real-time data
- You do a lot of your research from your phone
Skip both if: Neither one clicks with how you research; there are strong third options.
See alternativesOutbound links may include affiliate or sponsor codes.
Our take
The bottom line
Danelfin and Zacks (Zacks.com) cover a lot of the same ground (6 shared categories, including screeners, portfolio, and watchlist), so for the basics you won't go far wrong with either. Zacks (Zacks.com) simply does more: 12 categories to Danelfin's 8, including ETF screeners, news, and calendar, plus a mobile app. Danelfin counters by keeping things simpler.
What readers say
Danelfin
Vote once to reveal the community verdict.
Zacks (Zacks.com)
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Key differences at a glance
- Cheaper paid plan
- Zacks (Zacks.com)$20.75/mo vs $22/mo
- Broader coverage
- Zacks (Zacks.com)12 vs 8 categories
- Mobile app
- Zacks (Zacks.com)
- API access
- Danelfin
- Real-time data
- Zacks (Zacks.com)
- Asset coverage
- Zacks (Zacks.com)Adds mutual funds
See for yourself
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.ShowHide
How they stack up
The side-by-side table: pricing, platforms, data, and coverage at a glance.| Attribute | ||
|---|---|---|
| Pricing & plans | ||
Starting price | Free • From €264/yr | Free • From $20.75/mo |
Free tier | Yes | Yes |
Free trial | 14 days | 30 days |
Plan limits | 12 limits: Plus (Web Annual): portfolios: 3 portfolios, 20 stocks/ETFs per portfolio, Pro (Web Annual): portfolios: 10 portfolios, 50 stocks/ETFs per portfolio +10 more | 4 limits: Premium Annual: annual price usd: 249, Ultimate Monthly: trial promo: $1 for 30 days shown on current product page +2 more |
| Platforms & access | ||
Web app | Yes | Yes |
Mobile app | No | Yes |
API access | Yes | No |
Broker sync | No | No |
Integrations | MCP Server | — |
| Audience & fit | ||
Experience level | Beginner, Intermediate, Advanced | Beginner, Intermediate, Advanced |
Best for | — | — |
Categories covered | 8 | 12 |
Regions | North America, Europe | North America, Europe |
| Data & capabilities | ||
Data quality | Latency: End of Day and Granularity: EOD | 3 signals: Latency: Real-time and End of Day, Granularity: EOD +1 more |
Capabilities | Universe builder | Factors: Value, Momentum, and Growth |
| Try it | Visit Danelfin | Visit Zacks (Zacks.com) |
Where each one shines
What Danelfin and Zacks (Zacks.com) each do best.ShowHide
Where each one shines
What Danelfin and Zacks (Zacks.com) each do best.What Danelfin does best
- Rank U.S.-listed stocks, ETFs, and major European stocks with Danelfin AI Scores designed to estimate three-month market-outperformance probability.
- Screen ideas by asset type, ticker, sector, industry, AI Score, buy or sell signals, trade ideas, and other plan-gated ranking filters.
- Review stock and ETF pages with AI Score context, historical score behavior, rankings, ratings, and supporting technical, fundamental, and sentiment inputs.
- Use curated top lists, thematic lists, sector views, industry views, and the daily Top 10 stocks newsletter for structured idea discovery.
- Monitor portfolios with score-upgrade and score-downgrade alerts, with portfolio count and holding limits increasing by plan.
What Zacks (Zacks.com) does best
- Use the Zacks Rank system from #1 to #5 and Zacks Industry Rank on company pages to frame earnings-revision-driven research.
- Compare Value, Growth, and Momentum Style Scores alongside the rank when screening or reviewing individual stocks.
- Screen stocks, ETFs, and mutual funds with hundreds of filters, with 45+ Premium Screens gated behind paid access.
- Open ticker pages with analyst forecasts, earnings estimates, price targets, company research, and related market context.
- Review Price-Consensus-EPS Surprise charts that connect historical estimates, actual earnings, and surprise patterns.
Every detail we compared
Every tracked attribute for Danelfin and Zacks (Zacks.com), side by side.ShowHide
Every detail we compared
Every tracked attribute for Danelfin and Zacks (Zacks.com), side by side.| Attribute | ||
|---|---|---|
| Coverage & fit | ||
Asset types | StocksETFs | StocksETFsMutual Funds |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | North AmericaEurope | North AmericaEurope |
Coverage details | Identifiers: Ticker | Identifiers: Ticker |
| Data | ||
Data freshness | End of Day | Real-timeEnd of Day |
Data granularity | EOD | EOD |
| Access & integrations | ||
API protocols | REST | Not specified |
API auth & delivery | Auth: APIKey | Not specified |
Import methods | Manual | Manual |
Integrations | MCP Server | Not specified |
Export formats | CSVJSON | Not specified |
| Plans & trust | ||
Capability signals | Universe builder | Factors: Value, Momentum, and Growth |
Vendor & support | Danelfin Technologies, S.L.Country: SpainSupport: Email | Zacks Investment Research |
Curation ratings | Methodology 4/5Reliability 4/5UX 4/5 | Methodology 3/5Reliability 4/5UX 4/5 |
Green tags are exclusive to that tool in this comparison.
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.ShowHide
What you'll actually pay
Plans, billing, trials, and per-month pricing for both tools.| Tier | ||
|---|---|---|
| Free plan | Free“Free (Web)” | Free |
| Entry paid plan | €264/yr≈ $22/mo“Plus (Web Annual)”portfolios: 3 portfolios, 20 stocks/ETFs per portfolio | $20.75/mo“Premium Annual”annual price usd: 249 |
| Tier 2 | $624/yr≈ $52/mo“API Basic (Annual)”calls: 2,500/month · rate limit: 60/minute | $41.25/mo“Investor Collection Annual” |
| Tier 3 | €708/yr≈ $59/mo“Pro (Web Annual)”portfolios: 10 portfolios, 50 stocks/ETFs per portfolio | $59/mo“Investor Collection Monthly” |
| Tier 4 | €1608/yr≈ $134/mo“Elite (Web Annual)”api: API Expert included · portfolios: Unlimited | $249.58/mo“Ultimate Annual”annual price usd: 2,995 · trial promo: $1 for 30 days shown on current product page |
| Tier 5 | $1788/yr≈ $149/mo“API Expert (Annual)”calls: 10,000/month · rate limit: 120/minute | $299/mo“Ultimate Monthly”trial promo: $1 for 30 days shown on current product page |
| Top plan | $5388/yr≈ $449/mo“API Max (Annual)”calls: 50,000/month · rate limit: 180/minute | — |
| Free trial | 14 days | 30 days |
Questions we keep getting
What's the difference between Danelfin and Zacks (Zacks.com)?
Danelfin leans toward stock ideas, screeners, and portfolio, while Zacks (Zacks.com) puts more weight on screeners, ETF screeners, and watchlist. They overlap in 6 categories, so for most people it comes down to workflow preference and price.
How much do Danelfin and Zacks (Zacks.com) cost?
Good news: both Danelfin and Zacks (Zacks.com) have free plans, so you can run them side by side and only pay if you hit a wall.
Can I use Danelfin or Zacks (Zacks.com) on my phone?
Zacks (Zacks.com) lists a dedicated mobile app, so it travels better. Danelfin doesn't list a dedicated mobile app; its documented access is web and API.
Does Danelfin or Zacks (Zacks.com) have an API?
Danelfin has an API for programmatic access and custom integrations. Zacks (Zacks.com) doesn't, so you're working through its interface.
Should I choose Danelfin or Zacks (Zacks.com)?
It depends on what you're after. Pick Danelfin if stock ideas and APIs & data feeds matter to you; go with Zacks (Zacks.com) if you'd rather have ETF screeners and news. And if you only need the basics both share, let price decide.
What asset classes do Danelfin and Zacks (Zacks.com) cover?
Both cover stocks and ETFs. Zacks (Zacks.com) adds mutual funds on top.
Does Danelfin or Zacks (Zacks.com) have real-time data?
Zacks (Zacks.com) offers real-time data, which matters if you trade actively. Danelfin 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.
Can I export data from Danelfin and Zacks (Zacks.com)?
Danelfin exports to CSV. Zacks (Zacks.com) is stingier about getting data out.
Which has a better stock screener: Danelfin or Zacks (Zacks.com)?
Both Danelfin and Zacks (Zacks.com) 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 Danelfin or Zacks (Zacks.com)?
Yes, both do portfolio tracking: holdings, performance, and allocation in one place.
Keep researching
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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.