VOL. XCIV, NO. 247
★ BEST INVESTING TOOLS COMPARISON ★
NO ADVICE
Sunday, May 31, 2026
Tool Comparison · Sunday, May 31, 2026
InsideArbitrage vs Marketlog
InsideArbitrage vs Marketlog: which investing tool fits your workflow? Compare pricing, features, platforms, and verdict in seconds.
InsideArbitrage
insidearbitrage.com
Best for special situations, and acquisitions
- Pricing
- Paid
- Platforms
- Web
Marketlog
marketlog.com
Best for investor holdings, and risk metrics
- Pricing
- Free • From $79.99/yr
- Platforms
- Web, Mobile
Outbound links may include affiliate or sponsor codes.
Comparison snapshot
Who should choose which?
Choose
InsideArbitrage if…
- You need merger arbitrage tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘deals in the works’ and deal post‑mortems.
- You need insider data hub with ‘insider weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map.
- You need buyback suite: daily buyback announcements, searchable buyback history, ‘buyback wednesdays’, and ‘double dipper’ (insiders + buybacks).
- You need spinoff suite: upcoming/completed spinoffs and ‘spinsider’ screen; cvr deals database with outcomes.
Choose
Marketlog if…
- You need a mobile app for on-the-go research
- You actively trade and need real-time tooling
- You’re a long-term or value-focused investor
- You need all-in-one portfolio tracker for stocks/equities, etfs, options, bonds, funds, currencies/forex, crypto, and indices, available through the marketlog web app and ios/android mobile apps.
Consider alternatives if…
- You want broader category coverage in one tool.
- Neither pricing tier fits your budget.
Side-by-side feature breakdown
| Attribute | InsideArbitrage | Marketlog |
|---|---|---|
Asset types | StocksETFs | StocksETFsOptionsBondsFundsCurrenciesCryptosOther |
Experience | BeginnerIntermediateAdvanced | BeginnerIntermediateAdvanced |
Regions | North America | North AmericaEuropeAPACLatAmMiddle EastAfrica |
Data freshness | Real-timeEnd of Day | Real-timeEnd of Day |
API access | Not specified | Not specified |
Export formats | Not specified | Image |
Seen enough? Open either tool and try it now.
Pricing breakdown
Tool
InsideArbitrage
$100/mo
Starting price
Plans & pricing
Tool
Marketlog
$6.67/mo
Starting price
Plans & pricing
Coverage overlap
Categories where both tools offer overlapping coverage.
Categories covered by InsideArbitrage only.
Categories covered by Marketlog only.
Community category leaders
Vote sentiment comparison
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Still deciding? Get hands-on with both — most plans offer a free tier or trial.
Frequently Asked Questions
What's the difference between InsideArbitrage and Marketlog?
InsideArbitrage focuses on News, Alerts, and Calendar while Marketlog specializes in Portfolio, Watchlist, and Investor Holdings. They overlap in 9 categories, so choose based on your preferred workflow and pricing.
How much do InsideArbitrage and Marketlog cost?
Good news—both InsideArbitrage and Marketlog offer free plans. You can try each platform without commitment and only pay when you need premium features.
Can I use InsideArbitrage or Marketlog on my phone?
Marketlog has a mobile app so you can check your research on the go. InsideArbitrage is web-only, so you'll need a browser to access it from mobile devices.
Should I choose InsideArbitrage or Marketlog?
Choose InsideArbitrage if you need Merger Arbitrage Tool with announced‑deal lists, spread tracking, calendars and deal updates; ‘Deals in the Works’ and deal post‑mortems., and Insider data hub with ‘Insider Weekends’, cluster buys, buys near highs, flip‑floppers, top‑performing insiders and sector heat‑map.. Go with Marketlog if All-in-one portfolio tracker for stocks/equities, ETFs, options, bonds, funds, currencies/forex, crypto, and indices, available through the Marketlog web app and iOS/Android mobile apps., and Manual and automated portfolio tracking: users can enter transactions manually or connect supported brokerage/bank accounts through Marketlog's data provider; connected portfolios are usually fetched end-of-day and updated with live market data during market hours. better fits how you invest.
What asset classes do InsideArbitrage and Marketlog cover?
Both cover Stocks, and ETFs. Marketlog adds coverage for Options, Bonds, Funds, Currencies, Cryptos, and Other.
Do InsideArbitrage and Marketlog offer real-time data?
Yes, both platforms provide real-time market data. This makes either suitable for active trading strategies where timing matters.
Can InsideArbitrage or Marketlog connect to my broker?
Marketlog connects with brokers for portfolio syncing. InsideArbitrage requires manual portfolio entry or data import.
Is InsideArbitrage or Marketlog better for day trading?
Marketlog is built with active traders in mind, offering features like real-time data and technical analysis. InsideArbitrage is better suited for buy-and-hold investors focused on fundamentals.
Which has a better stock screener—InsideArbitrage or Marketlog?
InsideArbitrage includes a stock screener for finding investment ideas. Marketlog focuses on other analytical tools.
Can I track my portfolio with InsideArbitrage or Marketlog?
Both platforms include portfolio tracking, so you can monitor your holdings, performance, and allocation in one place.
Other tools you might like
These profiles share overlapping coverage with both sides of this matchup.
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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.