BEST INVESTING TOOLS COMPARISON

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Checked September 24, 2026

Tool Comparison

IBorrowDesk vs Portfolio Performance

Paid from
$1/mo
Free plan
Yes
Platforms
Web

Best if

  • You want short interest and alerts.
  • You're newer to investing and want something approachable
Paid from
$25/yr, billed annually
Free plan
Yes
Platforms
Desktop, Mobile

Best if

  • You do a lot of your research from your phone
  • You want portfolio, data visualizations, and performance attribution.

Pick IBorrowDesk if

IBorrowDesk logo

IBorrowDesk

iborrowdesk.com

Free • From $1/mo · Web

  • You want short interest and alerts.
  • You're newer to investing and want something approachable

Pick Portfolio Performance if

Portfolio Performance logo

Portfolio Performance

portfolio-performance.infoTested

Free • From $25/yr, billed annually · Desktop · Mobile

  • You do a lot of your research from your phone
  • You want portfolio, data visualizations, and performance attribution.

Skip both if: Neither one clicks with how you research; there are strong third options.

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Our take

The bottom line

IBorrowDesk includes short interest and alerts, and Portfolio Performance includes portfolio and data visualizations. On paper they're closely matched, so let pricing, platform fit, and the details below break the tie.

What readers say

IBorrowDesk

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Portfolio Performance

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Key differences at a glance

Mobile app
Portfolio Performance
Desktop app
Portfolio Performance
Asset coverage
Portfolio PerformanceAdds mutual funds and bonds
Beginner friendly
IBorrowDesk
Free plan
Both
See the full side-by-side table
IBorrowDesk logo

What IBorrowDesk does best

  1. Tracking borrow fee percentages and shortable share availability for stocks and ETFs from Interactive Brokers public data.
  2. Ticker pages to review recent borrow snapshots with timestamps, fee rates, and available shares.
  3. Monitor intraday changes with roughly 15-minute refreshes during North American trading hours and slower weekday updates outside those hours.
  4. Support for adding tickers to watchlists and set alerts for borrow availability or fee changes.
  5. IBorrowDesk as one input for short-interest, squeeze-risk, borrow-cost, and liquidity research.
Portfolio Performance logo

What Portfolio Performance does best

  1. Tracking portfolios across accounts and securities accounts with purchases, sales, fees, taxes, dividends, transfers, and full transaction history.
  2. Metrics for performance with True-Time Weighted Rate of Return, Internal Rate of Return, drawdown, volatility, semivariance, charts, heat maps, and other risk/performance views.
  3. Taxonomies and allocation charts to classify holdings by asset class, region, sector, strategy, or any custom structure.
  4. The rebalancing view to compare target and actual allocations and calculate portfolio deltas.
  5. Update historical prices through built-in providers, Yahoo Finance, JSON, CSV, and other quote sources, with ECB FX rates for foreign-currency accounts.

Side by side

Pricing & plans
Starting price
Free • From $1/mo
Free • From $25/yr, billed annually
Free tier
Yes
Yes
Free trial
—
—
Platforms & access
Web app
Yes
No
Desktop app
No
Yes
Mobile app
No
Yes
API access
No
No
Broker sync
No
No
Integrations
—
Interactive Brokers (Activity Flex Query import), Google Drive (file sync via OS) +2 more
Coverage & data
Asset types
StocksETFs
StocksETFsMutual FundsBondsCryptosCommoditiesOther
Target audience
Not specified
Retail Traders
Data freshness
15-min DelayedEnd of Day
End of Day
Data granularity
MinuteEOD
EOD
Export formats
CSV
CSVJSONXML

Pricing comparison

Free plan
Free
Free“Desktop (Open Source)”
Entry paid plan
$1/mo“Supporter”
$25/yrBilled annually≈ $2.08/mo“Premium (Mobile Annual)”
Top plan
$10/mo“Subscriber”
$3/moBilled monthly“Premium (Mobile Monthly)”

See for yourself

Side by side

Price, platforms, data, and market coverage.
Show
Side-by-side comparison of IBorrowDesk and Portfolio Performance
Attribute
IBorrowDesk logo
IBorrowDesk
Portfolio Performance logo
Portfolio Performance
Pricing & plans
Starting price
Free • From $1/moFree • From $25/yr, billed annually
Free tier
YesYes
Free trial
——
Plan limits
4 limits: Supporter: alerts: 10, Subscriber: alerts: 50 +2 moreMobile App (Core): editing: Not supported (read-only as stated on app site)
Platforms & access
Web app
YesNo
Desktop app
NoYes
Mobile app
NoYes
API access
NoNo
Broker sync
NoNo
Integrations
—Interactive Brokers (Activity Flex Query import), Google Drive (file sync via OS) +2 more
Audience & fit
Experience level
Beginner, Intermediate, AdvancedIntermediate, Advanced
Best for
—Retail Traders
Categories covered
35
Regions
North America, Europe, APAC, LatAm—
Data & capabilities
Data quality
3 signals: Latency: 15-min Delayed and End of Day, Granularity: Minute and EOD +1 more3 signals: Latency: End of Day, Granularity: EOD +1 more
Capabilities
—4 signals: Portfolio attribution, Rebalancing +2 more
Security
—Encryption at rest
Try itVisit IBorrowDeskVisit Portfolio Performance

Standout features

The best features of IBorrowDesk and Portfolio Performance.
Show
IBorrowDesk logo

What IBorrowDesk does best

  1. Tracking borrow fee percentages and shortable share availability for stocks and ETFs from Interactive Brokers public data.
  2. Ticker pages to review recent borrow snapshots with timestamps, fee rates, and available shares.
  3. Monitor intraday changes with roughly 15-minute refreshes during North American trading hours and slower weekday updates outside those hours.
  4. Support for adding tickers to watchlists and set alerts for borrow availability or fee changes.
  5. IBorrowDesk as one input for short-interest, squeeze-risk, borrow-cost, and liquidity research.
Portfolio Performance logo

What Portfolio Performance does best

  1. Tracking portfolios across accounts and securities accounts with purchases, sales, fees, taxes, dividends, transfers, and full transaction history.
  2. Metrics for performance with True-Time Weighted Rate of Return, Internal Rate of Return, drawdown, volatility, semivariance, charts, heat maps, and other risk/performance views.
  3. Taxonomies and allocation charts to classify holdings by asset class, region, sector, strategy, or any custom structure.
  4. The rebalancing view to compare target and actual allocations and calculate portfolio deltas.
  5. Update historical prices through built-in providers, Yahoo Finance, JSON, CSV, and other quote sources, with ECB FX rates for foreign-currency accounts.

All details

Every attribute we track for IBorrowDesk and Portfolio Performance.
Show
Attribute
IBorrowDesk logo
IBorrowDesk
Portfolio Performance logo
Portfolio Performance
Coverage & fit
Asset types
StocksETFs
StocksETFsMutual FundsBondsCryptosCommoditiesOther
Experience
BeginnerIntermediateAdvanced
IntermediateAdvanced
Target audience
Not specified
Retail Traders
Regions
North AmericaEuropeAPACLatAm
Not specified
Coverage details
Identifiers: Ticker
Identifiers: Ticker and ISIN
Data
Data freshness
15-min DelayedEnd of Day
End of Day
Data granularity
MinuteEOD
EOD
Access & integrations
Import methods
Not specified
CSVManual
Integrations
Not specified
Interactive Brokers (Activity Flex Query import)Google Drive (file sync via OS)OneDrive (file sync via OS)iCloud (file sync via OS)
Export formats
CSV
CSVJSONXML
Plans & trust
Security & compliance
Not specified
Encryption at rest
Capability signals
Not specified
Portfolio attributionRebalancingMulti-currencyCost basis: FIFO
Vendor & support
IBorrowDeskSupport: Email
Andreas BuchenCountry: GermanyFounded 2012Support: Email and Forum
Curation ratings
Methodology 3/5Reliability 3/5UX 3/5
Not specified

Green tags are exclusive to that tool in this comparison.

Pricing

Plans, billing, free trials, and monthly prices.
Show
Plan-by-plan pricing comparison of IBorrowDesk and Portfolio Performance
Tier
IBorrowDesk logo
IBorrowDesk
Portfolio Performance logo
Portfolio Performance
Free plan
Free
Free“Desktop (Open Source)”
Entry paid plan
$1/mo“Supporter”alerts: 10
$25/yrBilled annually≈ $2.08/mo“Premium (Mobile Annual)”
Top plan
$10/mo“Subscriber”alerts: 50 · history: Daily since 2015 in most cases · +1 more
$3/moBilled monthly“Premium (Mobile Monthly)”

Questions we keep getting

What's the difference between IBorrowDesk and Portfolio Performance?

IBorrowDesk leans toward short interest, watchlist, and alerts, while Portfolio Performance puts more weight on portfolio, watchlist, and data visualizations. They overlap in 1 categories, so for most people it comes down to workflow preference and price.

How much do IBorrowDesk and Portfolio Performance cost?

Good news: both IBorrowDesk and Portfolio Performance have free plans, so you can run them side by side and only pay if you hit a wall.

Which is better for beginners: IBorrowDesk or Portfolio Performance?

IBorrowDesk is the friendlier place to start; its interface takes less getting used to. Both work fine once you're past the basics.

Can I use IBorrowDesk or Portfolio Performance on my phone?

Portfolio Performance lists a dedicated mobile app, so it travels better. IBorrowDesk doesn't list a dedicated mobile app; its documented access is web.

Should I choose IBorrowDesk or Portfolio Performance?

It depends on what you're after. Pick IBorrowDesk if short interest and alerts matter to you; go with Portfolio Performance if you'd rather have portfolio and data visualizations. And if you only need the basics both share, let price decide.

What asset classes do IBorrowDesk and Portfolio Performance cover?

Both cover stocks and ETFs. Portfolio Performance adds mutual funds, bonds, and cryptos on top.

Can I export data from IBorrowDesk and Portfolio Performance?

Yes, both export to spreadsheets (CSV), which is handy if you like running your own numbers.

Can I track my portfolio with IBorrowDesk or Portfolio Performance?

Portfolio Performance handles portfolio tracking. IBorrowDesk 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.