Koyfin vs SignalWhisper: Pricing and Ratings Compared (2026)
Entry prices and free plans as read on each vendor's pricing page, and user ratings as published on review sites, for Koyfin and SignalWhisper side by side. This page compares data; it is not a hands-on review.
On the data: On the data below, Koyfin leads on a free plan. We do not name an overall winner for this pair.
Short on time? Here's the quick answer
Based on published vendor pricing and features and on public review data, here's who should pick what:
Koyfin
Professional investment analysis and portfolio tools for everyone
Best for you if:
- • You want a free tier before you commit
SignalWhisper
Read charts in plain language, follow market signals and track filings
Best for you if:
- • Self-directed retail traders who want chart analysis, alerts and congressional trade data in one mobile app
| At a Glance | Koyfin | SignalWhisper |
|---|---|---|
Starts at | Free plan, paid from $39/mo, billed yearly Plus plan | From $29.99/mo, billed monthly Pro plan |
Category | Data Visualization Analytics | Finance AI for Finance |
Rating | 4.8/5 G2 4.8 133 reviews | n/a |
Free plan | Yes | No |
Watch out for | Client proposals limited to 10/month on Core | Starter at $8.99/week equals $38.96/month, $8.97 more than Pro for the same features |
Choose Koyfin or SignalWhisper?
Choose Koyfin if
- You want a free tier before you commit
- You want a tool that offers a powerful free tier with extensive data access
Choose SignalWhisper if
- Self-directed retail traders who want chart analysis, alerts and congressional trade data in one mobile app
In-Depth Analysis
Koyfin
Professional investment analysis and portfolio tools for everyone
Koyfin's pricing is fair for the depth of financial data offered, with the Free tier providing a solid starting point and Plus at $39/month being a strong value for retail investors needing 10-year financials.
Watch out
Client proposals limited to 10/month on Core
Strengths
- Pro: Offers a powerful free tier with extensive data access.
- Pro: Professional-grade tools suitable for both individual investors and financial advisors.
- Pro: Intuitive, customizable interface with live data from global markets.
Weaknesses
- Con: Advanced features such as model portfolios and client reporting require a paid subscription.
- Con: Some users may find the breadth of data and customization options overwhelming initially.
Key features
SignalWhisper
Read charts in plain language, follow market signals and track filings
Pro at $29.99/month is fair for the feature set, but Starter at $8.99/week ($38.96/month) is a poor deal because it costs more than Pro for identical features.
Watch out
Starter at $8.99/week equals $38.96/month, $8.97 more than Pro for the same features
Key features
Plans and prices: Koyfin vs SignalWhisper
| Tool | Plans and prices | Source |
|---|---|---|
| Koyfin |
| koyfin.com/pricing read Nov 9, 2026 |
| SignalWhisper |
| signalwhisper.com/plans read Nov 7, 2026 |
Prices as read on each vendor's own pricing page on the date shown. Plans are listed per tool and are not matched against the other tool's plans: a plan name or price in one column says nothing about the same row in the other. Details on Koyfin pricing and SignalWhisper pricing.
Key Takeaways
Koyfin
- Has a free plan
SignalWhisper
- Worth considering for finance
What the data shows
On the data below, Koyfin leads on a free plan. We do not name an overall winner for this pair.
- Only Koyfin has a published user rating (4.8/5 from 133 reviews); SignalWhisper has none we can show.
- Entry prices are not ranked, they are charged on different bases: Koyfin $39/mo, billed yearly; SignalWhisper $29.99/mo, billed monthly.
- Only Koyfin has a free plan.
Criteria: user rating (only above 20 reviews on both sides, gap of 0.2 or more), entry price (only on the same billing basis), free plan. How we rate
Frequently Asked Questions
How do Koyfin and SignalWhisper compare in 2026?
On the data below, Koyfin leads on a free plan. We do not name an overall winner for this pair. Only Koyfin has a published user rating (4.8/5 from 133 reviews); SignalWhisper has none we can show. Entry prices are not ranked, they are charged on different bases: Koyfin $39/mo, billed yearly; SignalWhisper $29.99/mo, billed monthly. Only Koyfin has a free plan.
What are Koyfin and SignalWhisper used for?
Koyfin: Professional investment analysis and portfolio tools for everyone. SignalWhisper: Read charts in plain language, follow market signals and track filings.
What does Koyfin cost vs SignalWhisper?
Koyfin's cheapest paid plan is Plus at $39/mo, billed yearly; it also has a free plan. SignalWhisper's cheapest paid plan is Pro at $29.99/mo, billed monthly. Prices read on the vendors' pricing pages, latest check Nov 9, 2026.
What's the main difference between Koyfin and SignalWhisper?
Koyfin's main strength: offers a powerful free tier with extensive data access. SignalWhisper focuses on read charts in plain language, follow market signals and track filings.
Spotted an outdated price or a wrong fact? Suggest a correction: we check it against the vendor's own page. Work for one of these vendors? Claim your listing to update it yourself.