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Healthcare · head to head

Clue vs eClinicalWorks Prime

Clue logo

Clue

Healthcare

Period and cycle tracking app owned by German company Biowink, positioned around science based tracking and a published stance against sharing data with law enforcement

From
Free
Rated
-
Full reviewWebsite
eClinicalWorks Prime logo

eClinicalWorks Prime

Healthcare

AI-powered cloud EHR for modern healthcare practices

From
$180/month
Rated
-
Full reviewWebsite

The short version

  • Only Clue has a free tier, so it costs nothing to try first.
  • Each has a real cost: Clue clues stated policy on not sharing data with law enforcement without a valid legal process is the companys own published position and legal interpretation, not an independent guarantee, and it can still be compelled to comply with a legally binding request under EU or other applicable law.; eClinicalWorks Prime eHR Only is $449/month per provider and EHR with Practice Management is $599/month per provider, priced per provider rather than a flat practice fee
  • They diverge on capability: Clue covers Cycle and symptom tracking, eClinicalWorks Prime covers Electronic Health Records.
  • Prices and features above were last checked on 1 September 2026.

Where they differ

Only the attributes on which Clue and eClinicalWorks Prime actually diverge.

Attributes where Clue and eClinicalWorks Prime differ
AttributeClueeClinicalWorks Prime
Starting priceFree$180/month
Pricing modelFree with a Plus subscriptionsubscription
Free tierYesNo
PlatformsiOS, AndroidWeb, Mobile, Api
FoundedUnknown1999

Identical on both: user rating (Not yet rated), category (Healthcare).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Clue

  • Cycle and symptom tracking
  • Cycle insights and patterns
  • Research partnerships
  • EU-based data hosting
  • Fertility and conception mode
  • Perimenopause and other life stage tracking

Only in eClinicalWorks Prime

  • Electronic Health Records
  • AI-Assisted Documentation
  • Practice Management
  • Revenue Cycle
  • Patient Portal
  • Voice Recognition
  • Telehealth
  • HL7

What people use each for

The jobs each tool is most often brought in to do.

Clue

  • Someone specifically weighing data jurisdiction and legal exposure when choosing a period tracking app, given Clues EU basis and published stance on law enforcement requestsnot eClinicalWorks Prime
  • A user who wants cycle tracking positioned around scientific research partnerships rather than lifestyle or community contentnot eClinicalWorks Prime
  • A buyer comparing Clue directly against Flo on current published privacy policy language before choosing which app to trustnot eClinicalWorks Prime
  • Someone tracking perimenopause or other non-standard cycle stages that some period apps do not support wellnot eClinicalWorks Prime

eClinicalWorks Prime

  • Small to mid-size practices (1-9 providers) wanting per-provider EHR pricing with included trainingnot Clue

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Clue

  • Clues stated policy on not sharing data with law enforcement without a valid legal process is the companys own published position and legal interpretation, not an independent guarantee, and it can still be compelled to comply with a legally binding request under EU or other applicable law.
  • Deeper cycle insights and predictions, the features most likely to justify tracking in the first place, are gated behind the Clue Plus subscription rather than fully free.
  • Being a smaller company than some competitors, Clue has less capital and legal resource to contest large-scale legal requests than a larger, better-funded rival might, despite its stated intent to do so.
  • Research partnerships using anonymised user data, while opt-in, still mean user-derived data can be used in ways beyond direct app functionality, and users should check current consent settings.
  • Cycle predictions rely on self-reported data and general population models, so accuracy for irregular cycles or specific medical conditions remains limited regardless of which app is used.

eClinicalWorks Prime

  • EHR Only is $449/month per provider and EHR with Practice Management is $599/month per provider, priced per provider rather than a flat practice fee
  • The RCM as a Service option charges 2.9% of practice collections rather than a fixed fee
  • Practices with more than 9 providers are charged additional implementation fees beyond the included training

Pricing, plan by plan

Clue

Free
  • Clue Plus$9.99/month
    • Free tier covers core cycle tracking, logging and basic predictions
    • Clue Plus adds deeper cycle insights, extended predictions and personalised content
    • Annual Plus plans typically offered at a lower effective monthly rate

eClinicalWorks Prime

$180/month

No published plan breakdown. See the eClinicalWorks Prime review.

Which should you pick?

Choose Clue if

  • You need cycle and symptom tracking.
  • You want to start without paying.
  • You work on iOS, Android.
  • You also want cycle insights and patterns.
Clue review

Choose eClinicalWorks Prime if

  • You need electronic health records.
  • You work on Web, Mobile, Api.
  • You also want ai-assisted documentation.
eClinicalWorks Prime review

Questions people ask

Is Clue or eClinicalWorks Prime better?
Neither clearly leads. Clue starts at Free and eClinicalWorks Prime at $180/month, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Clue or eClinicalWorks Prime?
Clue has a free tier; the other does not. Paid plans start at Free for Clue and $180/month for eClinicalWorks Prime.
Does Clue or eClinicalWorks Prime run on more platforms?
Clue runs on iOS, Android. eClinicalWorks Prime runs on Web, Mobile, Api.
Can I use Clue for free?
Yes. Clue has a free tier, so you can try it without paying. eClinicalWorks Prime starts at $180/month.
What is Clue best used for?
Clue is most often used for someone specifically weighing data jurisdiction and legal exposure when choosing a period tracking app, given clues eu basis and published stance on law enforcement requests, a user who wants cycle tracking positioned around scientific research partnerships rather than lifestyle or community content, a buyer comparing clue directly against flo on current published privacy policy language before choosing which app to trust, someone tracking perimenopause or other non-standard cycle stages that some period apps do not support well. Of those, someone specifically weighing data jurisdiction and legal exposure when choosing a period tracking app, given clues eu basis and published stance on law enforcement requests and a user who wants cycle tracking positioned around scientific research partnerships rather than lifestyle or community content are not what eClinicalWorks Prime is typically brought in for.
What can Clue do that eClinicalWorks Prime cannot?
Clue covers Cycle and symptom tracking, Cycle insights and patterns, Research partnerships, EU-based data hosting. eClinicalWorks Prime covers Electronic Health Records, AI-Assisted Documentation, Practice Management, Revenue Cycle.

Answered from the vendors’ own pages

Clue: Does Clue share data with law enforcement?

Clue publishes a policy stating it does not share health data with law enforcement or public authorities without a legally binding request and states it will challenge requests it considers improper. This is the companys stated position; verify the current policy directly for specifics.

eClinicalWorks Prime: How much does eClinicalWorks Prime cost?

eClinicalWorks does not publish pricing for its Prime RCM (Revenue Cycle Management) service. The vendor positions it as 'Better RCM service at a lower price than your current provider' but requires interested organizations to schedule a demo or contact sales at 508-836-2700 for custom pricing based on organizational size and specific requirements.

Source
Clue: Why does Clue emphasise being an EU company?

Clue operates under EU GDPR data protection rules and states this legal basis makes it harder for authorities outside the EU, including US authorities, to compel data disclosure than for a company based in the US.

eClinicalWorks Prime: How can you get eClinicalWorks Prime pricing?

Contact eClinicalWorks directly at 508-836-2700 to speak with their sales team or schedule a demo to discuss pricing tailored to your organization.

Source
Clue: Is Clue free?

Core cycle tracking, logging and basic predictions are free. Deeper insights and extended predictions require Clue Plus.

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