Every platform on this page will sign a BAA. That is the part everyone asks about, and it is the part that settles nothing.
A signed business associate agreement means a vendor accepts legal responsibility for protected health information. It does not mean your staff will use the product. And the compliance failure that actually happens in home health is not a breach at the vendor — it is a nurse in a driveway at 6pm who cannot get an answer, opening the app her whole family already uses.
So the useful question is narrower than "which app is HIPAA compliant." It is: which one gets used at the moment the shortcut is tempting. That depends almost entirely on where your clinicians work.
The short version
| If this is your situation | Start here |
|---|---|
| Hospital system, badged staff, integrated paging and on-call across departments | TigerConnect or Spok. Both are built for the floor and do it well. |
| Home health, hospice or community care — clinicians in cars and kitchens | Buzz. The rest of this page explains why we think so, and where we don't fit. |
| Outpatient clinic or private practice, mostly patient-facing chat and intake | QliqSOFT. Patient-side messaging is its center of gravity. |
| Behavioral health, where confidentiality standards run above baseline | Either Buzz or QliqSOFT, depending on whether your volume is internal or patient-facing. |
| You have engineers and want to host it yourself | Rocket.Chat. Compliance then belongs to you, not a vendor. |
| Consumer apps — WhatsApp, Signal, iMessage, standard SMS | Not an option for PHI. Signal's encryption is excellent and irrelevant: there is no BAA to sign. |
What a BAA actually covers, and what it doesn't
A BAA covers the vendor's handling of PHI: encryption, access controls, audit logging, breach notification. It is necessary, and it is table stakes. Six vendors on this page will sign one. If you want the underlying obligations rather than the vendor-speak, we wrote about what HIPAA compliance actually requires of healthcare communication separately.
What a BAA does not cover is the gap between the product you bought and the product people use. Three things reliably create that gap in post-acute care:
- The unanswered clinical question. A nurse standing in a kitchen needs to know whether two medications can be given together. A platform that only carries the question to someone else has moved the problem, not solved it — and the delay is where the workaround starts.
- Enterprise minimums. Licensing designed around a fixed badged headcount fits badly when your census moves month to month, and the overflow lands on personal phones.
- Dead zones. A basement, a rural route, a house with brick walls. Every platform here needs a connection to move a message. The honest question is what a clinician can still do while she waits for one, and for most products the answer is nothing at all.
The security floor: verify these, then stop talking about them
Every vendor here clears this bar, so it is a checklist rather than a differentiator. Run it once, get written answers, and spend the rest of your evaluation on fit. Our own HIPAA-secure communication features are documented against the same list.
| Control | What it means | What to verify, in writing |
|---|---|---|
| Encryption in transit and at rest | Messages protected while moving and while stored. | Both states, not just transit. Which standard. |
| Authentication and access control | Only authorized staff reach patient communication. | MFA available? Role-based permissions? SSO? |
| Audit trails and message logging | A record of who accessed what, and when. | Tamper-proof? Exportable for a compliance review? |
| Storage and retention policy | How long messages persist, and how they are disposed of. | Administrator-configurable retention, or fixed by the vendor? |
| Remote wipe and device management | PHI removable from a lost, stolen or departing device. | App-level wipe on a personal phone in a BYOD setting? |
Where each one genuinely wins
TigerConnect
Built for the hospital floor and good at it. Integrated paging, on-call scheduling across departments, deep EHR integration, scale to thousands of badged users. If you run a hospital system, this is a reasonable default and we are not the better answer.
The friction shows up elsewhere. Agencies who left told us the same two things: pricing structured around enterprise headcount, and support response measured in days rather than hours.
The agency that cut its bill to a fifth
A Michigan home care agency had been on TigerConnect for years. Fees rose without much explanation. Contract minimums made little sense for an organization their size. When something broke, help took days.
20%They now pay a fifth of what they were paying, and describe getting two to three times the support for it. Their president's summary: they wanted a provider who understood the kind of organization they actually were.
Spok
Decades of hospital communications, and unmatched if your workflow still runs through paging infrastructure and clinical alerting at enterprise scale. Nobody replaces a working Spok deployment with a messaging app. The fit question is whether your clinicians are inside a building with that infrastructure.
QliqSOFT
Strong on the patient-facing side — chatbots, intake, virtual visits. If most of your messaging volume is to patients rather than between clinicians, that focus is a real advantage, particularly for clinics and private practices.
What agencies told us when they moved: repeated crashes, and threads that went undelivered. In care coordination, an undelivered message is not an inconvenience; it is a gap in the record of who knew what.
The clinicians who kept disappearing from the thread
An agency working across northern Illinois and southern Wisconsin kept finding clinicians removed from group conversations — mid-treatment, unnoticed until it mattered.
2.5 → 5 starsAfter switching, patient volume grew 33% on minimal added staff and their Medicare star rating went from 2.5 to 5. Not because messaging is magic. Because a platform that drops people from conversations costs you the coordination those conversations exist for.
Rocket.Chat
Open source, self-hostable, and genuinely capable. If you have engineering staff and want PHI to never leave infrastructure you control, this is the honest answer and no SaaS vendor beats it on that axis.
The tradeoff is that compliance becomes your job. Hardening, patching, audit logging, access review, breach procedures, and the person who owns all of it at 2am. Most agencies under 500 staff do not have that person.
WhatsApp, Signal, iMessage, SMS
Signal's encryption is better than most healthcare software. That is not the issue. There is no BAA available, no audit trail you can produce, no way to remove PHI from a departing employee's personal phone, and no defensible answer during an audit.
They appear on this list because they are what staff actually use when the sanctioned tool is too slow. That is a product problem wearing a policy costume, and it is the reason secure instant messaging has to be faster than the shortcut, not just safer than it.
Where Buzz fits, and where it doesn't
Buzz was built for the clinician who is not in a building. Per-clinician pricing rather than enterprise minimums. The workflow side — e-signature, forms, referral handoffs — in the same thread rather than a second system. And the part no other platform on this page has: the clinical answer arrives inside the conversation.
Ask a drug interaction question in a group thread or a 1:1, and the answer comes back with its source attached, drawn from the licensed reference library Skyscape has published for twenty-five years. Not a link to go read. Not a colleague to page. An answer the whole care team can see, with a citation the clinician can check. The reference content also sits on the device, so the lookup still works in a house with no signal — which is the only thing on this page that genuinely works without a connection.
We are not the right answer for a hospital system. If you need integrated paging, department-wide on-call scheduling and a deep enterprise EHR deployment, buy the product built for that. We are not trying to win that market, and saying otherwise would make everything else on this page less believable.
The behavioral health group that stopped faxing
Referral paperwork, signed orders, intake documents — all moving by fax because that was the compliant path everyone knew.
60%Cutting fax costs by 60% was the line item. The change people noticed was that a referral no longer took two days to confirm. More on what that shift looks like in a behavioral health agency.
Six questions worth asking any vendor
- A clinician has a clinical question at 7pm — a drug interaction, a wound protocol. What does your product do? Most vendors answer by naming someone you could forward it to. That is a routing feature, not an answer.
- Can that answer appear inside the conversation, with its source attached, where the whole care team sees it? An answer that arrives in a separate app is a second workflow, and the second workflow is the one people skip.
- Can the platform see the patient's actual record — medications, allergies, recent visits — at the moment of the question? Evidence-based guidance is only as good as the patient data it is matched against, and retyping it from memory is how errors enter.
- What can a clinician still do with no signal? Be specific: nothing, read cached threads, or look something up.
- What does the bill look like if our census drops 20% next quarter?
- What is your median support response time, in hours, in writing?
The first three separate a messaging app from a care coordination platform. If you are running field-based teams, the case for secure communication in a home care agency covers the operational side of the same problem.