Prove sobriety anytime, anywhere — for a fraction of the cost.
CheckBAC pairs a pocket-sized breathalyzer with a smart app that verifies identity with facial recognition and sends real-time, GPS-stamped results to whoever needs them.
One-time $129 device — yours to own.
Sobriety, verified in under a minute
A test anyone can take from anywhere — with the safeguards courts, providers, and families need to trust the result.
Take a test
Blow into the Bluetooth breathalyzer on schedule, on-demand, or when prompted.
Identity verified
Automatic facial recognition confirms the right person at test time — with optional admin video review.
Results sent
BAC result, time, and GPS location are delivered instantly by text and email.
Reviewed & logged
Every test is stored on the CheckBAC dashboard with daily, weekly & monthly reports.
Premium monitoring features, without the premium price
Everything below is included — no tiered add-ons, no per-feature fees.
Facial-recognition ID
Automatic facial recognition confirms the right person at the moment of every test — with optional admin video review as a second layer. Switch it on/always-on or off.
Automatic — matches the leadersGPS + velocity testing
Every result is location-stamped. Travel faster than 15 MPH and the app can require a fresh BAC test.
Fairly unique to CheckBACVehicle interlock included
CheckBAC Drive adds an ignition interlock at the same monthly cost — where others charge hundreds extra.
No added monthly feeCourt-admissible records
Time-stamped, identity-verified results used to verify sobriety and abstinence for court, custody, and treatment purposes.
FDA-cleared & HIPAA-compliantReal-time alerts & reports
Instant text and email notifications, plus automatic daily, weekly, and monthly summary reports.
Included on every planOn-demand & scheduled
Set a recurring schedule, trigger random tests, or request an on-demand test the moment you need one.
Flexible for any programEverything you need to monitor sobriety — for less than $1.20 a day
- Up to 80% less. CheckBAC costs up to 80% less than comparable national systems — no per-feature fees or surprise charges.
- Vehicle interlock, same rate. Add CheckBAC Drive for the same $34.99/mo — no costly in-car breathalyzer hardware.
- Risk-free to try. 10-day free trial plus a satisfaction money-back guarantee — no contracts, cancel anytime.
- Trusted for a decade-plus. Patented technology relied on by hundreds of thousands across North America, backed by Think Twice's mission to prevent impaired driving.
…and charge extra for the interlock.
The same safeguards — without the premium price
CheckBAC includes facial recognition and a vehicle-interlock option that comparable national services charge far more for — or don't offer at all.
| Feature | CheckBAC | Soberlink | BACtrack View |
|---|---|---|---|
| Monthly price | $34.99–$74.99 + $129 device, owned | ~$135 + $19/mo rental | $79.99–$129.99 |
| Facial-recognition ID | ✓ automatic | ✓ | ✗ manual video |
| GPS-stamped results | ✓ | — | ✓ |
| Velocity-triggered test (15 MPH) | ✓ | ✗ | ✗ |
| Vehicle interlock option | ✓ included | ✗ | ✗ |
| Free trial | ✓ 10-day | ✗ | ✓ 14-day |
| No long-term contract | ✓ | ✓ | ✓ |
| Daily / weekly / monthly reports | ✓ | ✓ | Pro plan only |
Comparison based on publicly available competitor information as of June 2026; features and pricing are subject to change. CheckBAC is not affiliated with, endorsed by, or sponsored by Soberlink® or BACtrack®. CheckBAC product details are pending final confirmation.
One platform, many reasons to trust it
Family Law & Custody
Document sobriety during parenting time and protect what matters most in custody matters.
Family & Friends
Give loved ones a simple, supportive way to stay accountable through recovery.
Compliance Monitoring
Verified, shareable self-testing for programs that require documented proof.
Teen Drivers
Peace of mind that a new driver is making safe, sober decisions behind the wheel.
Treatment Providers
Full provider-portal visibility into client testing — no tiered fees to access the tools.
Workplace Management
A simple, affordable way to confirm employees and drivers are sober on the job.
Clinical oversight, fully included
Secure provider-portal access to every client gives you full control of testing schedules and reports — with no extra fees for features or tiered pricing to unlock the platform's capabilities. Become a Certified CheckBAC Provider to build testing protocols, set contingencies for non-compliance, and support clients throughout recovery.
Become a Certified ProviderAccountability without the burden
Remote monitoring brings flexibility to recovery — no required in-person check-ins, and travel or extended trips never become a gap in accountability. For those rebuilding trust, consistent proof of sobriety improves outcomes and gives everyone involved real peace of mind.
See Plan OptionsSame monthly price — interlock added.
Add an ignition interlock for the same $34.99/mo
CheckBAC Drive brings vehicle alcohol monitoring to the same affordable plan — no need for expensive, court-installed interlock hardware. It's the accountability of an interlock and the flexibility of remote breath testing, in one simple subscription.
Get StartedChoose the plan that fits
Start with a 10-day free trial backed by a satisfaction money-back guarantee. No contracts. Cancel anytime.
Standard
- Facial-recognition verified tests
- GPS-stamped, real-time results
- Daily, weekly & monthly reports
- Assign or change monitors instantly
Enhanced
- Everything in Standard
- Full access to the testing schedule
- Make daily & weekly changes in real-time
- Ideal for randomized BAC testing
Managed
- Everything in Enhanced
- Think Twice provides 3rd-party monitoring
- Proactive daily / weekly / monthly reporting
- Custom & random schedules managed for you
Your order begins with the one-time iSober 10 breathalyzer ($129) — yours to own, no rental fees. Monthly billing starts after your 10-day free trial. Requires a compatible iOS / Android device. Add a vehicle interlock (CheckBAC Drive) for the same $34.99/mo.
Get your device
Order the iSober 10 breathalyzer — $129, yours to own.
Confirm your plan
Think Twice confirms the right plan for you.
Start your free trial
10 days free. No contracts. Cancel anytime.
Rated 5.0 ★ across 105 reviews
Real, verified reviews for Think Twice — the team behind CheckBAC.
"What an amazing product. Everyone needs it in their car."
"This is a great organization run by a great team of people. Think twice and save lives!"
"It gives you the reassurance if you're unsure about driving. Know your limit and this is the best way…"
Real reviews of Think Twice (the org behind CheckBAC). Add CheckBAC-monitoring-specific client testimonials here when available.
Common questions
What do I need to use CheckBAC?+
How much does it cost?+
Is there a contract?+
How does CheckBAC confirm who is testing?+
Can results be used for court or custody matters?+
Is CheckBAC FDA-cleared and HIPAA-compliant?+
What is CheckBAC Drive?+
Court-grade monitoring, at a price that finally makes sense
Start your 10-day free trial today — backed by a satisfaction money-back guarantee. No contracts, cancel anytime.