Low Cost Interlock: states, price and reviews
31 of 50 states, shaded on the map; tap one for its rules and the other companies there.
Low Cost Interlock at a glance
- States with install locations
- 31 of 50 states location list
- Advertised price
- From $78.76 a month price page
- Calibration visit
- $25 a visit price page
- Installation
- $100 to $250 typical elsewhere: $70 to $150, per MADD
- Trustpilot
- 2.9 of 5 4,064 reviews on Trustpilot
We answer this number, not Low Cost Interlock: the call books your install with a company that works in your state. About us
Other fees and offers
- Leases from $78.76 monthly, with a $40 sign-up fee, $100 to $250 to install and $129.50 to remove (price page)
- $40 to sign up and $25 for each calibration visit (source)
- $129.50 to remove the device and $125 for an unlock code after a lockout (source)
- $25 for a late payment and $150 to move the account or the device to another vehicle (source)
What reviewers say about Low Cost Interlock
Device problems, unexpected fees, battery drain and long hold times come up in Trustpilot's summary of recent reviews.

Living with a Low Cost Interlock device
- What calibration visits add to the bill
- Retests while you drive and what a failed test sets off: failed tests and violations
- When the device can come out and how removal works: getting it removed
How does Low Cost Interlock compare with other providers?
| Company | Listed price | States | Trustpilot |
|---|---|---|---|
| From $78.76 a month | 31 | 2.9 of 54,064 reviews | |
| From $59.99 a month | 48plus DC | 4.6 of 543,627 reviews | |
| From $54.99 a month | 48 | 4.4 of 580,912 reviews | |
| $50 to $120 a month | 47 | 4.6 of 520,439 reviews |

States where Low Cost Interlock installs
31 of 50 states, shaded on the map; tap one for its rules and the other companies there.
- Low Cost Interlock installs here
- No install location
