We have tested August on many different types of single cylinder deadbolts. Below is a list of deadbolts that we have tested that are compatible with August Smart Locks. Currently, August Smart Locks are only compatible with single cylinder deadbolts. With our newest August Wi-Fi Smart Lock we offer a bundle that includes a compatible Yale flat round single cylinder deadbolt. See product specifications for the bundle here.
The image below illustrates what to look for to determine whether your existing lock is compatible:

PLEASE NOTE: We are not currently compatible with:
- Mortise locks
- Double Cylinder deadbolts (key hole on both outside and inside of door)
- Medeco, Mul-t-Lock or single sided deadbolts
Assa Abloy Brands
The following list of Assa Abloy's Emtek- and Yale-branded deadbolts are compatible with August Smart Locks:
Emtek
- Modern Style
- Neos Style
- Square Style
- Round Deadbolt
- Urban Modern Deadbolt
- #8 Style Deadbolt
- Quincy Deadbolt
- Low-Profile Deadbolt
- Rectangle Deadbolt
- Regular Style
- Saratoga Style
- Knoxville Style
- Rope Style
- Arts and Crafts Style
- #1 Style
- #3 Style
- #4 Style
- #2 Style
- Tuscany #11 Style
- Tuscany #14 Style
- Bronze Rustic Modern
- Tuscany Octagon Style
- Tuscany Style
- Tuscany Bronze Style
- Martinique Deadbolt
Yale
- Flat Round Single Cylinder Mechanical Deadbolt - 4881N19FR *
- 82 Premier Single Cylinder Deadbolt – D881N01
- 82E – Edge deadbolt – EDSC156
- 83 select – D981N01
- 820 New Traditions – 4881N19
*Only compatible with the August Wi-Fi Smart Lock
Lock Brands A-L
The following deadbolts are also compatible with August Smart Locks:
Arrow Hardware
- D Series
Ashley Norton
- Solid Bronze Collection - 4115
- Solid Bronze Collection - 4185
- Solid Bronze Collection - 4175
- Solid Bronze Collection - 4150
- Solid Bronze Collection - 4165
- Solid Bronze Collection - 4100
- Solid Bronze Collection - 4190
- Solid Brass Collection - DB4100
- Solid Brass Collection - DB4190
- Solid Brass Collection - DB4120
- Solid Brass Collection - DB4130
- Solid Brass Collection - DB4170
- Solid Brass Collection - DB4150
- Solid Brass Collection - DB4165
Baldwin (not compatible with low-profile versions, many new Estate locks are low-profile and not compatible, but older models - before 2016- will be compatible)
- Reserve TRD
- Reserve CRD
- Reserve CSD
- Reserve RAD
- Reserve RSD
- Reserve TAD
- Reserve TSD
- Prestige 380
- Estate 8031
- Estate 8041
- Estate 8213
- Estate 8231
- Estate 8237
- Estate 8241
- Estate 8244
- Estate 8252
- Estate 8254
- Estate 8285
Callan
- Grade 3 Single Cylinder
- Grade 3 One Sided half boreGrade 2 Single Cylinder
Defiant
- DL 61 (2014 and before. 2015 and newer Defiant deadbolts are not compatible)
Delaney
- Solid Brass Grade 2
- Traditional Collection Grade 2
- Italian Collection Single Cylinder
- Contemporary Collection Single Cylinder
- Sandast Collection Curved
- SandCast Collection Square
EZ Set
- Single Cylinder
- Interchangeable Core
- Grade 2
- Commercial Grade 1 Single Cylinder
- Commercial Grade 2 Single Cylinder
- Commercial Interchangeable Core
Faultless
- DL 61 F
Gatehouse
- Single cylinder deadbolts made before 2014
Global Door Controls
- GLS660
- GLC560UL
- DR160
Grandeur
- Nostalgic All - Custom
Hager
- August Branded Deadbolt
Kwikset (not compatible with low-profile versions)
- Signature Series 780
- Signature Series 980
- Signature Series 993
- Signature Series Austin
- Signature Series 909
- Signature Series 598
- Signature Series 158
- Signature Series 816
- Kwikset Series 660
- Kwikset Series 816
Lock Brands M-Z
Max Grade
- 600
- 100 series
- 200 series
Omnia Industries
- Auxiliary D9000
- Auxiliary D9000S
- Auxiliary D9002
- Prodigy Auxiliary ARCHDB
- Prodigy Auxiliary RECTDB
- Prodigy Auxiliary TRADDB
Schlage
- B60N
- B330
- B500 Series
- B600 Series
- B700 Series
- B800 Series
Stanley
- 284
- 323
Toledo Fine Locks
- CV1800
- CV2800
- CV2800
Weiser (not compatible with low-profile versions)
- Single Cylinder
Weslock
- Molten Bronze Premiere
- Molten Bronze Square
- Elegance Oval
- Elegance Premiere
- Traditional 667
- Traditional 671
- Essentials 371
- UL 60 Minutes Rated 871
- Commercial 7200