CDL Prep Test 2026 Downloads & RevenueCDL Prep Test 2026 · App Store & Google Play
CDL Prep Test 2026 by Wei Zhang is on App Store and Google Play. Active Users (MAU & DAU), Downloads, rankings, keywords, revenue, and rating totals.
🆕AndroidFirst spotted by AppInsider🆕iOSFirst spotted by AppInsider📦iOSVersion 2.24📦AndroidVersion 1.10🆕iOSReleased on the App Store🆕AndroidReleased on Google Play
Full timeline · 6 events
- 🆕CDL Prep Test 2026 first spotted by AppInsiderAndroidUnited States (found via similar)
- 🆕CDL Prep Test 2026 first spotted by AppInsideriOSUnited States (found via search)
- 📦CDL Prep Test 2026 version 2.24iOSBug fixes and SDK upgrades.
- 📦CDL Prep Test 2026 version 1.10AndroidQuestions updates, layout updates, and other SDK upgrades.
- 🆕CDL Prep Test 2026 released on the App StoreiOS
- 🆕CDL Prep Test 2026 released on Google PlayAndroid
Collected from the stores by AppInsider since we first spotted the app. Dates are when we saw each change.
Rating
4.9 ★
35k ratings, both stores
Measured
App Store
App details
App ID
1464409838
Publisher
Wei Zhang
Publisher country
United States
On the store since
May 2019
7 years on the store
Minimum OS
iOS 15.6+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
14 MB
Also listed in
Reference
Google Play
App details
App ID
com.bubblingiso.CDL
Publisher
Wei Dong Zhang
Publisher country
United States
Content rating
Everyone
CDL Prep Test 2026 downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| App Store | – | – |
| Google Play | – | 500k+ Measured |
| Total | – | 500k+ Confidence |
How this is calculated
App Store: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How CDL Prep Test 2026 makes money: subscriptions, one-off purchases and ads.
Ads · 2 ad networks
Ads
/mo
of revenue
Where it ranks now
Both stores, across every country we track.
| Store | Best rank | Charting in | US Top Free | US Top Grossing |
|---|---|---|---|---|
| App Store | – | 0 of 30 countries | – | – |
| Google Play | – | 0 of 23 countries | – | – |
Full chart lists: App Store · Google Play.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.9 ★ | 15k |
| Google Play | 4.9 ★ | 20k 6k written reviews |
| Both stores | 4.9 ★ weighted by ratings | 35k |
About CDL Prep Test 2026
To obtain a Commerical Driver's License (CDL) requires the driver to first obtain a learner's permit by passing the written driving test. To help you pass the written driving test easily, this app was designed to be efficient and simple but it has effective layouts and features. It has compiled many driving relevant question sets to fully prepare you for the real written test. The question sets are available for all 50 states across the United States:
1. Alabama
2. Alaska
3. Arizona
4. Arkansas
5. California
6. Colorado
7. Connecticut
8. Delaware
9. Florida
10. Georgia
11. Hawaii
12. Idaho
13. Illinois
14. Indiana
15. Iowa
16. Kansas
17. Kentucky
18. Louisiana
19. Maine
20. Maryland
21. Massachusetts
22. Michigan
23. Minnesota
24. Mississippi
25. Missouri
26. Montana
27. Nebraska
28. Nevada
29. New Hampshire
30. New Jersey
31. New Mexico
32. New York
33. North Carolina
34. North Dakota
35. Ohio
36. Oklahoma
37. Oregon
38. Pennsylvania
39. Rhode Island
40. South Carolina
41. South Dakota
42. Tennessee
43. Texas
44. Utah
45. Vermont
46. Virginia
47. Washington
48. Washington District of Columbia
49. West Virginia
50. Wisconsin
51. Wyoming
You just have to choose from the ever-growing list of selections.
Quick APP Features:
-Test mode: practice all the questions in a simulated testing environment and evaluate your readiness.
-Starred mode: bookmark or star any question that you have difficulty with and come back to review the questions as often as needed.
-Perfect mode: keep testing every question in the each question set until you have perfected all the questions.
1. Alabama
2. Alaska
3. Arizona
4. Arkansas
5. California
6. Colorado
7. Connecticut
8. Delaware
9. Florida
10. Georgia
11. Hawaii
12. Idaho
13. Illinois
14. Indiana
15. Iowa
16. Kansas
17. Kentucky
18. Louisiana
19. Maine
20. Maryland
21. Massachusetts
22. Michigan
23. Minnesota
24. Mississippi
25. Missouri
26. Montana
27. Nebraska
28. Nevada
29. New Hampshire
30. New Jersey
31. New Mexico
32. New York
33. North Carolina
34. North Dakota
35. Ohio
36. Oklahoma
37. Oregon
38. Pennsylvania
39. Rhode Island
40. South Carolina
41. South Dakota
42. Tennessee
43. Texas
44. Utah
45. Vermont
46. Virginia
47. Washington
48. Washington District of Columbia
49. West Virginia
50. Wisconsin
51. Wyoming
You just have to choose from the ever-growing list of selections.
Quick APP Features:
-Test mode: practice all the questions in a simulated testing environment and evaluate your readiness.
-Starred mode: bookmark or star any question that you have difficulty with and come back to review the questions as often as needed.
-Perfect mode: keep testing every question in the each question set until you have perfected all the questions.
CDL Prep Test 2026 App Store
Not in any tracked top chart right now.
Updated 1 Nov 2026 · rankings refresh through the day
DeveloperWei Zhang
CategoryEducation
PriceFree
Released
Rating★ 4.9 (15k)
Version2.24
Age rating4+
First seen by us
24 Oct 2026
24 Oct 2026Rating
4.9 ★
15k ratings
Measured
CDL Prep Test 2026 on the App Store
App details
App ID
1464409838
Publisher
Wei Zhang
Publisher country
United States
On the store since
May 2019
7 years on the store
Minimum OS
iOS 15.6+
iPhone 6s and later
Devices
iPhone · iPad
Universal purchase
Content rating
4+
Languages
1
EN
Size
14 MB
Also listed in
Reference
CDL Prep Test 2026 downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Apple publishes no download counts. App Store downloads come from chart positions and daily rating growth per country, calibrated on Google Play install counts; lifetime installs from ratings worldwide × installs per rating. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How CDL Prep Test 2026 makes money: subscriptions, one-off purchases and ads.
Ads · 2 ad networks
Ads
/mo
of revenue
Where it ranks now
Every top chart it appears in across 30 countries.
| Country | Charts | Rank |
|---|---|---|
| Not charting right now. | ||
Ratings
App Store, worldwide.
Rating
4.9 ★
15k ratings
Measured
Ratings
15k
Measured
About CDL Prep Test 2026
To obtain a Commerical Driver's License (CDL) requires the driver to first obtain a learner's permit by passing the written driving test. To help you pass the written driving test easily, this app was designed to be efficient and simple but it has effective layouts and features. It has compiled many driving relevant question sets to fully prepare you for the real written test. The question sets are available for all 50 states across the United States:
1. Alabama
2. Alaska
3. Arizona
4. Arkansas
5. California
6. Colorado
7. Connecticut
8. Delaware
9. Florida
10. Georgia
11. Hawaii
12. Idaho
13. Illinois
14. Indiana
15. Iowa
16. Kansas
17. Kentucky
18. Louisiana
19. Maine
20. Maryland
21. Massachusetts
22. Michigan
23. Minnesota
24. Mississippi
25. Missouri
26. Montana
27. Nebraska
28. Nevada
29. New Hampshire
30. New Jersey
31. New Mexico
32. New York
33. North Carolina
34. North Dakota
35. Ohio
36. Oklahoma
37. Oregon
38. Pennsylvania
39. Rhode Island
40. South Carolina
41. South Dakota
42. Tennessee
43. Texas
44. Utah
45. Vermont
46. Virginia
47. Washington
48. Washington District of Columbia
49. West Virginia
50. Wisconsin
51. Wyoming
You just have to choose from the ever-growing list of selections.
Quick APP Features:
-Test mode: practice all the questions in a simulated testing environment and evaluate your readiness.
-Starred mode: bookmark or star any question that you have difficulty with and come back to review the questions as often as needed.
-Perfect mode: keep testing every question in the each question set until you have perfected all the questions.
1. Alabama
2. Alaska
3. Arizona
4. Arkansas
5. California
6. Colorado
7. Connecticut
8. Delaware
9. Florida
10. Georgia
11. Hawaii
12. Idaho
13. Illinois
14. Indiana
15. Iowa
16. Kansas
17. Kentucky
18. Louisiana
19. Maine
20. Maryland
21. Massachusetts
22. Michigan
23. Minnesota
24. Mississippi
25. Missouri
26. Montana
27. Nebraska
28. Nevada
29. New Hampshire
30. New Jersey
31. New Mexico
32. New York
33. North Carolina
34. North Dakota
35. Ohio
36. Oklahoma
37. Oregon
38. Pennsylvania
39. Rhode Island
40. South Carolina
41. South Dakota
42. Tennessee
43. Texas
44. Utah
45. Vermont
46. Virginia
47. Washington
48. Washington District of Columbia
49. West Virginia
50. Wisconsin
51. Wyoming
You just have to choose from the ever-growing list of selections.
Quick APP Features:
-Test mode: practice all the questions in a simulated testing environment and evaluate your readiness.
-Starred mode: bookmark or star any question that you have difficulty with and come back to review the questions as often as needed.
-Perfect mode: keep testing every question in the each question set until you have perfected all the questions.
Latest updates
2.24
Bug fixes and SDK upgrades.
More from Wei Zhang
CDL Prep Test 2026 Android
Not in a tracked Google Play top chart right now.
Updated 1 Nov 2026 · rankings refresh through the day
DeveloperVZ INC APPS
CategoryEducation
PriceFree
Released
Installs500k+
Rating★ 4.9 (20k)
Updated
Content ratingEveryone
Rating
4.9 ★
20k ratings
Measured
CDL Prep Test 2026 on Google Play
App details
App ID
com.bubblingiso.CDL
Publisher
Wei Dong Zhang
Publisher country
United States
Content rating
Everyone
CDL Prep Test 2026 downloads
Worldwide, per day, and installs to date. The band is open; the exact number is free with an account.
How this is calculated
Google Play shows an exact lifetime install count; downloads per day are its daily change (measured). When Play hasn't refreshed the count, they come from new ratings and Top Free chart positions. Confidence is the chance the real number is within half to double ours.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
Business model: Ad-led
How CDL Prep Test 2026 makes money: subscriptions, one-off purchases and ads.
Ads · 2 ad networks
Ads
/mo
of revenue
Where it ranks on Google Play
Every top 200 chart it appears in across 23 countries.
| Country | Charts | Rank |
|---|---|---|
| Not in a Google Play top chart right now. | ||
Ratings
Google Play, worldwide.
Rating
4.9 ★
20k ratings
Measured
Ratings
20k
Measured
Written reviews
6k
Measured
About CDL Prep Test 2026
To obtain a Commerical Driver's License (CDL) requires the driver to first obtain a learner's permit by passing the written driving test. To help you pass the written driving test easily, this app was designed to be efficient and simple but it has effective layouts and features. It has compiled many driving relevant question sets to fully prepare you for the real written test. The question sets are available for all 50 states across the United States:
1. Alabama
2. Alaska
3. Arizona
4. Arkansas
5. California
6. Colorado
7. Connecticut
8. Delaware
9. Florida
10. Georgia
11. Hawaii
12. Idaho
13. Illinois
14. Indiana
15. Iowa
16. Kansas
17. Kentucky
18. Louisiana
19. Maine
20. Maryland
21. Massachusetts
22. Michigan
23. Minnesota
24. Mississippi
25. Missouri
26. Montana
27. Nebraska
28. Nevada
29. New Hampshire
30. New Jersey
31. New Mexico
32. New York
33. North Carolina
34. North Dakota
35. Ohio
36. Oklahoma
37. Oregon
38. Pennsylvania
39. Rhode Island
40. South Carolina
41. South Dakota
42. Tennessee
43. Texas
44. Utah
45. Vermont
46. Virginia
47. Washington
48. Washington District of Columbia
49. West Virginia
50. Wisconsin
51. Wyoming
You just have to choose from the ever-growing list of selections.
Quick APP Features:
-Test mode: to simulate the testing environment
-Starred mode: to bookmark or save questions that you are interested in
-Cramming mode: to quickly review questions and answers before the actual test
**This app is not affiliated with any government agency. The test materials are sourced from the websites:
https://mydmv.revenue.alabama.gov/
https://dmv.alaska.gov/home/
https://azdot.gov/mvd
https://www.dfa.arkansas.gov/office/mydmv/
https://www.dmv.ca.gov/
https://dmv.colorado.gov/
https://portal.ct.gov/
https://dmv.de.gov/
https://www.flhsmv.gov/
https://dds.georgia.gov/
https://hidot.hawaii.gov/
https://itd.idaho.gov/
https://www.ilsos.gov/
https://www.in.gov/bmv/
https://iowadot.gov/
https://www.ksrevenue.org/dovindex.html
https://drive.ky.gov/
https://www.expresslane.org/
https://www.maine.gov/sos/bmv/
https://mva.maryland.gov/
https://www.mass.gov/orgs/massachusetts-registry-of-motor-vehicles
https://www.michigan.gov/sos
https://dps.mn.gov/
https://www.dps.ms.gov/
https://dor.mo.gov/motor-vehicle/
https://mvdmt.gov/
https://dmv.nebraska.gov/
https://dmv.nv.gov/
https://www.dmv.nh.gov/
https://www.nj.gov/mvc/
https://www.mvd.newmexico.gov/
https://dmv.ny.gov/
https://www.ncdot.gov/
https://www.dot.nd.gov/
https://www.bmv.ohio.gov/
https://www.ok.gov/dps/
https://www.oregon.gov/odot/DMV/
https://www.dmv.pa.gov/
https://dmv.ri.gov/
https://scdmvonline.com/
https://www.sd.gov/dps
https://www.tn.gov/safety/driver-services.html
https://www.txdmv.gov/
https://dmv.utah.gov/
https://dmv.vermont.gov/
https://www.dmv.virginia.gov/
https://dol.wa.gov/
https://transportation.wv.gov/dmv/Pages/default.aspx
https://wisconsindot.gov/
https://www.dot.state.wy.us/driverservices
https://
1. Alabama
2. Alaska
3. Arizona
4. Arkansas
5. California
6. Colorado
7. Connecticut
8. Delaware
9. Florida
10. Georgia
11. Hawaii
12. Idaho
13. Illinois
14. Indiana
15. Iowa
16. Kansas
17. Kentucky
18. Louisiana
19. Maine
20. Maryland
21. Massachusetts
22. Michigan
23. Minnesota
24. Mississippi
25. Missouri
26. Montana
27. Nebraska
28. Nevada
29. New Hampshire
30. New Jersey
31. New Mexico
32. New York
33. North Carolina
34. North Dakota
35. Ohio
36. Oklahoma
37. Oregon
38. Pennsylvania
39. Rhode Island
40. South Carolina
41. South Dakota
42. Tennessee
43. Texas
44. Utah
45. Vermont
46. Virginia
47. Washington
48. Washington District of Columbia
49. West Virginia
50. Wisconsin
51. Wyoming
You just have to choose from the ever-growing list of selections.
Quick APP Features:
-Test mode: to simulate the testing environment
-Starred mode: to bookmark or save questions that you are interested in
-Cramming mode: to quickly review questions and answers before the actual test
**This app is not affiliated with any government agency. The test materials are sourced from the websites:
https://mydmv.revenue.alabama.gov/
https://dmv.alaska.gov/home/
https://azdot.gov/mvd
https://www.dfa.arkansas.gov/office/mydmv/
https://www.dmv.ca.gov/
https://dmv.colorado.gov/
https://portal.ct.gov/
https://dmv.de.gov/
https://www.flhsmv.gov/
https://dds.georgia.gov/
https://hidot.hawaii.gov/
https://itd.idaho.gov/
https://www.ilsos.gov/
https://www.in.gov/bmv/
https://iowadot.gov/
https://www.ksrevenue.org/dovindex.html
https://drive.ky.gov/
https://www.expresslane.org/
https://www.maine.gov/sos/bmv/
https://mva.maryland.gov/
https://www.mass.gov/orgs/massachusetts-registry-of-motor-vehicles
https://www.michigan.gov/sos
https://dps.mn.gov/
https://www.dps.ms.gov/
https://dor.mo.gov/motor-vehicle/
https://mvdmt.gov/
https://dmv.nebraska.gov/
https://dmv.nv.gov/
https://www.dmv.nh.gov/
https://www.nj.gov/mvc/
https://www.mvd.newmexico.gov/
https://dmv.ny.gov/
https://www.ncdot.gov/
https://www.dot.nd.gov/
https://www.bmv.ohio.gov/
https://www.ok.gov/dps/
https://www.oregon.gov/odot/DMV/
https://www.dmv.pa.gov/
https://dmv.ri.gov/
https://scdmvonline.com/
https://www.sd.gov/dps
https://www.tn.gov/safety/driver-services.html
https://www.txdmv.gov/
https://dmv.utah.gov/
https://dmv.vermont.gov/
https://www.dmv.virginia.gov/
https://dol.wa.gov/
https://transportation.wv.gov/dmv/Pages/default.aspx
https://wisconsindot.gov/
https://www.dot.state.wy.us/driverservices
https://
What's new in 1.10
Questions updates, layout updates, and other SDK upgrades.