Jeffrey Diaz
For individuals preparing for Commercial Driver's License (CDL) exams and endorsement certifications.
CDL Prep
Snapshot
Who is Jeffrey Diaz?
Providing specialized study tools for commercial driving candidates to navigate state licensing requirements.
Target audience
Rivals analysis in progress
Portfolio
Free 2Last updated
CDL Prep
v9.12
2mo ago
Publisher DNA
What defines Jeffrey Diaz?
Publisher DNA
Primary focus
Professional certification tools for commercial drivers
Scale
indie
Target audience
Individuals preparing for Commercial Driver's License (CDL) exams and endorsement certifications.
Origin
Software developer based in New York City.
Signature Patterns
- •Focus on utility-driven educational tools for professional licensing
- •Monetization via a 100% free access model
- •Feature set centered on exam simulation and performance tracking
- •High maintenance cadence for a single-app portfolio
Portfolio momentum
Released 4 updates for the single active title in the last 6 months, maintaining a consistent development cycle.
Company profile
medium confidence- Headquarters
- New York City, USA
- Employees
- 1-10
Portfolio
What does Jeffrey Diaz ship?
Apps
2 apps analysed
Clear navigation and straightforward interface allow users to study efficiently without unnecessary technical friction
- Exam preparation content mirrors actual test questions, providing high confidence for users taking state exams
- Intrusive full-screen advertisements interrupt study sessions and degrade the learning experience for active users
Single-market publisher, every app ships only to United States.
Based on 1 of 2 apps with localized market data, more coverage rolling in as scans complete · last scanned .
Americas (1)
- United States1 / 1
Core markets (1/1 apps)
User Sentiment
How do users feel about their apps?
1
Positive apps
0
Neutral / mixed
0
Negative apps
65/100
Avg sentiment score
The Analyst's Read
The bottom line on Jeffrey Diaz
Bottom line
Jeffrey Diaz is a disciplined indie developer with a strong foothold in the CDL prep niche. The high rating and active update history suggest a successful single-app strategy focused on utility and user retention within a specific professional vertical.
Frequently asked questions
How many apps does Jeffrey Diaz publish?
What kind of apps does Jeffrey Diaz make?
What is Jeffrey Diaz's top app?
In how many countries are Jeffrey Diaz's apps available?
What fed this analysis
- Apps analyzed:
- 1
- With full intel:
- 0
- With overview:
- 1
- Website scraped:
- yes
- Social presence:
- no