# CDL Tanker Endorsement Prep — Tank vehicle endorsement

> Tank vehicle endorsement (iPhone/iPad app by fly sky pty ltd.)

- Source: https://appshunter.io/ios/app/cdl-tanker-endorsement-prep/id6776425418 (this page in markdown: same URL + `.md`)
- Developer: [fly sky pty ltd](https://appshunter.io/developer/1838696534)
- Category: Education
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 13.0 · 25 MB
- Languages: English
- Released: 2026-06-09
- Data updated: 2026-08-22
- User reviews in markdown: https://appshunter.io/ios/app/cdl-tanker-endorsement-prep/id6776425418/reviews.md

## What is CDL Tanker Endorsement Prep?

Study for the US CDL Tanker (Tank Vehicles) endorsement knowledge test with original practice questions written for this app from the publicly available FMCSA/AAMVA CDL manual. Every question has a clear explanation.

WHAT YOU GET
- Liquid surge and tank design, high center of gravity and rollover, outage and how much to load, tank vehicle inspection, safe driving, and the regulations.
- A clear explanation for every question.
- Timed practice tests that mirror the real endorsement test.
- Progress saved on your device, no sign-up, works offline.

ORIGINAL & SAFE
Every question is written for this app from the public CDL manual. Nothing is copied from any real exam, test pool or third-party question bank.

FREE TO START
Practice free, then a single one-time purchase unlocks the full question bank and unlimited timed tests, no ads, no subscription, no account.

NOTE
Unofficial study and practice app. Not affiliated with, endorsed by, or sponsored by FMCSA, AAMVA, any state DMV or any government agency. For learning only; does not guarantee passing any exam.

Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://flysky-privacy.pages.dev

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| CDL Tanker (Tank Vehicles) Ful | $6.99 | per 7 days |
| CDL Tanker (Tank Vehicles) Ful | $16.99 | per month |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| CDL Tanker (Tank Vehicles) Ful | $69.99 | one-time |
| Unlock Full Question Bank | $4.99 | one-time |



## Version history (last 3 releases)

### 1.2.0 — 2026-06-26

Thanks for studying with us! This update brings:
- A redesigned home dashboard with your study plan and progress at a glance
- Hundreds of new real practice questions with detailed explanations
- A guided goal-setup so you know exactly what to study each day
- Faster, more reliable mock exams
We read every review — reach out any time.

### 1.1.0 — 2026-06-10

Brand-new design with a cleaner, faster interface and a bottom tab bar. The mock exam now works like the real test — flag questions to review, move freely between them, change your answers, and see your score at the end. Track your progress and review the questions you missed.

### 1.0 — 2026-06-09

No release notes.

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## Related topics

[cdl tanker endorsement prep](https://appshunter.io/ios/topics/cdl-tanker-endorsement-prep) · [tanker endorsement](https://appshunter.io/ios/topics/tanker-endorsement) · [endorsement](https://appshunter.io/ios/topics/endorsement) · [cdl test tanker](https://appshunter.io/ios/topics/cdl-test-tanker) · [iendorse](https://appshunter.io/ios/topics/iendorse)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-22.*