This hub sits under JobPracticeTests editorial guidance and owns the reviews and prep-comparison directory. It is distinct from the Best Prep Courses silo, which ranks or compares preparation options by assessment family.

How we review prep resources

We evaluate prep resources using practical, candidate-focused criteria:

  • relevance to the target assessment;
  • clarity of the study path;
  • quality of explanations;
  • transparency around pricing and access;
  • realism of marketing claims;
  • fit for different candidate profiles.

The goal is not to declare one product “best” for every candidate.

A prep resource that is useful for a named employment assessment may be a poor fit for a broad school exam, and a printed study guide may be less useful when the real test is timed, adaptive, or highly employer-specific.

When possible, our reviews separate:

  • who the product may fit;
  • what test families it appears to cover;
  • what candidates still need to verify before purchasing;
  • which alternatives may fit different budgets or study styles.

See the full review policy and affiliate disclosure.

What these reviews cannot do

No prep product can guarantee a score, passing result, hiring outcome, or training success.

Prep also cannot replace official instructions from the employer, agency, test publisher, or candidate portal.

Before buying any prep product, confirm the exact test name, role, country, deadline, device requirements, retake policy, and whether the assessment is timed.

Affiliate relationships do not determine our editorial conclusions.

How to choose what to read first

If you are preparing for… Start with
A named employer assessment Best employer assessment prep
Criteria CCAT, PI Cognitive, Wonderlic, or mixed aptitude testing Best cognitive test prep
A comparison between major prep providers JobTestPrep vs Mometrix
A general JobTestPrep product-level review JobTestPrep review
School or gifted assessment prep for a child TestPrep-Online review
A book or course-style alternative Mometrix review
PI Cognitive vs Behavioral prep differences Predictive Index Prep review

If your invitation names a specific provider or employer, prioritize the page that matches that test instead of choosing only by brand familiarity.

Featured guide JobTestPrep review Coverage, pricing context, strengths, limitations, and when employment-assessment candidates may consider it. Open the review

Complete guides

Guide Deep dive Mometrix Review: Study Guides, Flashcards and Online Courses Independent Mometrix review covering current product formats, candidate fit, limitations and what to verify before purchase. Read guide →
Guide Deep dive JobTestPrep Review: Is It Worth It for Employment Assessments? Independent JobTestPrep review covering employment assessments, cognitive tests, civil service, mechanical aptitude, and what to verify before buying. Read guide →
Guide Deep dive Predictive Index Prep Review: PI Cognitive and Behavioral Prep Independent Predictive Index prep review covering PI Cognitive, PI Behavioral, official samples, third-party practice limits, and what to verify before buying. Read guide →
Guide Deep dive TestPrep-Online Review: School, Gifted and K-12 Test Prep Independent TestPrep-Online review covering CogAT, OLSAT, NNAT, MAP, CAT4, gifted testing, school assessments, and how it differs from employment prep. Read guide →

Why trust Job Practice Tests

Independent from employers and test publishers

Job Practice Tests is an educational site. We are not the employer, regulator, or official test publisher, and we say so clearly when a guide discusses a third-party assessment.

Official sources come first

Hiring rules and test formats change. When an employer or agency publishes current instructions, those instructions take priority over any preparation guide, including ours.

Affiliate links are disclosed

Some pages contain affiliate links. We may earn a commission if you buy through them, but paid preparation is optional and commercial relationships do not determine our editorial conclusions.