Comparison

NHA vs Didactus

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

NHA

Prepare for your NHA CPT exam with a personalized study plan and over 1000 practice questions. Track your progress, identify weak areas, and compare your scores to the community average to boost your confidence for certification.

Highlights
  • Personalized study plan
  • 1000+ practice questions
  • Track strengths and weaknesses
  • Detailed test statistics
  • Community score comparison
  • Updated for 2026 exam cycle
Read full description

Pass your NHA CPT Exam with flying colors! Updated for the 2026 exam cycle, boost your confidence in passing on the first attempt with our mobile app and a personal study plan based on your current skill and requirements. The NHA CPT exam is an industry certification developed by the National Healthcareer Association to measure a student's knowledge and skills needed to become a certified phlebotomy technician. When someone passes the exam, they earn a certification showing they can work in a healthcare facility as a phlebotomy technician. The Bureau of Labor Statistics predicts that employment opportunities for phlebotomists and phlebotomy technicians will grow 25% through 2026. Key features: - Choose from different topics - Practice with 1000+ questions - Track your strengths and weaknesses within the Stats section of the app - Study detailed statistics of every test you take - Compare your score to the community average for almost any type of exam - - - - Purchases, subscriptions and terms You need to buy a lifetime access or subscribe to get access to all features, courses and questions. The cost of the purchase is charged to your iTunes account. Subscriptions are auto-renewable and are billed at the rate and period selected depending on the subscription plan. Users' accounts are charged for auto-renewal within 24 hours prior to the end of the current period. Subscriptions can be managed and auto-renewal can be turned off in Account Settings in iTunes after the purchase. Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Terms of use: https://mastrapi.com/terms Privacy policy: https://mastrapi.com/policy

About

Didactus

Features
Read full description

Didactus is a high-yield study platform built for high-stakes exams where understanding matters more than memorization. It focuses on mastering core concepts, prioritization frameworks, and exam-level reasoning to ensure you study smarter, not longer. Current Focus: LVN & RN NCLEX Preparation, Didactus is purpose-built for LVN & RN students. Every question is designed to teach the why behind every answer through: - Targeted Questions: Practice with exam-style content. - Domain-Based Learning: Identify specific strengths and knowledge gaps. - Clinical Reasoning: Master safety, scope, and decision-making frameworks. The Future of exam mastery, Didactus is a modular platform expanding into professional, medical, and licensure exams. Future standalone modules will include: - Healthcare: NP Certification, MCAT, USMLE, PANCE, and NAPLEX. - Law: Bar Exam, LSAT, and MPRE. - Graduate Testing: GRE, GMAT, DAT, and OAT. Built for learners by real educators, move beyond brute-force memorization. Didactus is for professionals who want to understand the patterns and logic required to pass the world's most difficult exams. Whether you are entering nursing or preparing for your next professional milestone, Didactus scales with your ambition.

Screenshots

NHA4 screens
Didactus4 screens

Verdict

The call

The clearest difference is iOS requirement: NHA at 13.0 against Didactus's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. NHA sells 2 in-app purchases, starting at $24.99 per month and Didactus sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

NHA ships an update every 2 months, Didactus every 6 weeks. The most recent releases landed on October 7, 2026 and September 29, 2026 respectively.

Scorecard1 real difference · 9 level
NHA versus Didactus: the parameters behind the verdict, then further details
ParameterNHADidactus
PriceFreeFree
Rating4.7 (405 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings405 — better—
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.1
Further details — not scored
Size35 MB35 MB
Age rating4+17+
DeveloperMastrAPIKEITH MICHAEL BLEVINS

In-app purchases

2 purchases

NHA

Subscriptions1
  • Monthly with Trial7 Days trial$24.991 Month
One-time1
  • Lifetime$99.99
2 purchases

Didactus

One-time2
  • LVN NCLEX Module$39.99
  • Registered Nurse NCLEX Prep$69.99

Questions

Is NHA free?
NHA is free to download, with in-app purchases available.
Is Didactus free?
Didactus is free to download, with in-app purchases available.
Do NHA or Didactus have ads?
Neither NHA nor Didactus shows ads.
Which is updated more often, NHA or Didactus?
NHA ships an update every 2 months, and Didactus every 6 weeks. Most recently, NHA was updated on October 7, 2026 and Didactus on September 29, 2026.

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