Comparison

PM Study Buddy vs Keliva

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

Head to head
About

PM Study Buddy

Features
Read full description

PM Study Buddy Your complete learning & exam preparation companion for PMI certifications and professional development. Prepare smarter with Mock Exams, Practice Questions, Domains & Tasks Explained, structured Lessons, Videos, Exam Strategy, Application Support, Detailed Answer Explanations, Study Guides, PDU Courses, and more — all in one convenient app. Access high-quality preparation resources for: PMP • PgMP • PfMP • PMI-PMOCP • PMI-RMP • PMI-ACP • CAPM • PBA • SP • CPMAI Available Plans (Consumable In-App Purchases) All plans are available as one-time consumable In-App Purchases. ESSENTIALS Focused exam preparation with Full-Length Mock Exams, Exam Strategy, Practice Questions, Study Guides, and foundational learning resources. Available as 1-Month or 3-Month access. ADVANCED Everything in Essentials, plus Domains & Tasks Explained, Application Support, additional Mock Exams, and enhanced exam-preparation tools. Available as 1-Month or 3-Month access. ELITE Our most comprehensive plan. Includes everything in Advanced, plus Self-Paced Learning with structured Lessons and Videos (where applicable). Available as 1-Month or 3-Month access. PDU Courses Earn PMI Professional Development Units with one-time consumable plans: • Essentials – 15 PDUs (1 Month Access) • Advanced – 30 PDUs (1 Month Access) • Elite – 60 PDUs (1 Month Access) • Essentials – 15 PDUs (3 Months Access) • Advanced – 30 PDUs (3 Months Access) • Elite – 60 PDUs (3 Months Access) Lean Six Sigma Self-paced learning for your selected belt level with one-time consumable plans: • Essentials – Structured resources + 1 Full-Length Mock Exam • Advanced – Structured resources + 3 Full-Length Mock Exams • Elite – Comprehensive resources + 5 Full-Length Mock Exams Learn. Practice. Prepare. Succeed. Privacy Policy: Our Privacy & Policy | vCare Project Management Terms of Use: https://www.vcareprojectmanagement.com/pages/terms-of-service

About

Keliva

Features
Read full description

Keliva helps Vietnamese learners practise English pronunciation. Listen to model audio, record your voice, play it back and review feedback to plan your next practice. The app interface is in Vietnamese. Start with an assessment, practise available lesson sections and track your progress. Lesson sections appear according to their release readiness. You can try the app without an account. Sign in to keep and recover your progress. Before scored recording, Keliva asks for consent to send audio through its server to Microsoft Azure Speech. You can manage consent and delete your account in the app. In-app purchases include automatically renewing monthly and annual subscriptions and a lifetime purchase. The store displays applicable prices, periods and offers before purchase confirmation. Manage or cancel subscriptions through your App Store or Google Play account. Restore Purchases is available. Privacy: https://api.keliva.app/privacy Terms: https://api.keliva.app/terms Apple Standard EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Support: https://api.keliva.app/support Provided by ANNA DAO PTY LTD. Practice does not guarantee any particular score or learning outcome.

Screenshots

PM Study Buddy4 screens
Keliva4 screens

Verdict

The call

PM Study Buddy and Keliva are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. PM Study Buddy sells 10 one-off in-app purchases and Keliva sells 3 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

PM Study Buddy ships an update every 8 days, Keliva weekly. The most recent releases landed on October 31, 2026 and October 29, 2026 respectively.

ScorecardNo meaningful differences
PM Study Buddy versus Keliva: the parameters behind the verdict, then further details
ParameterPM Study BuddyKeliva
PriceFreeFree
Update frequencyEvery 8 daysWeekly — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.115.0 — better
Further details — not scored
Size64 MB46 MB
Age rating4+17+
DevelopervCare Project Management LLCAnna Dao Pty Ltd

In-app purchases

10 purchases

PM Study Buddy

One-time10
  • PMI-PBA Essential - 1 Month$49.00
  • PMP Essential - 1 Month$79.00
  • PMI-PBA Essential - 3 Months$99.00
Show 7 more
  • PMP Advanced - 1 Month$99.00
  • PMP Essential - 3 Months$99.00
  • PMP Elite - 1 Month$199.00
  • PMP Advanced - 3 Months$199.00
  • PMI-PBA Advanced - 3 Months$299.00
  • PMI-PBA Elite - 3 Months$299.00
  • PMP Elite - 3 Months$299.00
3 purchases

Keliva

Subscriptions2
  • Keliva monthly plan7 Days trial$6.991 Month
  • Keliva annual plan7 Days trial$69.991 Year
One-time1
  • Keliva Lifetime$199.99

Questions

Is PM Study Buddy free?
PM Study Buddy is free to download, with in-app purchases available.
Is Keliva free?
Keliva is free to download, with in-app purchases available.
Do PM Study Buddy or Keliva have ads?
Neither PM Study Buddy nor Keliva shows ads.
Which is updated more often, PM Study Buddy or Keliva?
PM Study Buddy ships an update every 8 days, and Keliva weekly. Most recently, PM Study Buddy was updated on October 31, 2026 and Keliva on October 29, 2026.

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