Comparison

Cogni vs pGALS

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

Head to head
About

Cogni

Create and study flashcards to master new materials efficiently. Utilize an enhanced spaced repetition algorithm to optimize study sessions for exams, languages, or complex subjects. Millions trust this method to achieve their learning goals.

Highlights
  • Create and review custom flashcards
  • Spaced repetition algorithm
  • Pre-made deck library
  • AI-enhanced recall
  • Progress tracking
  • Offline access
Read full description

Cogni empowers you to master new materials effortlessly by creating and studying flashcards. Built on an enhanced spaced repetition algorithm, the app optimizes your study sessions, ensuring you get the most out of your learning. Whether preparing for exams, studying languages, or mastering complex subjects, millions trust flashcards to achieve their goals. Start your journey to mastery today—no limits, no boundaries, just learning! - Languages - Medicine (MCAT, USMLE & More) - Anatomy & Physiology - Exam preparation (SAT, GRE & More) - Math - Law - Geography - Computing - And many more! Key Benefits: - Easily create and review flashcards tailored to your learning needs. - Customize your cards with colors, lists, and more to fit your style. - Access a massive library of pre-made decks to jumpstart your learning. - Review lecture materials and prep for exams with powerful spaced repetition. Thousands of students boost their grades with this science-backed approach. - AI-enhanced spaced repetition (SRS) for optimal recall. - Flexible study interface with swipe and tap actions for efficient learning. - Detailed statistics and progress tracking to monitor your success. - Offline access to study with media-supported flashcards. Get started with Cogni today and take control of your learning journey! Terms of Use: https://cogni.cards/terms/ Privacy Policy: https://cogni.cards/privacy/

About

pGALS

Features
Read full description

The pGALS app is a resource to demonstrate a basic musculoskeletal examination in children. The audience for the pGALS app is primarily medical students but is also relevant for nurses, allied health and any other health care professionals working with children. The pGALS app includes details of the pGALS step, what to look for and how to record findings. Multiple pGALS language translations are available.

Screenshots

Cogni4 screens
pGALS4 screens

Verdict

The call

The clearest difference is in-app purchases: pGALS at none against Cogni's 9. pGALS also leads on iOS requirement (8.0 vs 16.4). Cogni's advantage is update cadence (every 10 days vs every 6 months). On price, ads and device support 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. Cogni sells 9 in-app purchases, starting at $4.99 per month. pGALS asks for nothing beyond the download.

UpkeepUpdate frequency

Cogni ships an update every 10 days, pGALS every 6 months. The most recent releases landed on October 27, 2026 and October 12, 2026 respectively.

Scorecard3 real differences · 7 level
Cogni versus pGALS: the parameters behind the verdict, then further details
ParameterCognipGALS
PriceFreeFree
Rating4.7 (1.7K ratings) — better—
Positive reviews35.7% of reviews—
Number of ratings1.7K — better—
Update frequencyEvery 10 days — betterEvery 6 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.48.0 — better
Further details — not scored
Size68 MB85 MB
Age rating4+4+
DeveloperCOGNIFLY LTDPReS - Paediatric Rheumatology European Society

Bugs and requests

Cogni

Reported bugs

2 issues
  • App no longer available after paying for annual subscription
  • Occasional crashes

Requested features

4 requests
  • Integrate ChatGPT or Claude for automatic card creation
  • Add sub-decks for larger decks that need more review
  • Improve algorithm for hard/again ratings to better target struggling cards
  • Add subsections for decks to study different sections separately

pGALS

Not enough reviews yet to summarise bugs or requests.

In-app purchases

9 purchases

Cogni

Subscriptions7
  • Premium Monthly$4.991 Month
  • Premium Monthly$7.991 Month
  • Premium Monthly$14.991 Month
Show 4 more
  • Premium Annual$19.991 Year
  • Premium Annual$24.991 Year
  • Premium Annual$29.991 Year
  • Premium Annual$49.991 Year
One-time2
  • Lifetime Premium$69.99
  • Premium Lifetime$99.99
None

pGALS

No in-app purchases

Questions

Is Cogni free?
Cogni is free to download, with in-app purchases available.
Is pGALS free?
pGALS is free to download, with no in-app purchases.
Do Cogni or pGALS have ads?
Neither Cogni nor pGALS shows ads.
Which is updated more often, Cogni or pGALS?
Cogni ships an update every 10 days, and pGALS every 6 months. Most recently, Cogni was updated on October 27, 2026 and pGALS on October 12, 2026.

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