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Comparison

FPN Introduction Days vs Inferra Logic Sequences

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

Head to head
FPN Introduction Days
FPN Introduction Days
Free
📚 Education
No ratingsView app →
Inferra Logic Sequences
Inferra Logic Sequences

Find the rule, beat the clock

Free
📚 Education
No ratingsView app →
About

FPN Introduction Days

Features
Read full description

This app has been developed for use during the FPN Introduction Days. You can log in using your student UM account. If you’re not a student at FPN you can find more information about our faculty here (www.maastrichtuniversity.nl/fpn). By logging in, you can use the app to register at the start of the FPN Introduction Days on 26 august 2019, check your programme and double check your student information

About

Inferra Logic Sequences

Features
Read full description

Inferra — the logic game that puts your reasoning to the test. 480+ challenges are waiting to sharpen your mind. Number sequences, geometric patterns, word analogies, opposites and visual logic: find the hidden rule, reveal the answer, beat the clock. WHAT'S INSIDE • 480+ logic sequences across 5 themes • Number sequences — arithmetic, Fibonacci, odd/even • Opposites & analogies — symbols, concepts, antonyms • Geometric shapes — rotations, symmetries, patterns • Letters & words — alphabetical runs, vowels, anagrams • Visual logic — colours, grid patterns, transformations • 3 difficulty levels, from Easy to Hard • A timer on every question, and a streak bonus that rewards speed • A logic score that follows your progress • Detailed stats: accuracy, best streak, mastery per theme HOW IT WORKS Each game is 10 questions. Answer fast and keep your streak alive to push your score higher. Every answer comes with a one-line explanation of the rule, so you learn the pattern instead of guessing it. Perfect for puzzle lovers, logic game fans, students preparing for aptitude tests, and anyone who wants a few sharp minutes a day. Ready to decode the pattern? Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

FPN Introduction Days4 screens
Inferra Logic Sequences4 screens

Verdict

The call

The clearest difference is in-app purchases: FPN Introduction Days at none against Inferra Logic Sequences's 3. FPN Introduction Days also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.0). On price, update cadence 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. Inferra Logic Sequences sells 3 in-app purchases, starting at $2.99 per month. FPN Introduction Days asks for nothing beyond the download.

UpkeepUpdate frequency

FPN Introduction Days ships an update every 9 days, Inferra Logic Sequences weekly. The most recent releases landed on October 26, 2026 and October 19, 2026 respectively.

Scorecard3 real differences · 3 level
FPN Introduction Days versus Inferra Logic Sequences: the parameters behind the verdict, then further details
ParameterFPN Introduction DaysInferra Logic Sequences
PriceFreeFree
Update frequencyEvery 9 daysWeekly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better15.0
Further details — not scored
Size27 MB48 MB
Age rating17+4+
DeveloperMaastricht UniversityJulien meyer

In-app purchases

None

FPN Introduction Days

No in-app purchases

3 purchases

Inferra Logic Sequences

Subscriptions2
  • premium$2.991 Month
  • premium$19.991 Year
One-time1
  • premium$49.99

Questions

Is FPN Introduction Days free?
FPN Introduction Days is free to download, with no in-app purchases.
Is Inferra Logic Sequences free?
Inferra Logic Sequences is free to download, with in-app purchases available.
Do FPN Introduction Days or Inferra Logic Sequences have ads?
Inferra Logic Sequences shows ads; FPN Introduction Days does not.
Which is updated more often, FPN Introduction Days or Inferra Logic Sequences?
FPN Introduction Days ships an update every 9 days, and Inferra Logic Sequences weekly. Most recently, FPN Introduction Days was updated on October 26, 2026 and Inferra Logic Sequences on October 19, 2026.

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