Comparison

Pettson's Inventions Deluxe vs Weakspot

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

Head to head
About

Pettson's Inventions Deluxe

Help Pettson and his cat Findus build 66 amazing contraptions by dragging and dropping parts into place. This fun and educational app stimulates logic and creativity for children, featuring a new VS mode and optional visual instructions.

Highlights
  • 66 ingenious inventions
  • 6 brand new inventions
  • VS mode for competition
  • Co-op friendly layout
  • Optional visual instructions
  • Adjustable difficulty with fake parts
Features
Read full description

This is the ultimate Pettson’s Inventions Collection app! Play all the inventions from Pettson's Inventions 1 and 2 including six completely new for a total of 66 inventions. Compete in the brand new VS mode and beat a friend or the clock! "Sometimes a good set of puzzles can get your kids' minds off the endless miles of travel. Pettson’s Inventions Deluxe is just that kind of puzzle." www.usatoday.com "Pettson's Inventions is a great series of fun contraption games. The cooperative play, VS mode, and the large number of puzzles make the Deluxe version the best of them all." www.geekswithjuniors.com "Excellent educational game of creativity, engineering and skill that stretches the imagination!" www.ipadfamily.com.au Help old man Pettson and his cat Findus build their amazing inventions! Which of the objects should be included and where do they fit in the machinery? Drag and drop the parts to their right spot and watch the invention go! This is a fun and pedagogic app that teaches logic and stimulates creativity for children of all ages. - Compete against a friend or the clock in VS mode. (Note! Optimized for tablets!) - A massive 66 ingenious inventions to solve! - 6 brand new tricky inventions! - New co-op friendly layout. - Get help from visual instructions (optional). - Possibility to increase difficulty by including fake parts in the inventions. - Voices in English, German and Swedish. - No in-app purchases.

About

Weakspot

Transform your notes into custom quizzes. Import PDFs, slides, or handwritten materials to generate multiple-choice, true-or-false, and fill-in-the-blank questions. Track your progress and focus on areas needing improvement.

Highlights
  • Import notes from various sources
  • Generate multiple-choice, true/false, fill-in-the-blank questions
  • Track mastery by topic
  • Adaptive practice for weak areas
  • Organize subjects and materials
  • Delete documents and associated questions
Features
Read full description

Turn your own notes into focused practice. Import a PDF, lecture slides, photos, or handwritten notes. Weakspot finds the key topics and creates multiple-choice, true-or-false, and fill-in-the-blank questions from your material. Study smarter: • Choose the question formats you want • See explanations and supporting passages • Track mastery by topic • Revisit weak areas with adaptive practice • Keep subjects and imported material organized • Delete a document and everything created from it at any time Free generation runs on your device when supported, with an extractive fallback available on other devices. Weakspot Pro uses cloud-powered generation for clearer, more challenging questions, plus adaptive weak-topic study and source highlighting. Pro plans include a recurring cloud-question allowance. Additional cloud-question packs are available as an optional in-app purchase. Internet access is required for cloud generation. Weakspot creates questions only from the study material you provide. Always review generated content against your source when accuracy is important. Privacy Policy: https://weakspot-study.web.app/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Pettson's Inventions Deluxe4 screens
Weakspot3 screens

Verdict

The call

The clearest difference is price: Weakspot at Free against Pettson's Inventions Deluxe's $6.99. Weakspot also leads on update cadence (every 4 days vs every 13 months) and rating (5.0 vs 4.7). Pettson's Inventions Deluxe's advantage is in-app purchases (none vs 3) and ratings volume (72 vs 2). On 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

Weakspot is free to download; Pettson's Inventions Deluxe costs $6.99 up front. Weakspot sells 3 in-app purchases, starting at $6.99 per 7 days. Pettson's Inventions Deluxe asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Weakspot holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Pettson's Inventions Deluxe has 72 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 84% of Pettson's Inventions Deluxe's written reviews are positive against 100% of Weakspot's.

UpkeepUpdate frequency

Pettson's Inventions Deluxe ships an update every 13 months, Weakspot every 4 days. The most recent releases landed on November 1, 2026 and October 29, 2026 respectively.

Scorecard8 real differences · 2 level
Pettson's Inventions Deluxe versus Weakspot: the parameters behind the verdict, then further details
ParameterPettson's Inventions DeluxeWeakspot
Price$6.99Free — better
Rating4.7 (72 ratings)5.0 (2 ratings) — better
Positive reviews83.7% of reviews100.0% of reviews — better
Number of ratings72 — better2
Update frequencyEvery 13 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaidFreemium — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS12.0 — better17.0
Further details — not scored
Size570 MB12 MB
Age rating4+4+
DeveloperFilimundus ABJustice Kwaku Mfum

Customer experience

Pettson's Inventions Deluxe

All ratings57 ratings
Positive91.2%
Neutral5.3%
Negative3.5%
Written reviews43 reviews
Positive83.7%
Neutral2.3%
Negative14.0%

Weakspot

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Pettson's Inventions Deluxe

No in-app purchases

3 purchases

Weakspot

Subscriptions2
  • Weakspot Pro Weekly$6.997 Days
  • Weakspot Pro Annual$39.991 Year
One-time1
  • 200 Extra Cloud Questions$4.99

Questions

Is Pettson's Inventions Deluxe free?
Pettson's Inventions Deluxe costs $6.99, with no in-app purchases.
Is Weakspot free?
Weakspot is free to download, with in-app purchases available.
Which has better reviews, Pettson's Inventions Deluxe or Weakspot?
Weakspot is rated higher. Pettson's Inventions Deluxe averages 4.7 out of 5 from 72 ratings, while Weakspot averages 5.0 from 2 ratings.
Do Pettson's Inventions Deluxe or Weakspot have ads?
Neither Pettson's Inventions Deluxe nor Weakspot shows ads.
Which is updated more often, Pettson's Inventions Deluxe or Weakspot?
Pettson's Inventions Deluxe ships an update every 13 months, and Weakspot every 4 days. Most recently, Pettson's Inventions Deluxe was updated on November 1, 2026 and Weakspot on October 29, 2026.

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