Comparison

Fun and practical knowledge vs Viis

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

Head to head
About

Fun and practical knowledge

Features
Read full description

Discover the Power of Everyday Knowledge! Unlock a treasure trove of practical wisdom that can revolutionize your daily life. With our app, you'll gain access to a vast collection of small but valuable insights that you may have never known before. These nuggets of knowledge are designed to make your life easier, more efficient, and more enjoyable. From clever life hacks to time-saving tips, our app reveals the secrets to simplifying everyday tasks. Whether you're seeking advice on organizing your space, improving your productivity, mastering essential skills, or enhancing your well-being, we've got you covered. But that's not all! Our app also offers an interactive and engaging learning experience. Take part in our fun and easy quizzes, where you can put your newfound knowledge to the test. Challenge yourself and see how much you've learned while having a great time along the way. Open the door to a world of practical knowledge and start making positive changes in your life today. Download our app and embark on a journey of discovery, growth, and empowerment. Remember, the smallest pieces of knowledge can have the biggest impact! Note: We also encourage you to share any valuable knowledge you possess with our community. Together, we can create a thriving hub of wisdom and inspiration. Let's make learning an enjoyable and rewarding experience for everyone.

About

Viis

Features
Read full description

VIIS App: Vietnamese IoT Solutions Application: - Monitoring different IoT devices remotely. - Control equipment everywhere. - Set Scheduler for on/off following the fixed time. - Set threshold, and track the history of the equipment. Viis App has integrated many parameters from the old devices and made them smart based on flexibility control and monitoring. This app can apply to different fields, ex: Agriculture, Factory, smart home, etc... Support email: contacts@viis.tech

Screenshots

Fun and practical knowledge4 screens
Viis4 screens

Verdict

The call

The clearest difference is in-app purchases: Viis at none against Fun and practical knowledge's 1. Fun and practical knowledge's advantage is update cadence (every 10 days vs every 5 weeks). On price, ads, device support and iOS requirement 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. Fun and practical knowledge sells 1 one-off in-app purchase. Viis asks for nothing beyond the download.

UpkeepUpdate frequency

Fun and practical knowledge ships an update every 10 days, Viis every 5 weeks. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

Scorecard2 real differences · 4 level
Fun and practical knowledge versus Viis: the parameters behind the verdict, then further details
ParameterFun and practical knowledgeViis
PriceFreeFree
Update frequencyEvery 10 days — betterEvery 5 weeks
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS14.013.0 — better
Further details — not scored
Size200 MB86 MB
Age rating4+4+
DeveloperMan Hung SunThong Ho

In-app purchases

1 purchases

Fun and practical knowledge

One-time1
  • Upgrade$0.99
None

Viis

No in-app purchases

Questions

Is Fun and practical knowledge free?
Fun and practical knowledge is free to download, with in-app purchases available.
Is Viis free?
Viis is free to download, with no in-app purchases.
Do Fun and practical knowledge or Viis have ads?
Neither Fun and practical knowledge nor Viis shows ads.
Which is updated more often, Fun and practical knowledge or Viis?
Fun and practical knowledge ships an update every 10 days, and Viis every 5 weeks. Most recently, Fun and practical knowledge was updated on September 17, 2026 and Viis on September 13, 2026.

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