Comparison

Woblink vs Safe to Play

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

Head to head
About

Woblink

Carry your entire library with you and read or listen to your favorite books anywhere. Customize your reading experience with adjustable settings and organize your collection. Discover new titles with recommendations and share your thoughts with a community of readers.

Highlights
  • Personal digital library
  • Customizable e-book reader
  • Organize library and track progress
  • Transfer e-books to e-reader
  • Access 80,000+ e-books and audiobooks
  • Book recommendations
  • Rate and review books
Features
Read full description

And you, where do you read most often? In a long line, in the bathtub, on the way to work, in the woods, or maybe on a soft couch? We know very well that reading accompanies us in different places! Thanks to the Woblink app, you can always have your favorite books with you. And not just one or two, but a whole library! Use the app in the way that suits you best: - Enjoy reading immediately after purchase - all titles are available on your personal shelf. - Customize the e-book reader to your preferences: change the brightness settings, font type and size, margins and background color. - Organize your library and track your reading progress. - Transfer your e-books to your e-reader with one click. Read and listen to what you like: - Choose from more than 80,000 e-books and audiobooks and explore different genres. - Use our recommendations and tips. - Rate and review the books you read - share your opinion with the community. - Add books to your favorites. - We love to read and realize that reading can accompany us everywhere. That's why since 2010 we have been providing books to hundreds of thousands of readers in Poland and abroad in every available format - e-book (EPUB, MOBI, PDF), audiobook, as well as traditional book. Our customers can buy books and read them on many devices, such as readers, smartphones, tablets, laptops. Read where you want and how you want

About

Safe to Play

Features
Read full description

Safe to Play app is essentially an electronic book with smart tools about the safety in playgrounds and recreational sports areas. The information from standards and technical reports is presented with high quality visualizations and includes changes of requirements in past years plus reliable risk assessment from top experts of the field. All information in the book is in English, German, Chinese, Latvian and Finnish. Translations to Swedish and Russian are in process. Translations to other languages are planned: French, Spanish, Portuguese. Smart tools: - Make quick bookmarks as you study. - Write notes linked to any paragraph. - Make searches with any combination of words. - Notes and bookmarks are synchronized between your devices. - Feedback opportunity directly to the author. - Automatic updates whenever requirements change or new official interpretations arise! Normative references for the information: - EN 1176:2018 Playground equipment and surfacing; all parts. - EN 1177:2018 Impact attenuating playground surfacing. - EN 15312:2010 Free access multi-sports equipment. - EN 14974:2018 Skateparks. - EN 16630:2015 Permanently installed outdoor fitness equipment. - EN 16899:2016 Sports and recreational equipment — Parkour equipment. - EN 12572-2:2017 Artificial climbing structures. - EN 16579:2018 Playing field equipment — Portable and socketed goals. - TR 16467:2013 Playground equipment accessible for all children. - TR 16879:2016 Siting of Playground and other recreational facilities. - TR 17207:2018 Framework for the competence of playground inspectors. Content of the book application: 1. Introduction: - Value of play and recreational sports areas - Backgrounds of the requirements - Responsibilities 2. Safety management - Maintenance and inspection plans - Construction projects - Documentation 3. Technical production - Materials and connections - Structural integrity - Impact attentuation 4. Safety of equipment - General safety requirements - Safety of components - Safety of playground equipment - Safety of recreational sports equipment 5. Safety of layouts - Age range and capacity - Different types of areas - Impact areas - Ancillary items - Environmental conditions 6. Inspections & maintenance - Working as an inspector - Other safety related tasks - Maintenance 7. Risk assessment - Why risk assessment is needed - Anthropometric measurements - Risk assessment methods

Screenshots

Woblink4 screens
Safe to Play4 screens

Verdict

The call

The clearest difference is iOS requirement: Safe to Play at 11.0 against Woblink's 15.5. On price, update cadence, ads and in-app purchases 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. Woblink sells 10 one-off in-app purchases and Safe to Play sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Woblink ships an update every 5 weeks, Safe to Play every 2 months. The most recent releases landed on October 21, 2026 and October 25, 2026 respectively.

Scorecard1 real difference · 9 level
Woblink versus Safe to Play: the parameters behind the verdict, then further details
ParameterWoblinkSafe to Play
PriceFreeFree
Rating2.2 (17 ratings) — better—
Positive reviews36.2% of reviews—
Number of ratings17 — better—
Update frequencyEvery 5 weeks — betterEvery 2 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.511.0 — better
Further details — not scored
Size80 MB8 MB
Age rating12+17+
DeveloperWydawnictwo OtwarteSafe to Play Oy

In-app purchases

10 purchases

Woblink

One-time10
  • Angielski. Nauka zdarza (...)$1.99
  • Samsara. Na drogach, których nie ma$4.99
  • Śmierć w Breslau$4.99
Show 7 more
  • Liczby Charona. II cz. (...)$5.99
  • Rzeki Hadesu. III cz. trylogii$5.99
  • Kasacja$5.99
  • Pięćdziesiąt twarzy Greya$8.99
  • Ciemniejsza strona Greya$8.99
  • Nowe oblicze Greya$8.99
  • Steve Jobs$10.99
4 purchases

Safe to Play

One-time4
  • 1 Week$22.99
  • 4 Weeks$46.99
  • 1 Year$119.99
Show 1 more
  • 3 Years$229.99

Questions

Is Woblink free?
Woblink is free to download, with in-app purchases available.
Is Safe to Play free?
Safe to Play is free to download, with in-app purchases available.
Do Woblink or Safe to Play have ads?
Neither Woblink nor Safe to Play shows ads.
Which is updated more often, Woblink or Safe to Play?
Woblink ships an update every 5 weeks, and Safe to Play every 2 months. Most recently, Woblink was updated on October 21, 2026 and Safe to Play on October 25, 2026.

Other comparisons