CHECK vs معرض الكتاب الإسلامي
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CHECK
This app offers construction calculation tools for material and cost estimation, area and volume calculations, and unit conversion. It also features a business card list for networking, allowing users to create and share their cards, and rate/review others.
- Material estimation
- Cost estimation
- Area and volume calculations
- Unit conversion
- Create business cards
- Rate and review contacts
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Key Features of Check: 1. Construction Calculators "Build Smarter, Budget Better, Share Easier". Material Estimation: Quickly estimate quantities. Cost Estimation: Approximate expenses. Area and Volume Calculations: Easily determine dimensions. Unit Conversion: Convert between units. 2. Business Cards Lists "Networking made easy". Create Your Business Card: Share your info. Rate and Review: Evaluate others. Engage with Reviews: Connect with clients.
معرض الكتاب الإسلامي
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Islamic Book Fair App The official app for the 47th Islamic Book Fair, organized by the Social Reform Society in Kuwait under the theme: "Towards Civilizational Awareness." It is one of the most prestigious cultural events, held annually for nearly half a century. The app provides you with a comprehensive digital experience to follow the fair's events, participating publishing houses, and numerous authors, and to interact with cultural and educational activities directly from your phone. Key Features of the App: Fair Activities: View the dates of seminars, educational workshops, and daily activities taking place from April 21 to May 3, 2025. Publishing House Directory: Browse more than 80 local and international publishing houses from the Gulf, Arab countries, and Europe. Each publishing house has a profile page and all its books. Interactive Exhibition Map: Easily locate each pavilion and navigate your way through the exhibition halls located in the Social Reform Society building in Rawda. Cultural Competitions: Participate in competitions such as "The Impact of Culture" and "The Genius Challenge" and win special prizes, most notably a grand prize (a car) to encourage reading and participation. Educational Workshops for Students: Follow the details of the morning workshops designed in cooperation with the Ministry of Education, targeting thousands of male and female students. Activities for Children: Explore sections specializing in children's literature, and recreational and educational activities in Arabic and other languages. Live Broadcast and Coverage: Watch seminars and cultural events live or later via the video section. Push Notifications: Receive instant alerts for the latest events, updates, or special events. Share Your Opinion: Rate your experience and contact us to easily submit your suggestions and feedback. Why this app? Through this application, we aim to enhance the visitor experience, facilitate communication with the exhibition and its events, and make its rich cultural content available to audiences inside and outside Kuwait, within a civilized framework that reflects the spirit of the slogan: "Towards Civilized Awareness." Download the application now and be part of a unique cultural experience that fosters a love of knowledge and opens the doors to thought and communication between peoples.
Screenshots
Verdict
The clearest difference is iOS requirement: معرض الكتاب الإسلامي at 12.0 against CHECK's 14.0.0. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CHECK ships an update every 9 days, معرض الكتاب الإسلامي every 5 days. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.
| Parameter | CHECK | معرض الكتاب الإسلامي |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 9 days | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 14.0.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 79 MB | 29 MB |
| Age rating | 17+ | 4+ |
| Developer | Saad Alhaddad | Mohamed Fathalla |
In-app purchases
CHECK
No in-app purchases
معرض الكتاب الإسلامي
No in-app purchases









