There could be several reasons why your app review is not showing in the App Store. One possibility is that the review has not been approved by the App Store moderators yet. Reviews go through a screening process to ensure they meet guidelines before being displayed. Another reason could be that there is a delay in the review appearing due to technical issues or high volume of reviews being submitted. It is also possible that the review was flagged or reported by other users, causing it to be temporarily hidden until further investigation. **

A sleep analysis app is a mobile application that tracks and analyzes your sleep patterns and habits. It typically uses your smartphone's sensors or wearable devices to monitor factors like movement, heart rate, and breathing during sleep. The app then provides insights into the quality and duration of your sleep, as well as suggestions for improving your sleep hygiene. Some apps may also offer features like sleep tracking history, personalized recommendations, and sleep coaching programs. **

Advertising in an app works by displaying targeted ads to users based on their preferences, behavior, and demographics. App developers partner with ad networks or use ad mediation platforms to serve ads within their app. These ads can be in various formats such as banners, interstitials, videos, or native ads. Advertisers bid to have their ads shown to the app's users, and developers earn revenue either through clicks, impressions, or app installs generated by these ads. The effectiveness of advertising in an app is measured through metrics like click-through rates, conversion rates, and return on investment. **

iartbook is a good digital drawing app for beginners and casual artists. It offers a variety of drawing tools and features, making it easy to create digital artwork. However, more advanced artists may find the app lacking in more advanced features and capabilities. Overall, iartbook is a good option for those looking to dabble in digital drawing or create simple artwork on the go. **

One app that is suitable for chess analysis is "Chess.com." This app offers a wide range of tools for analyzing games, including a built-in analysis board, computer analysis, and the ability to track and review past games. Additionally, the app provides access to a large community of players and resources for improving chess skills. Overall, "Chess.com" is a comprehensive and user-friendly option for those looking to analyze their chess games. **

Yes, there are several popular digital drawing apps available for both beginners and professionals. Some highly recommended options include Procreate, Adobe Fresco, Autodesk SketchBook, and Clip Studio Paint. These apps offer a wide range of features such as various brushes, layers, blending modes, and more to help users create stunning digital artwork. It's best to try out a few different apps to see which one suits your style and preferences the most. **

Network marketing is a business model where individuals sell products or services directly to consumers through a network of distributors. These distributors earn commissions not only on their own sales, but also on the sales made by the distributors they have recruited into the network. This creates a multi-level structure where distributors can build a team and earn passive income from the sales generated by their downline. Network marketing often involves selling products through word-of-mouth marketing and building relationships with customers and team members. **

I recommend Spotify Premium as a good music app without advertising. With a premium subscription, you can enjoy ad-free music streaming, high-quality audio, and the ability to download music for offline listening. Additionally, Spotify offers a wide range of music genres and personalized playlists to cater to different musical preferences. **