# 16 vs Bars The clearest difference is in-app purchases: Bars at none against 16's 2. 16's advantage is update cadence (every 3 weeks vs every 2 months) and device support (3 vs 1). On price and ads there is nothing between them. Both are free to download. 16 sells 2 in-app purchases, starting at $4.99 per month. Bars asks for nothing beyond the download. 16 ships an update every 3 weeks, Bars every 2 months. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively. ## The numbers | Metric | 16 | Bars | | --- | --- | --- | | Price | Free | Free | | In-app purchases | Yes | **No** | | Ads | No | No | | Update frequency | **Every 3 weeks** | Every 2 months | | Size | 86 MB | 4 MB | | Requires iOS | **14.0** | 18.6 | | Devices | **iPhone, iPad, iPod** | iPhone | | Age rating | 4+ | 17+ | | Developer | [KAHA INNOVATION COMPANY LIMITED](https://appshunter.io/developer/1807437678) | [HYPE4MOBILE MALEWICZ I WSPOLNICY SPOĊKA JAWNA](https://appshunter.io/developer/501938616) | ## What reviewers say ### 16 [App page](https://appshunter.io/ios/app/168-intermittent-fasting/id6755103248) **Features:** macOS Compatibility, Vision Pro support **In-app purchases (2)** | Purchase | Price | Billing | | --- | --- | --- | | Monthly Trial | $4.99 | per month | | Yearly | $19.99 | per year | ### Bars [App page](https://appshunter.io/ios/app/bars-fasting-tracker/id6761415622) **Features:** macOS Compatibility, Vision Pro support **In-app purchases:** none ## Frequently asked questions ### Is 16 free? 16 is free to download, with in-app purchases available. ### Is Bars free? Bars is free to download, with no in-app purchases. ### Do 16 or Bars have ads? Neither 16 nor Bars shows ads. ### Which is updated more often, 16 or Bars? 16 ships an update every 3 weeks, and Bars every 2 months. Most recently, 16 was updated on October 2, 2026 and Bars on October 14, 2026. --- *Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*