Zeta

Zeta is an iPhone emulator for playing classic games on modern devices. It supports iPhones running iOS 16.0 or later; iPad and Mac are not supported. Users can add games by dragging files into the app or choosing a library folder in its file browser, and Zeta identifies them and displays cover art. Listed systems include Nintendo 3DS, DS, Wii, GameCube, Game Boy, PlayStation 2, PSP, PlayStation, Sega Dreamcast, and Genesis. Play features include manual and automatic save states, speed-up up to 5×, cheat codes, custom controls, one-tap combos, skins, filters, and screenshots. It supports Bluetooth controllers such as Xbox Wireless, PlayStation DualShock and DualSense, Nintendo Switch Pro, and MFi-certified iOS controllers. The app also lists multiplayer options, AirPlay casting, and a mode for using the iPhone as a wireless controller while casting. The free plan includes core emulation, ROM loading, save states, basic controller support, and screen recording. Premium options are available, with prices shown in the app or App Store.

Zeta offers a broad set of emulated systems and gameplay tools on iPhone, with a free core plan. Check the iPhone-only requirement and premium pricing details before choosing it.

Zeta suits iPhone users who want to play games from a range of classic systems and use features such as save states, cheats, or Bluetooth controllers. It is not suited to iPad or Mac users.

Zeta is an iPhone emulator for playing games from a wide range of classic console systems. It is best suited to iPhone owners who want several systems and gameplay tools in one app. Its free core makes it easy to start, while premium options and the lack of iPad or Mac support are important limitations.

Overview

Zeta’s range spans handhelds and home consoles, including Nintendo 3DS, DS, Wii, GameCube, Game Boy, PlayStation 2, PSP, PlayStation, Sega Dreamcast and Genesis. That breadth suits players with collections across generations better than someone looking for a single-system emulator. You bring your own game files, importing them by drag-and-drop or by choosing a library folder in the built-in file browser. Zeta recognizes games and displays cover art, making a collection easier to browse.

The app supports only iPhone running iOS 16.0 or later. It is not an option for iPad or Mac owners, even if they want to use the same collection on a larger screen.

Key features

Manual and automatic save states, cheat codes, custom controls, one-tap combos, skins, filters and screenshots give players useful ways to tailor play. Speed-up of up to 5× can help move through slower sections, while save states make it possible to resume from chosen points. Some specific options, including advanced filters and a cheat code manager, may be premium features, so the free core does not necessarily include every listed tool.

Bluetooth controller support includes Xbox Wireless, PlayStation DualShock and DualSense, Nintendo Switch Pro, and MFi-certified iOS controllers. Zeta also lists multi-controller support, link play and AirPlay casting. Console mode lets the iPhone act as a wireless controller while casting, a useful pairing for players who want to play on a larger display. The app supports screen recording on its free plan.

Game files, saves, settings, controller mappings, history and favorites are stored locally under iOS sandbox protections. Zeta says it does not collect ROMs, saves or gameplay behavior, though it does collect technical diagnostics and crash data through Firebase Crashlytics. Its privacy policy describes encryption in transit, access controls and security assessments. Optional iCloud sync requires separate authorization.

Pricing

Free — free. The core plan includes emulation, loading and running ROMs, save states, basic controller support and screen recording. It is the sensible starting point for players who want to check compatibility and play without a purchase, but it does not promise access to every premium feature.

Premium subscription — custom pricing. Billed monthly at a price shown in-app, this plan combines premium features. Subscriptions auto-renew, so check the in-app price and renewal terms before subscribing.

Premium features — custom pricing. A one-time fee, with the amount shown in the App Store, covers specific features that may include cloud sync, advanced filters and a cheat code manager. This can suit someone who wants a particular option without a monthly subscription, but the price and feature selection should be checked before buying.

Platforms

Zeta runs on iPhone with iOS 16.0 or later. It does not support iPad or Mac, and its iPhone-only scope makes it a poor fit for anyone who needs cross-device use.

Who it's for

Zeta is a strong fit for iPhone owners who want one app for games from multiple console generations, value save states and control customization, and are comfortable supplying their own ROMs. Controller and casting options add flexibility for play beyond the phone screen. Look elsewhere if you need iPad or Mac support, or want premium tools at a clearly priced monthly cost before committing.

Pros and cons

• Pros: Broad listed system support makes it useful for collections spanning handhelds and home consoles.
• Pros: Save states, speed-up, cheats and customizable controls provide meaningful gameplay options beyond launching a game.
• Pros: Support for several Bluetooth controller families, link play and AirPlay casting offers more ways to play.
• Cons: iPhone-only support excludes iPad and Mac users.
• Cons: Users must bring their own game files, and premium options have prices shown only in-app or in the App Store.
• Cons: Monthly subscriptions auto-renew, so they require attention to renewal terms.

Alternatives

RetroArch is worth considering if you want a free, open-source emulator with support across iOS, Android, desktop and web platforms. Delta is another free iOS option, and it also supports macOS; choose it if Mac support matters more than Zeta’s listed breadth of systems. MAME is free and covers Android, Linux, macOS and Windows, making it a better fit for those platforms than an iPhone-only app.

Lemuroid is a free Android emulator if you are choosing for an Android device. ClassicBoy Pro is a freemium alternative for Android and Windows. EmulatorJS is a free, open-source option for Android, iOS, self-hosted use and web. emmd is free and supports iOS, Linux, macOS and Windows. Manic EMU is a free alternative for Android, iOS, desktop and web.

For a focused comparison of Genesis options, see Sega Genesis Emulators.

Verdict

Choose Zeta if you use an iPhone, want a broad set of emulated systems, and value save states, controller support and casting in one app. The free core is a low-commitment way to begin, but the iPhone-only restriction and in-app premium pricing make it less suitable for people who need other platforms or want costs settled upfront.