Best free mobile games in the UK: 9 picks for iPhone and Android

The Mobile ranking

1. 

   Brawl Stars Free-ish

   Supercell's phone-first team brawler, designed around short matches and touch controls.

2. 

   MARVEL SNAP Free-ish

   A quick card battler whose matches last a few minutes, with progress shared with the Steam version.

3. 

   Pokémon UNITE Free for real

   Free on phones as well as Switch, with short team battles, though paid boosts deserve a careful look.

4. 

   Fortnite Free for real

   Listed by Epic Games on the UK App Store when checked, with a cosmetic-led shop.

5. 

   Roblox Free-ish

   Free on iPhone and Android, but each experience can sell its own items, so purchase approvals matter.

6. 

   Warframe Free for real

   A full console-sized action game on phones, with plenty reachable without paying.

7. 

   eFootball Free-ish

   Free on iPhone and Android, with paid currency that speeds up squad building.

8. 

   Genshin Impact Free-ish

   Free on phones with a large world, but characters come from paid-or-earned random draws.

9. 

   Honkai: Star Rail Free-ish

   A turn-based game that suits phones, using the same random-draw model as Genshin Impact.

Online play on phones needs no membership

Unlike consoles, phones have no platform subscription standing between you and online play. Every game on this page can be downloaded and played online for free. What you do need is the publisher's account if the game asks for one, enough storage, and a reliable connection, since most of these games are online-only.

Some games share progress with other platforms. Marvel Snap, for example, is on phones and Steam, and the HoYoverse games and Fortnite also run on PC and consoles. Linking the same publisher account keeps progress in one place.

Reading an App Store or Google Play listing before you download

Mobile store listings are short, but they tell you a lot if you know where to look:

• The in-app purchases note. Both stores flag when a free game sells items inside it. On the App Store you can see a list of the top in-app purchases with prices.
• The publisher name. Copycat games with similar names and icons are common. Check that the developer is the official one, such as Supercell for Brawl Stars or The Pokémon Company for Pokémon Unite.
• The age rating and content notes, which describe things like chat and paid random items.
• Download size, as several of these games need several gigabytes once updates are included.

Child accounts on iPhone and Android: the basics

Both phone platforms support family groups with child accounts managed by an adult. On Apple devices this is Family Sharing, which includes Ask to Buy: when a child tries to buy or download something, the parent gets a request and can approve or decline it. Apple notes that unapproved requests expire after 24 hours, and that in some regions Ask to Buy is on by default for under-18s.

On Android, Google Play's purchase settings let you require authentication, such as a password, fingerprint or PIN, before any purchase. Set it to apply to every purchase on a device a child uses.

Stopping one-tap purchases on a shared phone

Most accidental spending on mobile happens on a parent's phone that a child borrows. A few habits close that gap:

1. Require authentication for every purchase, rather than "every 30 minutes" or never.
2. Use a child's own account on their own device where possible, so Ask to Buy or approval settings apply.
3. Check that the phone's biometric unlock is not shared. If a child's fingerprint or face is registered, it may also approve purchases.
4. Review purchase history in the App Store or Google Play every month.

For the purchases these games are designed around, see our guide to battle passes.

Storage, data and battery: the hidden costs of free mobile games

Free mobile games don't cost money to download, but they do cost space, data and battery. The larger games on this page download extra content after installation and update often, so the size shown in the store can grow considerably over time.

Some simple habits help:

• Download and update over Wi-Fi rather than mobile data, especially on a contract with a data cap.
• Check free storage before installing, as large updates can fail on a full phone.
• Expect larger 3D games to use more battery and warm the phone up more than simple card or puzzle games.

None of this is a reason to avoid the bigger games, but it's worth knowing before a child fills a parent's phone with several gigabytes of downloads.

Built for touch or ported from consoles?

The picks split into two groups. Brawl Stars, Marvel Snap and Pokémon Unite were designed around short sessions and touch controls. Fortnite, Genshin Impact, Honkai: Star Rail, Warframe and eFootball are larger games that also run on PCs and consoles, and they ask more of a phone's battery and storage. Roblox sits in between, as its experiences vary widely.

The order below is an editorial view based on documented features: how much is free, whether paid items affect play, and how heavily the game leans on paid random draws. It is not based on hands-on testing. Fortnite was listed on the UK App Store by Epic Games when checked on 3 November 2026.