FontFix - Change Fonts

Change the system fonts on your phone or tablet

JRummy Apps · com.jrummy.font.installer.free

5.0 out of 5 (2 ratings) 1M+ downloads v5.2.0(45023) 34.1 MB Android 5.0+ PEGI 3 · Everyone

Download APK 34.1 MB All versions

The source store flagged this file with a security warning Details

Watch the FontFix - Change Fonts trailer on YouTube

At a glance

Latest version: v5.2.0(45023) (45023)
Updated: Jun 20, 2025 (1 year ago)
APK size: 34.1 MB
Requires: Android 5.0+ (API 21)
CPU support: ARM 32-bit, ARM 64-bit
Category: Tools (app)
Permissions: 19 (1 sensitive)
Website: fontfix.jrummyapps.com
Developer contact: [email protected]
Privacy: Developer's privacy policy

About this APK

FontFix - Change Fonts is an app by JRummy Apps in the Tools category. It includes native code for ARM 32-bit and ARM 64-bit, so it runs on practically every phone.

It asks for 19 permissions, 1 of them sensitive: modify shared storage. The app offers in-app purchases through Google Play and can read the advertising ID that ad and analytics services use.

What's new in v5.2.0(45023)

A new update is available. This version includes: - Minor bug fixes — don't worry, we've squashed all the pesky ones. - Other small but significant changes for app optimization Thank you for using FontFix! Have questions or feedback? Send us an email at [email protected].

Description

From the listing uploaded by “aplicationpaidprofree”.

FontFix allows superusers to change the system fonts on your phone or tablet. Supported fonts for devices that have FlipFont™ (Samsung, HTC Sense) or root access. ⚡ Over 4,300 fonts available for your Android device ⚡ Root not required for supported devices ⚡ Install fonts you download from the web ⚡ Additional font settings for your device Warning Samsung Devices operating on Marshmallow (6.0.1) and later (Galaxy S6, S7, S8, Note 5) do not support installing free fonts from FontFix. Thousands of Fonts Choose from hundreds of fonts. All fonts are free for personal use and the majority of fonts are free for commercial use too! Font Previews Preview the font in FontFix before installing it to your system. You can also preview any font file you download from the web by selecting the font from a third-party file manager or directly in the app. FlipFont Support Many devices support changing your system font without root access. All our fonts support FlipFont for all Android versions (including Android 6.0). Other font apps no longer work on Marshmallow. Support email: [email protected]

Security & authenticity

Security rating: Warning

Signing certificate

Signed with Android's public test key This key is published with Android's source code, so anyone can sign a file with it.
The same certificate signs apps from 141 different developers Developers sign only their own apps, so this almost always means the files were re-signed by someone else — often after being modified.

Store checks and file details

Developer signature check failed Jun 20, 2025
Signed by[email protected], CN=Android, OU=Android, O=Android, L=Mountain View, ST=California, C=US
Signing certificate (SHA-1)61:ED:37:7E:85:D3:86:A8:DF:EE:6B:86:4B:D8:5B:0B:FA:A5:AF:81
File MD5f6efac09845460336d9c45bc7cfd0d25
Uploaded by “aplicationpaidprofree” Bronze tier · 1,631 followers · uploading since 2018

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures. AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (19)

FontFix - Change Fonts requests 19 permissions, 1 of them sensitive.

Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Access adservices ad id android.permission.ACCESS_ADSERVICES_AD_ID
Access adservices attribution android.permission.ACCESS_ADSERVICES_ATTRIBUTION
Access adservices topics android.permission.ACCESS_ADSERVICES_TOPICS
Advertising ID com.google.android.gms.permission.AD_ID
Apphub bind apphub service (custom) com.applovin.array.apphub.permission.BIND_APPHUB_SERVICE
Commondata get common data (custom) com.huawei.appmarket.service.commondata.permission.GET_COMMON_DATA
Control vibration android.permission.VIBRATE
Full network access android.permission.INTERNET
Google Play install referrer com.google.android.finsky.permission.BIND_GET_INSTALL_REFERRER_SERVICE
In-app purchases (Google Play Billing) com.android.vending.BILLING
Internal broadcast protection (app-defined) com.jrummy.font.installer.free.DYNAMIC_RECEIVER_NOT_EXPORTED_PERMISSION
Nfc android.permission.NFC
Prevent the device from sleeping android.permission.WAKE_LOCK
Receive push notifications com.google.android.c2dm.permission.RECEIVE
Run foreground services android.permission.FOREGROUND_SERVICE
Show notifications android.permission.POST_NOTIFICATIONS
View Wi-Fi connections android.permission.ACCESS_WIFI_STATE
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch
Portrait screen android.hardware.screen.portrait
Wi-Fi android.hardware.wifi

FontFix - Change Fonts APK: questions and answers

Can I install this APK over the version I already have?

Only if it is signed with the same certificate as the copy on your phone and isn't an older version. If Android says “App not installed”, the certificates differ; uninstalling your copy first works but deletes its data unless it is backed up.

Is FontFix - Change Fonts free?

The APK is free to download, but the app offers in-app purchases through Google Play.

Is the FontFix - Change Fonts APK safe?

No one can promise that a file is safe, but some things can be checked. The source store flagged this file with a security warning. It is signed with Android's public test key, which anyone can use. Its signing certificate is also used for apps from 141 different developers. After downloading, check that the file's MD5 is f6efac09845460336d9c45bc7cfd0d25.