diff --git a/README.md b/README.md
index dcb66cc..160ba81 100644
--- a/README.md
+++ b/README.md
@@ -487,7 +487,6 @@ A list of **Free** and **Open Source Software** ***(FOSS)*** for **Android** –
### • System
-* [**BackgroundRestrictor**](https://github.com/MrBIMC/RunInBackgroundPermissionSetter) **[[F-Droid](https://f-droid.org/app/com.pavelsikun.runinbackgroundpermissionsetter)]**
* [**Privacy Friendly Net Monitor**](https://github.com/SecUSo/privacy-friendly-netmonitor) **[[F-Droid](https://f-droid.org/app/org.secuso.privacyfriendlynetmonitor)]**
* [**Shelter**](https://cgit.typeblog.net/Shelter) **[[F-Droid](https://f-droid.org/app/net.typeblog.shelter)]**
* [**Insular**](https://gitlab.com/secure-system/Insular) **[[F-Droid](https://f-droid.org/app/com.oasisfeng.island.fdroid)]**
@@ -512,9 +511,8 @@ A list of **Free** and **Open Source Software** ***(FOSS)*** for **Android** –
### • Utilities
-* [**PDF Converter**](https://swati4star.github.io/Images-to-PDF) **[[F-Droid](https://f-droid.org/app/swati4star.createpdf)]**
-* [**Photok**](https://github.com/leonlatsch/Photok) **[[F-Droid](https://f-droid.org/app/dev.leonlatsch.photok)]**
-* [**InviZible Pro**](https://invizible.net) **[[F-Droid](https://f-droid.org/app/pan.alexander.tordnscrypt.stable)]**
+* [**PDF Converter**](https://github.com/Swati4star/Images-to-PDF) **[[F-Droid](https://f-droid.org/app/swati4star.createpdf)]**
+* [**InviZible Pro**](https://github.com/Gedsh/InviZible) **[[F-Droid](https://f-droid.org/app/pan.alexander.tordnscrypt.stable)]**
* [**LTE Cleaner**](https://github.com/TheRedSpy15/LTECleanerFOSS) **[[F-Droid](https://f-droid.org/app/theredspy15.ltecleanerfoss)]**
* [**DeadHash**](https://github.com/CodeDead/DeadHash-android) **[[F-Droid](https://www.f-droid.org/app/com.codedead.deadhash)]**
* [**HexViewer**](https://github.com/Keidan/HexViewer) **[[F-Droid](https://f-droid.org/app/fr.ralala.hexviewer)]**