diff --git a/.github/assets/demo.gif b/.github/assets/demo.gif
index c4191cd..2866df0 100644
Binary files a/.github/assets/demo.gif and b/.github/assets/demo.gif differ
diff --git a/.github/assets/demo.tape b/.github/assets/demo.tape
index e27cde5..2d51754 100644
--- a/.github/assets/demo.tape
+++ b/.github/assets/demo.tape
@@ -2,7 +2,7 @@ Output demo.gif
 
 Require echo
 
-Set Shell "bash"
+Set Shell "fish"
 Set Width 1920
 Set Height 1080
 Set CursorBlink false
@@ -17,11 +17,15 @@ Enter
 Sleep 500ms
 Type "?"
 Sleep 500ms
-Down
+Down 1
+Sleep 500ms
 Enter
 Sleep 500ms
 Down 4
+Type "x"
+Sleep 1s
 Enter
 Sleep 1.5s
-Down 10
-Sleep 2s
+Down 15
+Type "q"
+Sleep 5s
diff --git a/cmd/keys.go b/cmd/keys.go
index ded12d8..6cca200 100644
--- a/cmd/keys.go
+++ b/cmd/keys.go
@@ -19,6 +19,8 @@ type keyMap struct {
 	Refresh    key.Binding
 	RefreshAll key.Binding
 	Search     key.Binding
+	ToggleRead key.Binding
+	ReadAll    key.Binding
 }
 
 func (k keyMap) ShortHelp() []key.Binding {
@@ -31,6 +33,7 @@ func (k keyMap) FullHelp() [][]key.Binding {
 		{k.Help, k.Quit},
 		{k.Refresh, k.RefreshAll},
 		{k.Open, k.Search},
+		{k.ToggleRead, k.ReadAll},
 	}
 }
 
@@ -67,6 +70,14 @@ var keys = keyMap{
 		key.WithKeys("/"),
 		key.WithHelp("/", "search"),
 	),
+	ToggleRead: key.NewBinding(
+		key.WithKeys("x"),
+		key.WithHelp("x", "toggle read"),
+	),
+	ReadAll: key.NewBinding(
+		key.WithKeys("X"),
+		key.WithHelp("X", "toggle read"),
+	),
 }
 
 func (m model) handleKeys(msg tea.KeyMsg) (model, tea.Cmd) {
@@ -78,17 +89,20 @@ func (m model) handleKeys(msg tea.KeyMsg) (model, tea.Cmd) {
 	case key.Matches(msg, m.keys.Quit):
 		switch m.context {
 		case "reader":
-			m.context = "content"
-			m.viewport.SetYOffset(0)
+			m = m.loadContent(m.feed.ID)
 			m.table.SetCursor(m.post.ID)
 		case "content":
 			m = m.loadHome()
 			m.table.SetCursor(m.feed.ID)
 		case "search":
-			m = m.loadContent()
+			m = m.loadContent(m.table.Cursor())
 			m.table.Focus()
 			m.filter.Blur()
 		default:
+			err := m.feeds.WriteTracking()
+			if err != nil {
+				log.Fatalf("Could not write tracking data: %s", err)
+			}
 			return m, tea.Quit
 		}
 
@@ -107,7 +121,7 @@ func (m model) handleKeys(msg tea.KeyMsg) (model, tea.Cmd) {
 		case "content":
 			feed := &m.feed
 			feed.Posts = lib.GetPosts(feed.URL)
-			m = m.loadContent()
+			m = m.loadContent(m.feed.ID)
 		}
 
 	case key.Matches(msg, m.keys.RefreshAll):
@@ -134,7 +148,7 @@ func (m model) handleKeys(msg tea.KeyMsg) (model, tea.Cmd) {
 			}
 
 		default:
-			m = m.loadContent()
+			m = m.loadContent(m.table.Cursor())
 			m.table.SetCursor(0)
 		}
 
@@ -142,6 +156,29 @@ func (m model) handleKeys(msg tea.KeyMsg) (model, tea.Cmd) {
 		if m.context != "search" {
 			m = m.loadSearch()
 		}
+
+	case key.Matches(msg, m.keys.ToggleRead):
+		switch m.context {
+		case "reader":
+			lib.ToggleRead(m.feeds, m.feed.ID, m.post.ID)
+			m = m.loadContent(m.feed.ID)
+		case "content":
+			lib.ToggleRead(m.feeds, m.feed.ID, m.table.Cursor())
+			m = m.loadContent(m.feed.ID)
+		}
+
+	case key.Matches(msg, m.keys.ReadAll):
+		switch m.context {
+		case "reader":
+			// if we are in the reader view, fall back to the normal mark all as read
+			lib.ToggleRead(m.feeds, m.feed.ID, m.post.ID)
+		case "content":
+			lib.ReadAll(m.feeds, m.feed.ID)
+			m = m.loadContent(m.table.Cursor())
+		case "home":
+			lib.ReadAll(m.feeds, m.table.Cursor())
+			m = m.loadHome()
+		}
 	}
 
 	return m, nil
diff --git a/cmd/load.go b/cmd/load.go
index 0675901..c43a406 100644
--- a/cmd/load.go
+++ b/cmd/load.go
@@ -1,6 +1,7 @@
 package cmd
 
 import (
+	"strconv"
 	"strings"
 
 	"github.com/charmbracelet/bubbles/table"
@@ -11,12 +12,14 @@ import (
 // load the home view, this conists of the list of feeds
 func (m model) loadHome() model {
 	columns := []table.Column{
-		{Title: "Title", Width: m.table.Width()},
+		{Title: "Unread", Width: 7},
+		{Title: "Title", Width: m.table.Width() - 7},
 	}
 
 	rows := []table.Row{}
-	for _, Feeds := range m.feeds {
-		rows = append(rows, table.Row{Feeds.Title})
+	for _, Feed := range m.feeds {
+		totalUnread := strconv.Itoa(Feed.GetTotalUnreads())
+		rows = append(rows, table.Row{totalUnread, Feed.Title})
 	}
 
 	m = m.loadNewTable(columns, rows)
@@ -25,19 +28,23 @@ func (m model) loadHome() model {
 	return m
 }
 
-func (m model) loadContent() model {
-	id := m.table.Cursor()
+func (m model) loadContent(id int) model {
 	feed := m.feeds[id]
 	feed.ID = id
 
 	columns := []table.Column{
-		{Title: "Date", Width: 13},
-		{Title: "Title", Width: m.table.Width() - 15},
+		{Title: "Date", Width: 11},
+		{Title: "Unread", Width: 7},
+		{Title: "Title", Width: m.table.Width() - 27},
 	}
 
 	rows := []table.Row{}
 	for _, post := range feed.Posts {
-		rows = append(rows, table.Row{post.Date, post.Title})
+		unread := "x"
+		if !post.Read {
+			unread = "✓"
+		}
+		rows = append(rows, table.Row{post.Date, unread, post.Title})
 	}
 
 	m = m.loadNewTable(columns, rows)
diff --git a/cmd/main.go b/cmd/main.go
index ccafadc..217e6eb 100644
--- a/cmd/main.go
+++ b/cmd/main.go
@@ -1,6 +1,8 @@
 package cmd
 
 import (
+	"log"
+
 	"github.com/charmbracelet/bubbles/viewport"
 	tea "github.com/charmbracelet/bubbletea"
 	"github.com/charmbracelet/lipgloss"
@@ -40,7 +42,12 @@ func (m model) handleWindowSize(msg tea.WindowSizeMsg) model {
 	if !m.ready {
 		m.feeds = lib.GetAllContent(true)
 		m.viewport = viewport.New(width, height)
+		err := error(nil)
+		m.feeds, err = m.feeds.ReadTracking()
 		m = m.loadHome()
+		if err != nil {
+			log.Fatal(err)
+		}
 		m.ready = true
 	} else {
 		m.viewport.Width = width
@@ -82,6 +89,10 @@ func (m model) updateViewport(msg tea.Msg) (model, tea.Cmd) {
 		m.viewport.SetContent(view)
 	}
 
+	if m.context == "reader" && m.viewport.ScrollPercent() >= 0.8 {
+		lib.MarkRead(m.feeds, m.feed.ID, m.post.ID)
+	}
+
 	m.viewport, cmd = m.viewport.Update(msg)
 	cmds = append(cmds, cmd)
 
diff --git a/lib/feeds.go b/lib/feeds.go
index 7336149..f67eae2 100644
--- a/lib/feeds.go
+++ b/lib/feeds.go
@@ -3,18 +3,20 @@ package lib
 import "sort"
 
 type Post struct {
-	Title   string
-	Content string
-	Link    string
-	Date    string
-	ID      int
+	UUID    string `json:"uuid"`
+	Title   string `json:"-"`
+	Content string `json:"-"`
+	Link    string `json:"-"`
+	Date    string `json:"-"`
+	ID      int    `json:"-"`
+	Read    bool   `json:"read"`
 }
 
 type Feed struct {
-	Title string
-	URL   string
-	Posts []Post
-	ID    int
+	Title string `json:"-"`
+	URL   string `json:"URL"`
+	Posts []Post `json:"posts"`
+	ID    int    `json:"-"`
 }
 
 type Feeds []Feed
@@ -33,3 +35,13 @@ func (f Feeds) sort(urls []string) Feeds {
 
 	return f
 }
+
+func (f Feed) GetTotalUnreads() int {
+	total := 0
+	for _, post := range f.Posts {
+		if !post.Read {
+			total++
+		}
+	}
+	return total
+}
diff --git a/lib/fetch.go b/lib/fetch.go
index 60ba88f..6754ccc 100644
--- a/lib/fetch.go
+++ b/lib/fetch.go
@@ -100,6 +100,7 @@ func createPost(item *gofeed.Item) Post {
 		Content: content,
 		Link:    item.Link,
 		Date:    ConvertDate(item.Published),
+		UUID:    item.GUID,
 	}
 
 	return post
diff --git a/lib/state.go b/lib/state.go
new file mode 100644
index 0000000..4ae9ef7
--- /dev/null
+++ b/lib/state.go
@@ -0,0 +1,65 @@
+package lib
+
+import (
+	"encoding/json"
+	"log"
+	"os"
+
+	"github.com/adrg/xdg"
+)
+
+func ToggleRead(feeds Feeds, feedID int, postID int) Feeds {
+	postr := &feeds[feedID].Posts[postID]
+	postr.Read = !postr.Read
+	return feeds
+}
+
+func ReadAll(feeds Feeds, feedID int) Feeds {
+	for i := range feeds[feedID].Posts {
+		feeds[feedID].Posts[i].Read = true
+	}
+	return feeds
+}
+
+func MarkRead(feeds Feeds, feedID int, postID int) Feeds {
+	postr := &feeds[feedID].Posts[postID]
+	postr.Read = true
+	return feeds
+}
+
+func (feeds Feeds) WriteTracking() error {
+	json, err := json.Marshal(feeds)
+	if err != nil {
+		return err
+	}
+	return os.WriteFile(getSateFile(), json, 0644)
+}
+
+// Read from JSON file
+func (feeds Feeds) ReadTracking() (Feeds, error) {
+	fileStr := getSateFile()
+	if _, err := os.Stat(fileStr); os.IsNotExist(err) {
+		err := feeds.WriteTracking()
+		if err != nil {
+			log.Fatalf("could not write tracking file: %v", err)
+		}
+	}
+
+	file, err := os.ReadFile(fileStr)
+	if err != nil {
+		return nil, err
+	}
+	err = json.Unmarshal(file, &feeds)
+	if err != nil {
+		return nil, err
+	}
+	return feeds, nil
+}
+
+func getSateFile() string {
+	stateFile, err := xdg.StateFile("izrss/tracking.json")
+	if err != nil {
+		log.Fatalf("could not find state file: %v", err)
+	}
+	return stateFile
+}
diff --git a/nix/default.nix b/nix/default.nix
index fcff0ab..59c2edc 100644
--- a/nix/default.nix
+++ b/nix/default.nix
@@ -9,7 +9,7 @@ buildGoModule {
 
   src = ../.;
 
-  vendorHash = "sha256-u50qWuZH2VjnHWjCMeEYFKsVxQarNbx7ixZ+aJ8xOFw=";
+  vendorHash = "sha256-gH5AFroreBD0tQmT99Bmo2pAdPkiPWUNGsmKX4p3/JA=";
 
   ldflags = [
     "-s"