diff --git a/CHANGELOG.md b/CHANGELOG.md
index 5cef687a66..8026642cd4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,7 @@
 ### Features
 
 - Reduced memory pressure when sampling less than 100% of traces/transactions ([#4212](https://github.com/getsentry/sentry-dotnet/pull/4212))
+- Add SentrySdk.SetTag ([#4232](https://github.com/getsentry/sentry-dotnet/pull/4232))
 
 ### Fixes
 
diff --git a/src/Sentry/Extensibility/DisabledHub.cs b/src/Sentry/Extensibility/DisabledHub.cs
index a5d7541dde..86eb6a1df5 100644
--- a/src/Sentry/Extensibility/DisabledHub.cs
+++ b/src/Sentry/Extensibility/DisabledHub.cs
@@ -35,6 +35,20 @@ public void ConfigureScope(Action<Scope> configureScope)
     /// </summary>
     public Task ConfigureScopeAsync(Func<Scope, Task> configureScope) => Task.CompletedTask;
 
+    /// <summary>
+    /// No-Op.
+    /// </summary>
+    public void SetTag(string key, string value)
+    {
+    }
+
+    /// <summary>
+    /// No-Op.
+    /// </summary>
+    public void UnsetTag(string key)
+    {
+    }
+
     /// <summary>
     /// No-Op.
     /// </summary>
diff --git a/src/Sentry/Extensibility/HubAdapter.cs b/src/Sentry/Extensibility/HubAdapter.cs
index b21eb369ee..fb9196b718 100644
--- a/src/Sentry/Extensibility/HubAdapter.cs
+++ b/src/Sentry/Extensibility/HubAdapter.cs
@@ -46,6 +46,20 @@ public void ConfigureScope(Action<Scope> configureScope)
     public Task ConfigureScopeAsync(Func<Scope, Task> configureScope)
         => SentrySdk.ConfigureScopeAsync(configureScope);
 
+    /// <summary>
+    /// Forwards the call to <see cref="SentrySdk"/>.
+    /// </summary>
+    [DebuggerStepThrough]
+    public void SetTag(string key, string value)
+        => SentrySdk.SetTag(key, value);
+
+    /// <summary>
+    /// Forwards the call to <see cref="SentrySdk"/>.
+    /// </summary>
+    [DebuggerStepThrough]
+    public void UnsetTag(string key)
+        => SentrySdk.UnsetTag(key);
+
     /// <summary>
     /// Forwards the call to <see cref="SentrySdk"/>.
     /// </summary>
diff --git a/src/Sentry/ISentryScopeManager.cs b/src/Sentry/ISentryScopeManager.cs
index 3fd221c229..25b58069db 100644
--- a/src/Sentry/ISentryScopeManager.cs
+++ b/src/Sentry/ISentryScopeManager.cs
@@ -22,6 +22,16 @@ public interface ISentryScopeManager
     /// <returns>A task that completes when the callback is done or a completed task if the SDK is disabled.</returns>
     public Task ConfigureScopeAsync(Func<Scope, Task> configureScope);
 
+    /// <summary>
+    /// Sets a tag on the current scope.
+    /// </summary>
+    public void SetTag(string key, string value);
+
+    /// <summary>
+    /// Removes a tag from the current scope.
+    /// </summary>
+    public void UnsetTag(string key);
+
     /// <summary>
     /// Binds the client to the current scope.
     /// </summary>
diff --git a/src/Sentry/Internal/Hub.cs b/src/Sentry/Internal/Hub.cs
index fea369de0f..9176ca3ea4 100644
--- a/src/Sentry/Internal/Hub.cs
+++ b/src/Sentry/Internal/Hub.cs
@@ -111,6 +111,10 @@ public async Task ConfigureScopeAsync(Func<Scope, Task> configureScope)
         }
     }
 
+    public void SetTag(string key, string value) => ScopeManager.SetTag(key, value);
+
+    public void UnsetTag(string key) => ScopeManager.UnsetTag(key);
+
     public IDisposable PushScope() => ScopeManager.PushScope();
 
     public IDisposable PushScope<TState>(TState state) => ScopeManager.PushScope(state);
diff --git a/src/Sentry/Internal/SentryScopeManager.cs b/src/Sentry/Internal/SentryScopeManager.cs
index 676c105eb5..61e68ac1f4 100644
--- a/src/Sentry/Internal/SentryScopeManager.cs
+++ b/src/Sentry/Internal/SentryScopeManager.cs
@@ -44,6 +44,18 @@ public Task ConfigureScopeAsync(Func<Scope, Task>? configureScope)
         return configureScope?.Invoke(scope) ?? Task.CompletedTask;
     }
 
+    public void SetTag(string key, string value)
+    {
+        var (scope, _) = GetCurrent();
+        scope.SetTag(key, value);
+    }
+
+    public void UnsetTag(string key)
+    {
+        var (scope, _) = GetCurrent();
+        scope.UnsetTag(key);
+    }
+
     public IDisposable PushScope() => PushScope<object>(null);
 
     public IDisposable PushScope<TState>(TState? state)
diff --git a/src/Sentry/SentrySdk.cs b/src/Sentry/SentrySdk.cs
index 6627007cda..decd76f6d1 100644
--- a/src/Sentry/SentrySdk.cs
+++ b/src/Sentry/SentrySdk.cs
@@ -389,6 +389,20 @@ public static void ConfigureScope(Action<Scope> configureScope)
     public static Task ConfigureScopeAsync(Func<Scope, Task> configureScope)
         => CurrentHub.ConfigureScopeAsync(configureScope);
 
+    /// <summary>
+    /// Sets a tag on the current scope.
+    /// </summary>
+    [DebuggerStepThrough]
+    public static void SetTag(string key, string value)
+        => CurrentHub.SetTag(key, value);
+
+    /// <summary>
+    /// Removes a tag from the current scope.
+    /// </summary>
+    [DebuggerStepThrough]
+    public static void UnsetTag(string key)
+        => CurrentHub.UnsetTag(key);
+
     /// <inheritdoc cref="ISentryClient.CaptureEnvelope"/>
     [DebuggerStepThrough]
     [EditorBrowsable(EditorBrowsableState.Never)]
diff --git a/test/Sentry.Tests/ApiApprovalTests.Run.DotNet8_0.verified.txt b/test/Sentry.Tests/ApiApprovalTests.Run.DotNet8_0.verified.txt
index 4f3690e5d4..b9ad168f30 100644
--- a/test/Sentry.Tests/ApiApprovalTests.Run.DotNet8_0.verified.txt
+++ b/test/Sentry.Tests/ApiApprovalTests.Run.DotNet8_0.verified.txt
@@ -259,6 +259,8 @@ namespace Sentry
         System.Threading.Tasks.Task ConfigureScopeAsync(System.Func<Sentry.Scope, System.Threading.Tasks.Task> configureScope);
         System.IDisposable PushScope();
         System.IDisposable PushScope<TState>(TState state);
+        void SetTag(string key, string value);
+        void UnsetTag(string key);
     }
     public interface ISentryScopeStateProcessor
     {
@@ -863,12 +865,14 @@ namespace Sentry
         public static System.IDisposable PushScope() { }
         public static System.IDisposable PushScope<TState>(TState state) { }
         public static void ResumeSession() { }
+        public static void SetTag(string key, string value) { }
         public static void StartSession() { }
         public static Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context) { }
         public static Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context, System.Collections.Generic.IReadOnlyDictionary<string, object?> customSamplingContext) { }
         public static Sentry.ITransactionTracer StartTransaction(string name, string operation) { }
         public static Sentry.ITransactionTracer StartTransaction(string name, string operation, Sentry.SentryTraceHeader traceHeader) { }
         public static Sentry.ITransactionTracer StartTransaction(string name, string operation, string? description) { }
+        public static void UnsetTag(string key) { }
     }
     public class SentrySession : Sentry.ISentrySession
     {
@@ -1367,8 +1371,10 @@ namespace Sentry.Extensibility
         public System.IDisposable PushScope() { }
         public System.IDisposable PushScope<TState>(TState state) { }
         public void ResumeSession() { }
+        public void SetTag(string key, string value) { }
         public void StartSession() { }
         public Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context, System.Collections.Generic.IReadOnlyDictionary<string, object?> customSamplingContext) { }
+        public void UnsetTag(string key) { }
     }
     public class FormRequestPayloadExtractor : Sentry.Extensibility.BaseRequestPayloadExtractor
     {
@@ -1413,8 +1419,10 @@ namespace Sentry.Extensibility
         public System.IDisposable PushScope() { }
         public System.IDisposable PushScope<TState>(TState state) { }
         public void ResumeSession() { }
+        public void SetTag(string key, string value) { }
         public void StartSession() { }
         public Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context, System.Collections.Generic.IReadOnlyDictionary<string, object?> customSamplingContext) { }
+        public void UnsetTag(string key) { }
     }
     public interface IBackgroundWorker
     {
diff --git a/test/Sentry.Tests/ApiApprovalTests.Run.DotNet9_0.verified.txt b/test/Sentry.Tests/ApiApprovalTests.Run.DotNet9_0.verified.txt
index 4f3690e5d4..b9ad168f30 100644
--- a/test/Sentry.Tests/ApiApprovalTests.Run.DotNet9_0.verified.txt
+++ b/test/Sentry.Tests/ApiApprovalTests.Run.DotNet9_0.verified.txt
@@ -259,6 +259,8 @@ namespace Sentry
         System.Threading.Tasks.Task ConfigureScopeAsync(System.Func<Sentry.Scope, System.Threading.Tasks.Task> configureScope);
         System.IDisposable PushScope();
         System.IDisposable PushScope<TState>(TState state);
+        void SetTag(string key, string value);
+        void UnsetTag(string key);
     }
     public interface ISentryScopeStateProcessor
     {
@@ -863,12 +865,14 @@ namespace Sentry
         public static System.IDisposable PushScope() { }
         public static System.IDisposable PushScope<TState>(TState state) { }
         public static void ResumeSession() { }
+        public static void SetTag(string key, string value) { }
         public static void StartSession() { }
         public static Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context) { }
         public static Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context, System.Collections.Generic.IReadOnlyDictionary<string, object?> customSamplingContext) { }
         public static Sentry.ITransactionTracer StartTransaction(string name, string operation) { }
         public static Sentry.ITransactionTracer StartTransaction(string name, string operation, Sentry.SentryTraceHeader traceHeader) { }
         public static Sentry.ITransactionTracer StartTransaction(string name, string operation, string? description) { }
+        public static void UnsetTag(string key) { }
     }
     public class SentrySession : Sentry.ISentrySession
     {
@@ -1367,8 +1371,10 @@ namespace Sentry.Extensibility
         public System.IDisposable PushScope() { }
         public System.IDisposable PushScope<TState>(TState state) { }
         public void ResumeSession() { }
+        public void SetTag(string key, string value) { }
         public void StartSession() { }
         public Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context, System.Collections.Generic.IReadOnlyDictionary<string, object?> customSamplingContext) { }
+        public void UnsetTag(string key) { }
     }
     public class FormRequestPayloadExtractor : Sentry.Extensibility.BaseRequestPayloadExtractor
     {
@@ -1413,8 +1419,10 @@ namespace Sentry.Extensibility
         public System.IDisposable PushScope() { }
         public System.IDisposable PushScope<TState>(TState state) { }
         public void ResumeSession() { }
+        public void SetTag(string key, string value) { }
         public void StartSession() { }
         public Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context, System.Collections.Generic.IReadOnlyDictionary<string, object?> customSamplingContext) { }
+        public void UnsetTag(string key) { }
     }
     public interface IBackgroundWorker
     {
diff --git a/test/Sentry.Tests/ApiApprovalTests.Run.Net4_8.verified.txt b/test/Sentry.Tests/ApiApprovalTests.Run.Net4_8.verified.txt
index 4faee7024c..97dac16884 100644
--- a/test/Sentry.Tests/ApiApprovalTests.Run.Net4_8.verified.txt
+++ b/test/Sentry.Tests/ApiApprovalTests.Run.Net4_8.verified.txt
@@ -247,6 +247,8 @@ namespace Sentry
         System.Threading.Tasks.Task ConfigureScopeAsync(System.Func<Sentry.Scope, System.Threading.Tasks.Task> configureScope);
         System.IDisposable PushScope();
         System.IDisposable PushScope<TState>(TState state);
+        void SetTag(string key, string value);
+        void UnsetTag(string key);
     }
     public interface ISentryScopeStateProcessor
     {
@@ -844,12 +846,14 @@ namespace Sentry
         public static System.IDisposable PushScope() { }
         public static System.IDisposable PushScope<TState>(TState state) { }
         public static void ResumeSession() { }
+        public static void SetTag(string key, string value) { }
         public static void StartSession() { }
         public static Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context) { }
         public static Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context, System.Collections.Generic.IReadOnlyDictionary<string, object?> customSamplingContext) { }
         public static Sentry.ITransactionTracer StartTransaction(string name, string operation) { }
         public static Sentry.ITransactionTracer StartTransaction(string name, string operation, Sentry.SentryTraceHeader traceHeader) { }
         public static Sentry.ITransactionTracer StartTransaction(string name, string operation, string? description) { }
+        public static void UnsetTag(string key) { }
     }
     public class SentrySession : Sentry.ISentrySession
     {
@@ -1348,8 +1352,10 @@ namespace Sentry.Extensibility
         public System.IDisposable PushScope() { }
         public System.IDisposable PushScope<TState>(TState state) { }
         public void ResumeSession() { }
+        public void SetTag(string key, string value) { }
         public void StartSession() { }
         public Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context, System.Collections.Generic.IReadOnlyDictionary<string, object?> customSamplingContext) { }
+        public void UnsetTag(string key) { }
     }
     public class FormRequestPayloadExtractor : Sentry.Extensibility.BaseRequestPayloadExtractor
     {
@@ -1394,8 +1400,10 @@ namespace Sentry.Extensibility
         public System.IDisposable PushScope() { }
         public System.IDisposable PushScope<TState>(TState state) { }
         public void ResumeSession() { }
+        public void SetTag(string key, string value) { }
         public void StartSession() { }
         public Sentry.ITransactionTracer StartTransaction(Sentry.ITransactionContext context, System.Collections.Generic.IReadOnlyDictionary<string, object?> customSamplingContext) { }
+        public void UnsetTag(string key) { }
     }
     public interface IBackgroundWorker
     {
diff --git a/test/Sentry.Tests/SentrySdkTests.cs b/test/Sentry.Tests/SentrySdkTests.cs
index fd6abadb00..ca2723df61 100644
--- a/test/Sentry.Tests/SentrySdkTests.cs
+++ b/test/Sentry.Tests/SentrySdkTests.cs
@@ -467,6 +467,57 @@ async Task ModifyScope()
         }
     }
 
+    [Fact]
+    public void SetTag_SetsTagOnCurrentScope()
+    {
+        using var _ = SentrySdk.Init(o =>
+        {
+            o.Dsn = ValidDsn;
+            o.AutoSessionTracking = false;
+            o.BackgroundWorker = Substitute.For<IBackgroundWorker>();
+            o.InitNativeSdks = false;
+        });
+
+        const string key = "key";
+        const string value = "value";
+
+        SentrySdk.SetTag(key, value);
+
+        string actual = null;
+        SentrySdk.ConfigureScope(s => actual = s.Tags[key]);
+
+        Assert.Equal(value, actual);
+    }
+
+    [Fact]
+    public void SetTag_NotInit_NoOp() => SentrySdk.SetTag("key", "value");
+
+    [Fact]
+    public void UnsetTag_UnsetsTagOnCurrentScope()
+    {
+        using var _ = SentrySdk.Init(o =>
+        {
+            o.Dsn = ValidDsn;
+            o.AutoSessionTracking = false;
+            o.BackgroundWorker = Substitute.For<IBackgroundWorker>();
+            o.InitNativeSdks = false;
+        });
+
+        const string key = "key";
+        const string value = "value";
+
+        SentrySdk.SetTag(key, value);
+        SentrySdk.UnsetTag(key);
+
+        bool? containsKey = null;
+        SentrySdk.ConfigureScope(s => containsKey = s.Tags.ContainsKey(key));
+
+        Assert.True(containsKey is false);
+    }
+
+    [Fact]
+    public void UnsetTag_NotInit_NoOp() => SentrySdk.UnsetTag("key");
+
     [Fact]
     public void CaptureEvent_WithConfiguredScope_ScopeAppliesToEvent()
     {