diff --git a/CHANGELOG.md b/CHANGELOG.md
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,15 @@
 
+## 4.1.2.0
+
+*   Fix a problem with the `pHPrint` function incorrectly
+    outputting a trailing newline to stdout, instead of the
+    handle you pass it.
+    [#118](https://github.com/cdepillabout/pretty-simple/pull/118)
+*   Add a [web app](https://cdepillabout.github.io/pretty-simple/) where you
+    can play around with `pretty-simple` in your browser.
+    [#116](https://github.com/cdepillabout/pretty-simple/pull/116).
+    This took a lot of hard work by [@georgefst](https://github.com/georgefst)!
+
 ## 4.1.1.0
 
 *   Make the pretty-printed output with `outputOptionsCompact` enabled a little
diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -39,6 +39,9 @@
 
 ![example screenshot](https://raw.githubusercontent.com/cdepillabout/pretty-simple/master/img/pretty-simple-example-screenshot.png)
 
+There's a [web app](https://cdepillabout.github.io/pretty-simple) compiled with
+GHCJS where you can play around with `pretty-simple` running in your browser.
+
 ## Usage
 
 `pretty-simple` can be easily used from `ghci` when debugging.
diff --git a/pretty-simple.cabal b/pretty-simple.cabal
--- a/pretty-simple.cabal
+++ b/pretty-simple.cabal
@@ -1,5 +1,5 @@
 name:                pretty-simple
-version:             4.1.1.0
+version:             4.1.2.0
 synopsis:            pretty printer for data types with a 'Show' instance.
 description:         Please see <https://github.com/cdepillabout/pretty-simple#readme README.md>.
 homepage:            https://github.com/cdepillabout/pretty-simple
diff --git a/src/Text/Pretty/Simple.hs b/src/Text/Pretty/Simple.hs
--- a/src/Text/Pretty/Simple.hs
+++ b/src/Text/Pretty/Simple.hs
@@ -120,7 +120,7 @@
 import Prettyprinter.Render.Terminal
       (Color (..), Intensity(Vivid,Dull), AnsiStyle,
        renderLazy, renderIO)
-import System.IO (Handle, stdout)
+import System.IO (Handle, stdout, hPutStrLn)
 
 import Text.Pretty.Simple.Internal
        (ColorOptions(..), Style(..), CheckColorTty(..),
@@ -526,7 +526,7 @@
       NoCheckColorTty -> pure outputOptions
   liftIO $ do
     renderIO handle $ layoutStringAnsi realOutputOpts str
-    putStrLn ""
+    hPutStrLn handle ""
 
 -- | Like 'pShow' but takes 'OutputOptions' to change how the
 -- pretty-printing is done.
diff --git a/src/Text/Pretty/Simple/Internal/Printer.hs b/src/Text/Pretty/Simple/Internal/Printer.hs
--- a/src/Text/Pretty/Simple/Internal/Printer.hs
+++ b/src/Text/Pretty/Simple/Internal/Printer.hs
@@ -195,9 +195,11 @@
 -- suitable for passing to any /prettyprinter/ backend.
 -- Used by 'Simple.pString' etc.
 layoutString :: OutputOptions -> String -> SimpleDocStream Style
-layoutString opts =
-  annotateStyle opts
-    . removeTrailingWhitespace
+layoutString opts = annotateStyle opts . layoutStringAbstract opts
+
+layoutStringAbstract :: OutputOptions -> String -> SimpleDocStream Annotation
+layoutStringAbstract opts =
+    removeTrailingWhitespace
     . layoutSmart defaultLayoutOptions
       {layoutPageWidth = AvailablePerLine (outputOptionsPageWidth opts) 1}
     . indent (outputOptionsInitialIndent opts)
@@ -302,6 +304,7 @@
   | Quote
   | String
   | Num
+  deriving (Eq, Show)
 
 -- | Replace non-printable characters with hex escape sequences.
 --