diff --git a/changes b/changes
index 585daecef0872c1dcae68c5a7fd8725ac7f1558a..3128ad69c246879f145f1f0908eff3113d263ab9 100644
--- a/changes
+++ b/changes
@@ -1,7 +1,15 @@
-1.7.1 beta2
+1.7.2 beta2
+     - improved rhythm detection
+     - bug fixes
+    ANDROID
+     - improved controls for navigating exams (check, next, etc.)
+     - use long press to display description of some controls
+     - vol keys invoke tuner but control volume when playing
+
+1.7.1 (never released)
      - improved analysis charts (look and behavior)
      - added handy drawer with exam list and chart options
-     - improved tuner, added middle a frequency settings there
+     - improved tuner, added middle 'a' frequency settings there
      - notes with the same pitches can be tied by user
      - disabling level creator pages which are currently unused
      - added help topic selector on 'help page' with all the context
diff --git a/mime/nootka.appdata.xml b/mime/nootka.appdata.xml
index e94ab5f24254257defc41c0688cad15f1e3ed235..9afd80f6e2182cf3f97064d7b102400334418a83 100644
--- a/mime/nootka.appdata.xml
+++ b/mime/nootka.appdata.xml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<!-- Copyright 2018-2019 SeeLook CC-0 -->
+<!-- Copyright 2018-2020 SeeLook CC-0 -->
 <component type="desktop-application">
   <id>nootka.desktop</id>
   <name>Nootka</name>
@@ -10,12 +10,16 @@
 
   <description>
     <p>
-      ​Application to learn classical score notation. It helps to understand the rules of reading and writing scores and helps with developing skills of playing and singing notes. Simply: users looks at piece of a score, plays it, Nootka is listening to it, checks and shows was it played well. All in real time.
+      ​Application  helps understand the basics of music notation reading and practicing playing musical scores.
+    </p>
+    <p>
+      ​Long story short: the user plays notes (melody) displayed by the app, which then in real time checks if the note was played correctly.
     </p>
     <p>Features:</p>
     <ul>
       <li>interactive interface to discover the rules of musical notation</li>
       <li>exercises with possibility to create own sets</li>
+      <li>importing melodies from musicxml, using them in exercises</li>
       <li>analyze of results</li>
       <li>accurate method for detecting sung and played sounds and melodies</li>
     </ul>
@@ -29,11 +33,11 @@
   <screenshots>
     <screenshot type="default">
       <caption>Main window</caption>
-      <image>https://nootka.sourceforge.io/screenshots/melody-02.png</image>
+      <image>https://nootka.sourceforge.io/screenshots/N2-main.png</image>
     </screenshot>
     <screenshot type="default">
       <caption>Some exercise</caption>
-      <image>https://nootka.sourceforge.io/screenshots/exer-02.png</image>
+      <image>https://nootka.sourceforge.io/screenshots/N2-exer</image>
     </screenshot>
   </screenshots>
 
@@ -69,7 +73,7 @@
   <update_contact>seelook_AT_gmail.com</update_contact>
 
   <releases>
-    <release date="2019-01-14" version="1.5.3"/>
+    <release date="2020-10-21" version="1.7.2"/>
   </releases>
 
 </component>
diff --git a/packaging/nootka-desc b/packaging/nootka-desc
index 116fc0b69d7e6b09eb1bcd503cb7b04d396d5afd..872d4f443b6bc3a1631a57e04fc2fc236b5cb2b4 100644
--- a/packaging/nootka-desc
+++ b/packaging/nootka-desc
@@ -1,15 +1,16 @@
- Application to learn classical score notation.
- It helps to understand the rules of reading and writing scores
- and helps with developing skills of playing and singing notes.
+ ​Application  helps understand the basics of music notation reading
+ and practicing playing musical scores.
+ ​Long story short: the user plays notes (melody) displayed by the app,
+ which then in real time checks if the note was played correctly.
  .
  Features:
  .
  interactive interface to discover the rules of musical notation
  exercises with possibility to create own sets
+ importing melodies from musicxml, using them in exercises
  accurate method for detecting sung and played sounds
- natural sound of guitars
- clefs (treble, bass and others) and grand stave
+ support for different instruments (guitars, piano, sax)
+ clefs (treble, bass and others) and grand staff
  analyze of results
- different kinds of guitars and theirs tuning
  .
- http://nootka.sf.net
\ No newline at end of file
+ https://nootka.sourceforge.io