diff --git a/README.md b/README.md
index 15373273..5941f145 100644
--- a/README.md
+++ b/README.md
@@ -66,6 +66,7 @@ Results:
   size: 'Varies with device',
   androidVersion: 'VARY',
   androidVersionText: 'Varies with device',
+  androidMaxVersion: 'VARY',
   developer: 'Google LLC',
   developerId: '5700313618786177705',
   developerEmail: 'translate-android-support@google.com',
@@ -96,6 +97,9 @@ Results:
   version: 'Varies with device',
   recentChanges: 'Improved offline translations with upgraded language downloads',
   comments: [],
+  preregister: false,
+  earlyAccessEnabled: false,
+  isAvailableInPlayPass: false,
   editorsChoice: true,
   features: [
     {
diff --git a/lib/app.js b/lib/app.js
index 6eca8269..36ddb061 100644
--- a/lib/app.js
+++ b/lib/app.js
@@ -67,6 +67,12 @@ const MAPPINGS = {
     path: ['ds:5', 1, 2, 57, 0, 0, 0, 0, 1, 0, 0],
     fun: (val) => val / 1000000 || 0
   },
+  // If there is a discount, originalPrice if filled.
+  originalPrice: {
+    path: ['ds:5', 1, 2, 57, 0, 0, 0, 0, 1, 1, 0],
+    fun: (price) => price ? price / 1000000 : undefined
+  },
+  discountEndDate: ['ds:5', 1, 2, 57, 0, 0, 0, 0, 14, 1],
   free: {
     path: ['ds:5', 1, 2, 57, 0, 0, 0, 0, 1, 0, 0],
     // considered free only if price is exactly zero
@@ -94,6 +100,10 @@ const MAPPINGS = {
     path: ['ds:5', 1, 2, 140, 1, 1, 0, 0, 1],
     fun: (version) => version || 'Varies with device'
   },
+  androidMaxVersion: {
+    path: ['ds:5', 1, 2, 140, 1, 1, 0, 1, 1],
+    fun: helper.normalizeAndroidVersion
+  },
   developer: ['ds:5', 1, 2, 68, 0],
   developerId: {
     path: ['ds:5', 1, 2, 68, 1, 4, 2],
@@ -156,6 +166,14 @@ const MAPPINGS = {
     isArray: true,
     fun: helper.extractComments
   },
+  preregister: {
+    path: ['ds:5', 1, 2, 18, 0],
+    fun: (val) => val === 1
+  },
+  earlyAccessEnabled: {
+    path: ['ds:5', 1, 2, 18, 2],
+    fun: (val) => typeof val === 'string'
+  },
   isAvailableInPlayPass: {
     path: ['ds:5', 1, 2, 62],
     fun: (field) => !!field
diff --git a/test/lib.app.js b/test/lib.app.js
index 0d4e3ff4..f9605d08 100644
--- a/test/lib.app.js
+++ b/test/lib.app.js
@@ -37,6 +37,7 @@ const validateAppDetails = (app) => {
   assert.isString(app.contentRating);
 
   assert.equal(app.androidVersion, '7.0');
+  assert.equal(app.androidMaxVersion, 'VARY');
 
   assert.isBoolean(app.available);
   assert.equal(app.priceText, 'Free');
@@ -44,7 +45,10 @@ const validateAppDetails = (app) => {
   assert.isTrue(app.free);
   assert.isTrue(app.offersIAP);
   assert.isString(app.IAPRange);
-  // assert(app.preregister === false);
+  assert.isFalse(app.preregister);
+  assert.isFalse(app.earlyAccessEnabled);
+  assert.isUndefined(app.originalPrice);
+  assert.isUndefined(app.discountEndDate);
 
   assert.equal(app.developer, 'Jam City, Inc.');
   assert.equal(app.developerId, '5509190841173705883');
@@ -195,4 +199,12 @@ describe('App method', () => {
         assert.equal(app.available, false);
       });
   });
+
+  it('should fetch android version limit set for some old apps', () => {
+    return gplay.app({ appId: 'air.com.zinkia.playset' })
+      .then((app) => {
+        assert.equal(app.androidVersion, '4.2');
+        assert.equal(app.androidMaxVersion, '7.1.1');
+      });
+  });
 });