diff --git a/src/parser.js b/src/parser.js
index 2b961c7..631cbf8 100644
--- a/src/parser.js
+++ b/src/parser.js
@@ -285,6 +285,7 @@ class Parser {
   }
 
   getResult() {
+    /* TODO: Make this function pure, return a new object instead of the reference */
     return this.parsedResult;
   }
 
@@ -303,14 +304,14 @@ class Parser {
    * // or with platforms
    * if (browser.check({desktop: { chrome: '>118.01.1322' } }))
    */
-  check(checkTree) {
+  compare(checkTree) {
     const keysToProcess = Object.keys(checkTree);
     return keysToProcess.some((browserAttribute) => {
       const objectOrVersion = checkTree[browserAttribute];
 
       if (typeof objectOrVersion === 'object') {
         return (this.isOs(browserAttribute) || this.isPlatform(browserAttribute))
-          && this.check(objectOrVersion);
+          && this.compare(objectOrVersion);
       }
 
       return this.isBrowser(browserAttribute) && this.satisfies(objectOrVersion);
diff --git a/test.old.js b/test.old.js
index eba2b2d..8992638 100644
--- a/test.old.js
+++ b/test.old.js
@@ -118,28 +118,28 @@ describe('Unsupported browser check', function() {
   });
 
   it('should NOT be passed by #check for IE10.6 and for IE11 miminal version specified', function() {
-    var supported = browser.check({msie: "11"}, this.ie10_6);
+    var supported = browser.compare({msie: "11"}, this.ie10_6);
     assert.equal(supported, false);
   });
 
   it('should NOT be passed by #check for IE10.6 and for IE11 miminal version specified in strict mode', function() {
-    var supported = browser.check({msie: "11"}, true, this.ie10_6);
+    var supported = browser.compare({msie: "11"}, true, this.ie10_6);
     assert.equal(supported, false);
   });
 
   it('should throw an error when minVersion map has a number, but not a string', function() {
     assert.throws(() => {
-      browser.check({msie: 11}, this.ie10_6);
+      browser.compare({msie: 11}, this.ie10_6);
     }, /Browser version in the minVersion map should be a string/);
   });
 
   it('should be passed by #check for IE10.6 when version was not specified', function() {
-    var supported = browser.check({}, this.ie10_6);
+    var supported = browser.compare({}, this.ie10_6);
     assert.equal(supported, true);
   });
 
   it('should NOT be passed by #check for IE10.6 when version was not specified in strict mode', function() {
-    var supported = browser.check({}, true, this.ie10_6);
+    var supported = browser.compare({}, true, this.ie10_6);
     assert.equal(supported, false);
   });
 
diff --git a/test/unit/parser.js b/test/unit/parser.js
index 33443a7..8c9c0e2 100644
--- a/test/unit/parser.js
+++ b/test/unit/parser.js
@@ -57,12 +57,12 @@ test('Skip parsing shouldn\'t parse', (t) => {
   t.deepEqual((new Parser(UA, true)).getResult(), {});
 });
 
-test('Parser.check should make simple check', (t) => {
-  t.is(parser.check({ opera: '>42' }), true);
+test('Parser.check should make simple comparison', (t) => {
+  t.is(parser.compare({ opera: '>42' }), true);
 });
 
-test('Parser.check should make simple check', (t) => {
-  t.is(parser.check({
+test('Parser.check should make complex comparison', (t) => {
+  t.is(parser.compare({
     macos: {
       safari: '>11',
     },