Apple vs Snap Interview Questions
Apple lists 300 LeetCode interview questions while Snap lists 84. They share 49 problems — 16% of Apple's bank and 58% of Snap's. Focus on the overlap first, then drill into 251 Apple-only and 35 Snap-only questions.
Overview
Preparation Strategy
Step 1 — Shared core: Solve the 49 overlapping problems first. These are the highest-yield questions for candidates interviewing at both Apple and Snap.
Step 2 — Company-specific depth: Add Apple-specific problems like Two Sum, Best Time to Buy and Sell Stock, Longest Common Prefix and Snap-specific problems from the exclusive lists below.
Step 3 — Difficulty tuning: Snap skews harder in our data. Budget extra time for Hard problems if you are targeting that company.
Difficulty Comparison
Top Shared Topics
49 Shared Questions
High-priority problems to practice for both Apple and Snap.
| Problem | Difficulty |
|---|---|
| LRU Cache | Medium |
| Number of Islands | Medium |
| Merge Intervals | Medium |
| Design Hit Counter | Medium |
| Reverse Linked List | Easy |
| Valid Sudoku | Medium |
| Group Anagrams | Medium |
| Top K Frequent Elements | Medium |
| Course Schedule II | Medium |
| Course Schedule | Medium |
| Longest Substring Without Repeating Characters | Medium |
| Product of Array Except Self | Medium |
| Reverse Words in a String | Medium |
| Merge k Sorted Lists | Hard |
| Meeting Rooms II | Medium |
| Snapshot Array | Medium |
| Word Ladder | Hard |
| Basic Calculator II | Medium |
| Min Stack | Medium |
| String Compression | Medium |
| Letter Combinations of a Phone Number | Medium |
| Search in Rotated Sorted Array | Medium |
| Cheapest Flights Within K Stops | Medium |
| LFU Cache | Hard |
| Word Search | Medium |
| Binary Tree Vertical Order Traversal | Medium |
| Design Log Storage System | Medium |
| Combination Sum | Medium |
| Binary Tree Maximum Path Sum | Hard |
| Alien Dictionary | Hard |
Showing top 30 of 49 shared problems.
Unique to Apple (251)
Problems in Apple's list that do not appear at Snap.
| Problem | Difficulty |
|---|---|
| Two Sum | Easy |
| Best Time to Buy and Sell Stock | Easy |
| Longest Common Prefix | Easy |
| Rotate Array | Medium |
| Valid Parentheses | Easy |
| Valid Palindrome | Easy |
| Rotate Image | Medium |
| Kth Largest Element in an Array | Medium |
| Spiral Matrix | Medium |
| Best Time to Buy and Sell Stock II | Medium |
| Maximum Subarray | Medium |
| Reverse Integer | Medium |
Unique to Snap (35)
Problems in Snap's list that do not appear at Apple.
| Problem | Difficulty |
|---|---|
| Making A Large Island | Hard |
| Number of Distinct Islands | Medium |
| Bus Routes | Hard |
| Word Break II | Hard |
| Bricks Falling When Hit | Hard |
| Closest Binary Search Tree Value | Easy |
| Word Abbreviation | Hard |
| Remove K Digits | Medium |
| Frog Jump | Hard |
| Game of Life | Medium |
| Combination Sum II | Medium |
| Wildcard Matching | Hard |
Frequently Asked Questions
How many LeetCode questions do Apple and Snap share?
Apple and Snap share 49 LeetCode interview questions. 251 problems appear only in Apple's list and 35 appear only in Snap's list.
What topics overlap most between Apple and Snap?
The most common shared topics between Apple and Snap are Array (13 shared questions), Hash Table (11 shared questions), String (10 shared questions), Depth-First Search (8 shared questions), Breadth-First Search (7 shared questions). Mastering these areas prepares you for both companies.
Which company asks harder LeetCode questions: Apple or Snap?
Apple has 76 Easy, 178 Medium, and 46 Hard questions. Snap has 5 Easy, 52 Medium, and 27 Hard questions. Snap has a higher proportion of Hard problems in its interview set.
How should I prepare if interviewing at both Apple and Snap?
Start with the 49 shared problems since they cover what both companies ask most often. Then add 20 Apple-specific and 20 Snap-specific questions to round out your prep.