Stackdown is a free daily word puzzle from Waffle Studio — the studio behind the hit game Waffle — in which you clear a stack of letter tiles by uncovering six hidden five-letter words, one correct word at a time. Only "exposed" tiles (not covered by others) can be selected, giving it a mahjong-style feel: each solved word removes its tiles and reveals the letters buried beneath.
How Stackdown Works
The board is a stack of thirty letter tiles, layered so that only the topmost — "exposed" — tiles are selectable. The flow:
- Study the exposed tiles. These are the only letters you can use right now. Everything else is buried.
- Find the hidden 5-letter word. There's exactly one correct word at a time. Tap exposed tiles to place letters into the five slots.
- Submit. If your letters form the correct word, its tiles vanish — and the tiles underneath are exposed. If not, the letters return to the stack automatically.
- Repeat six times. Each solved word peels away a layer, revealing new letters and new possibilities.
- Clear the stack. Solve all six words to finish the puzzle.
The genius of the design is the sequencing constraint: you can't just find any six words — you must find the next word, because only its tiles unlock the layer below. Later words are literally hidden until earlier ones are solved.
The Rules in Detail
- One correct word at a time. Unlike anagrams where any valid word scores, Stackdown has a single intended solution per step. Guessing a valid-but-wrong English word simply returns your tiles.
- Exposed tiles only. A tile covered by another tile can't be selected. Planning which tiles to free — and in what order — is core strategy.
- Hints cost stars. Stuck? You can reveal a hint by swiping, but each hint lowers your star score. The fewer hints you use, the higher your rating.
- Take-back is free. Tap a letter in the slots to send it back, or use backspace to drop the most recent tile. Experimentation costs nothing.
- Daily puzzle. A new stack drops every day — free to play, no signup.
Stackdown vs Waffle vs Wordle
| Stackdown | Waffle | Wordle | |
|---|---|---|---|
| Creator | Waffle Studio | Waffle Studio | Josh Wardle / NYT |
| Core mechanic | Clear stacked tiles by finding 6 hidden 5-letter words in sequence | Rearrange letters on a waffle grid into 6 words within 15 moves | Guess one 5-letter word in 6 tries |
| Tile feedback | Binary — word is right or tiles return | Green/yellow positional feedback | Green/yellow/grey per letter |
| Daily? | Yes | Yes | Yes |
| Skill tested | Sequencing, planning, vocabulary | Spatial anagramming | Deduction under constraints |
Stackdown shares Waffle Studio's design DNA — satisfying tile physics, a daily ritual, gentle difficulty — but the mahjong-style layering makes it a planning puzzle as much as a word puzzle.
Strategies for Clearing the Stack
Think ahead, not just at the next word
The official guide's key advice: sometimes exposing a useful letter matters more than chasing the obvious word. Before submitting, glance at which tiles your word will uncover — freeing a vowel-heavy cluster early pays dividends later.
Start with common letters
Exposed tiles skew toward common consonants and vowels. When brainstorming the hidden word, test high-frequency starters mentally: S, T, R, N, L for consonants; A, E, O for vowels. Five-letter English words beginning with S alone number in the hundreds.
Use the process of elimination on slots
You know the word is five letters and you can see every exposed tile. Mentally cross off letters that can't start English words (X, Q without U, J) and build from what's plausible. With ~10–14 exposed tiles, the candidate space is smaller than it looks.
Don't burn hints early
Hints permanently lower your star score, and early-game hints are the least valuable — the first two words are usually the easiest. Save hints for words 5 and 6, where the buried-letter pool is smallest and the constraint tightest.
Learn from the reveal
When you finish (or peek at a hints page), study the six-word sequence. Stackdown's word lists favour common, clean vocabulary — over time you'll internalise the game's "taste" in words, and later puzzles get noticeably easier.
Play daily, briefly
Like all daily puzzles, Stackdown rewards the streak habit. Ten focused minutes beats an hour of weekend bingeing — your brain keeps working on word patterns between sessions.
Scoring and Stars
Your star score reflects how cleanly you cleared the stack — primarily, how few hints you used. A no-hint clear earns top marks. There's no timer pressure by default, so the game rewards thoughtful play over speed. Playlin, which curates and hand-tests the games it lists, named Stackdown a 2025 finalist for both Best Visual Design and Best Word Game — recognition of how polished the tile-clearing interaction feels (Source: Playlin).
Is Stackdown Free?
Yes. The daily puzzle is free to play in the browser with no signup. It's an independent release from Waffle Studio, the team behind Waffle — one of the breakout word games of the Wordle era. For the full story of its sibling game, see our What Is Waffle? guide, and for a fresh daily challenge try the Plusword puzzle.
How to Earn Three Stars Consistently
Stars reward clean, hint-free clears. Here is how to make them routine rather than lucky.
- Solve the easiest word first. Each solved word reveals tiles for the next, so clearing the obvious one early gives you maximum information for the harder words.
- Think ahead two words. Before committing to a guess, consider what tiles it unlocks. A slightly slower solve that opens up the next word is better than a fast one that leaves you stuck.
- Save hints for the final word. The last word has the tightest letter pool and the least help coming. Spending your hints anywhere earlier is usually wasteful.
- Learn from the reveal. When the game shows you the solution after a struggle, study the word you missed. The same vocabulary recurs, and today's miss is tomorrow's instant solve.
What is the Stackdown word game?
Stackdown is a free daily word puzzle from Waffle Studio. Thirty letter tiles are stacked mahjong-style; you clear the stack by uncovering six hidden five-letter words in sequence, one correct word at a time.
Who made Stackdown?
Waffle Studio — the creators of the popular daily game Waffle. Stackdown is their stack-clearing follow-up, published as a free daily browser puzzle.
How do you play Stackdown?
Select only the exposed (uncovered) tiles to spell the hidden 5-letter word, then submit. A correct word removes its tiles and exposes the layer beneath; a wrong guess returns your letters. Clear all six words to finish.
Is Stackdown free?
Yes — the daily puzzle is free to play in the browser with no signup and no download.
What happens if I guess the wrong word in Stackdown?
Nothing bad. Your letters automatically return to the stack. Only the single correct hidden word advances the puzzle, so feel free to experiment.
Do hints lower your score in Stackdown?
Yes. Revealing a hint lowers your star score, so the cleanest clears use zero hints. Save hints for the final words, where the remaining letter pool is tightest.
How is Stackdown different from Waffle?
Both are from Waffle Studio and both involve six 5-letter words, but Waffle is a spatial anagram (rearrange a grid within 15 moves) while Stackdown is a sequential uncovering puzzle — each solved word reveals the tiles for the next.
Where can I get Stackdown answers and hints?
Hint pages like Playlin’s Stackdown guide offer non-spoiler nudges and strategies. But try solving hint-free first — a clean clear earns the top star score.
Can I play Stackdown on my phone?
Yes. The daily Stackdown puzzle runs in mobile browsers with no signup or download, so the full game is playable on your phone.
What happens when I finish all six words?
The puzzle completes and you receive your star rating — three stars for a clean, hint-free clear. Your result can then be shared or compared like other daily word games.