LetterCode vs Spectral
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
LetterCode
A word-guessing puzzle game where you decrypt a secret code. Use color cues to learn about letter placement and try to solve it within a limited number of attempts. Customize your experience with various settings and modes.
- Decrypt secret codes
- Color-coded feedback system
- Limited daily plays
- Customizable gameplay settings
- Colorblind mode
- Timed challenges
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A spin on the classic word-guessing puzzle game, LetterCode challenges you to decrypt a secret code. With each guess, you’ll learn a little bit more about the code: — Red means the letter isn’t in the answer — Yellow means the letter is in the answer, but in the wrong place — Green means that you have the right letter in the right place Try to crack the code before you run out of attempts, and for an additional challenge, complete it as quickly as you can for an even higher score! And don't worry, there is a colorblind mode. ---------- LetterCode lets you customize your gameplay: — Colorblind friendly! — Hide the timer if you don’t like the pressure — Turn on and off the sounds effects or music — Adjust the difficulty by changing what types of inputs are allowed (but be careful, this can affect your score!) ---------- LetterCode is limited to 5 plays per day, but you can purchase LetterCode Pro to unlock the following: — Unlimited gameplay — Access to “Hard” and “Expert” mode - get harder and longer words — Access to your stats and play history LetterCode Pro is a one-time purchase and supports family sharing.
Spectral
Crack daily color sequence puzzles in six guesses. Choose from four difficulty sizes, from quick mini-puzzles to challenging max-level sequences. Enjoy unlimited free play or unlock the full archive with a one-time purchase.
- Daily color sequence puzzles
- Four difficulty sizes
- Wordle-style deduction
- Mastermind logic
- Streak and stats tracking
- Game Center leaderboards
- One-time purchase for unlimited play
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Crack the hidden color code in 6 guesses. Four new daily puzzles every day, in four sizes, with a clean new look. SIMPLE RULES: - Guess the hidden color sequence from 12 vibrant colors - Green = correct color, correct position - Yellow = correct color, wrong position - Red = not in the solution - Use Wordle-style deduction and Mastermind logic to solve it in 6 tries FOUR WAYS TO PLAY: - Mini: 3-color sequence. Fast, sharp, satisfying. - Lite: 4-color sequence. A focused daily challenge. - Classic: 5-color sequence. The original Spectral experience. - Max: 6-color sequence. For players who want a real test. FREE FOREVER: - All four daily puzzles, free every day for every player - One free-play puzzle per day, in the size you choose - Streaks, win distribution and detailed stats for every size - Game Center leaderboards and achievements - No ads, ever UNLOCK UNLIMITED AT ONE LOW PRICE: - Unlimited free-play puzzles in any size, any time - Full archive: every past daily puzzle in all four sizes, browsable by calendar - One-time purchase, no subscription DESIGNED FOR EVERY SCREEN: - Built for iPhone, iPhone Duo and iPad, in portrait and landscape - On iPhone Duo, the board and keyboard sit neatly around the fold - Put the keyboard on the left or right in landscape - Colorblind mode adds a unique shape to every color - Supports Reduce Motion and Increase Contrast - Full dark and light mode support PERFECT FOR: - Fans of Wordle, Mastermind and other logic puzzles - Quick mental breaks (2–5 minutes per puzzle) - Players who want more puzzle variety without more complexity - Anyone who likes a daily ritual Clean design. Sharp logic. Four ways to master the spectrum. Privacy Policy: https://spectral.redfuryllc.com/privacy Terms of Use: https://spectral.redfuryllc.com/terms
Screenshots
Verdict
The clearest difference is ratings volume: LetterCode at 29 against Spectral's 6. LetterCode also leads on iOS requirement (17.6 vs 26.0). On price, rating, review sentiment and update cadence there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. LetterCode sells 1 one-off in-app purchase and Spectral sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 5.0 for LetterCode against 5.0 for Spectral. Both are backed by a comparable volume of ratings — 29 and 6 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
LetterCode ships an update fortnightly, Spectral every 11 days. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.
| Parameter | LetterCode | Spectral |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (29 ratings) | 5.0 (6 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 29 — better | 6 |
| Update frequency | Fortnightly | Every 11 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Freemium | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.6 — better | 26.0 |
| Further details — not scored | ||
| Size | 11 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | Joseph Iannazzone | Red Fury LLC |
Customer experience
LetterCode
Spectral
In-app purchases
LetterCode
- LetterCode Pro$3.99
Spectral
- Lifetime Unlimited$2.99









