Color Train Trip vs Rettel
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Color Train Trip
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Your goal is simple: tap the colored wagons to send them onto the loop. When they pass by the stop with the matching-colored stickmen, they pick them up. Watch out for the blockers. Can you complete every level?
Rettel
A free 2-player word game where each word played reverses letters on the board, creating strategic opportunities. Compete against friends or random opponents in timed matches, or test your skills against AI.
- Letter-reversing board mechanic
- 2-player matches
- Challenge friends or random opponents
- AI bot with adjustable difficulty
- Daily word and math puzzles
- Profile tracking for stats
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Every word changes the board. Rettel is a free 2-player word game. Connect letters on a 4×4 grid to make a word, and when you submit it, the letters reverse in place. (Sounds like how we got our name!) Plan carefully: the board you leave could set up your opponent's next move. HOW A MATCH WORKS Each player gets 6 rounds, then the higher score wins. Words of 5–7 letters score ×2, and 8 or more score ×3. PLAY Keep a few games going and take your turn whenever you like. Challenge a friend or get matched with a random opponent. FRIENDS Add friends with a code or an invite link, then challenge them directly. RETTEL BOT Take on Rettel Bot at Easy, Medium or Hard. Bot games have no ads. DAILY GAMES Rettel Search: 5 attempts to find today's word. Rettel Ops: Reach the target number using all four operations. Zenttel: Rettel on your own, with random letters and no stats. No streaks to protect. PROFILE Track your wins, best words and top scores. Pick an emoji avatar and a display name.
Screenshots
Verdict
The clearest difference is iOS requirement: Color Train Trip at 13.0 against Rettel's 15.6. On price, update cadence, ads and in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Color Train Trip ships an update every 8 days, Rettel weekly. The most recent releases landed on October 28, 2026 and November 5, 2026 respectively.
| Parameter | Color Train Trip | Rettel |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 8 days | Weekly — better |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Monetization | — | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 442 MB | 52 MB |
| Age rating | 12+ | 12+ |
| Developer | Kaliba Games & Technologies Inc. | Rettel LLC |
In-app purchases
Color Train Trip
No in-app purchases
Rettel
No in-app purchases
