Rock Collector vs TrainClicker Idle Evolution
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Rock Collector
Experience the thrill of accumulating vast quantities of rocks in this idle incremental game. Start a rock business, purchase automated collectors, and upgrade your operations to achieve astronomical rock counts. Discover gems and pet rocks to further boost your profits and become a rock tycoon.
- Collect insane amounts of rocks
- Purchase miners and machines
- Level up and complete milestones
- Collect gems to boost profits
- Attract pet rocks for profit boosts
- Become a rock tycoon
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Ever dreamed of having an insane amount of rocks? Neither have I, but it's fun. This game will let you experience how it feels to collect insane amounts of rocks. Why? Because it's fun. Why stop at a million rocks if you could have trillions, quintillions or even quattuorseptuagintillions of rocks. Starting your own rock business is easy. Collect rocks, purchase miners, heavy machines, laser drills and many more to collect rocks for you, sit back and watch your amount of rocks grow and grow. Level up, complete milestones and purchase upgrades to increase your profits. The more rocks you earn, the better. Besides rocks you can also collect gems. Gems are beautifully colored shiny rocks which can be used to boost your profits in various ways. Large amounts of rocks will attract pet rocks, these are cute little rock-like creatures that will boost your profits even further, giving you the opportunity to earn insane amounts of rocks. Excited yet? Start your business today and become the first ever rock tycoon!
TrainClicker Idle Evolution
Embark on a relaxing idle adventure where you tap to move trains, unlock engineers, and upgrade your engines. Travel through beautiful zones, gather gold, and progress through unique themed levels in this one-of-a-kind clicker game.
- Idle clicker gameplay
- Train engine upgrades
- Unlockable engineers
- Day-night cycle
- Multiple train cars and engines
- Unique themed levels
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Build, upgrade, automate, and evolve your own idle railway empire in Train Clicker Idle Evolution! Start with humble carts and grow your train into a powerful railway machine with steam engines, diesel locomotives, cargo cars, passenger cars, and more. Tap to move your train, earn gold, collect rewards, unlock engineers, run factories, and keep progressing through beautiful worlds. Train Clicker Idle Evolution combines idle clicker gameplay, train upgrades, factory automation, railway tycoon progression, and relaxing adventure into one unique train game. Whether you enjoy tapping, upgrading, collecting, automating production, or watching your railway grow over time, there is always something new to unlock. Features: • Tap to move your train and earn rewards • Upgrade from simple carts to powerful engines • Build long trains with multiple engines and cars • Run factories and produce valuable resources • Automate your railway empire with production systems • Unlock unique engineer characters • Use engineer skills to boost your progress • Collect train skins and customize your railway • Travel through beautiful zones and themed worlds • Earn gold, experience, and idle rewards • Progress through levels, upgrades, factories, and new train evolutions Your railway journey starts small, but every upgrade, factory, and engineer brings you closer to building the ultimate train empire. All aboard! Evolve your train and become a railway tycoon!
Screenshots
Verdict
The clearest difference is ads: TrainClicker Idle Evolution at none against Rock Collector's shown. TrainClicker Idle Evolution also leads on update cadence (weekly vs every 3 weeks) and review sentiment (53% vs 44%). Rock Collector's advantage is rating (4.7 vs 4.4). On price, in-app purchases, monetization model and device support 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. Rock Collector sells 10 one-off in-app purchases and TrainClicker Idle Evolution sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Rock Collector holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 146 and 482 respectively. Written reviews complicate that: 44% of Rock Collector's written reviews are positive against 53% of TrainClicker Idle Evolution's, so the app with the better star average is not the one people write more warmly about.
Rock Collector ships an update every 3 weeks, TrainClicker Idle Evolution weekly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.
| Parameter | Rock Collector | TrainClicker Idle Evolution |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (146 ratings) — better | 4.4 (482 ratings) |
| Positive reviews | 44.4% of reviews | 52.9% of reviews — better |
| Number of ratings | 146 | 482 — better |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 92 MB | 362 MB |
| Age rating | 4+ | 4+ |
| Developer | Jeffrey Koers | PixelRNG LLC |
Customer experience
Rock Collector
TrainClicker Idle Evolution
Bugs and requests
Rock Collector
Not enough reviews yet to summarise bugs or requests.
TrainClicker Idle Evolution
Reported bugs
5 issues- No prize after beating levels multiple times
- Purchased coins not appearing
- Game glitched, lost progress
- Major bug with gold calculation (negative balance)
- Bug where train could go very fast (now patched)
Requested features
5 requests- Add a button for continuous tapping
- Improve train customization (cart order, naming)
- Make the game more idle-friendly
- Fix progression impediments like engine upgrade waits
- Reintroduce or offer a speed-focused version
In-app purchases
Rock Collector
- 10 Rubies$0.99
- 50 Rubies$4.99
- Starter Pack$7.99
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- 110 Rubies$9.99
- Time Warps Pack$14.99
- Large Time Warps Pack$14.99
- Super Multiplier Pack$14.99
- Jack of All Trades Pack$14.99
- 240 Rubies$19.99
- MEGA Pack$29.99
TrainClicker Idle Evolution
- Handful of Gems$0.99
- Special Deal$4.99
- Pile of Gems$4.99
Show 7 moreShow fewer
- Remove Ads$4.99
- 2026 Goal Skin Bundle$6.99
- Remove Ads And More$6.99
- Bag of Gems$9.99
- Crate of Gems$19.99
- Box of Gems$49.99
- Chest of Gems$99.99
Questions
Is Rock Collector free?
Is TrainClicker Idle Evolution free?
Which has better reviews, Rock Collector or TrainClicker Idle Evolution?
Do Rock Collector or TrainClicker Idle Evolution have ads?
Which is updated more often, Rock Collector or TrainClicker Idle Evolution?
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