Heart Box vs Junk & Jolt
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Heart Box
Guide a robot through challenging puzzle rooms by utilizing realistic physics and a variety of objects. Solve over 180 levels across four game modes, with the ability to create and share your own levels.
- Over 180 puzzle levels
- Four distinct game modes
- Level editor and QR code sharing
- Online community levels database
- Realistic physics engine
- Robot customization with skins
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Professor Rat created Robby but gave him a weak battery, which is why our hero has to constantly recharge and participate in crazy experiments. Take the robot through all the experimental puzzle rooms of Professor Rat to release him from the charger! Features: ▶ Over 180 levels for your brain! ▶ 4 funny game modes ▶ 20 physical objects ▶ Level Editor & Collection of QR levels ▶ Online database "Community Levels" ▶ Tons of skins for robot! ▶ Realistic physics ▶ High-quality graphics ▶ A lot of cartoons! ▶ Game achievements & leaderboards Find new levels in our community: Facebook: https://www.facebook.com/radbrothers Twitter: https://twitter.com/Rad_Brothers Instagram: https://www.instagram.com/rad_brothers VK: https://vk.com/radbrothersid YouTube channel: https://www.youtube.com/user/RadBrothersID Our website: https://radbrothers.com
Junk & Jolt
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Build it. Bolt it. Send it! Junk & Jolt is a cheerful physics puzzle game where every solution begins with a pile of parts and a bright idea. Build strange little machines from workshop junk, press GO, and watch Jolt roll, bounce, fly and tumble toward the charging dock. When a machine fails, adjust it and try again. Your contraption stays in place, so every attempt teaches you something new. There is often more than one way to solve a puzzle. EXPLORE FIVE WORKSHOP WORLDS • The Workbench — learn ramps, springs and bounce pads • Wind Tunnels — master fans, conveyors and moving platforms • Magnet Yard — move crates, trigger switches and open gates • Portal Works — carry momentum through portals and smash obstacles • The Storm Engine — combine everything in the ultimate workshop challenge GAME FEATURES • 50 progressively designed physics puzzles • Place, drag, rotate, delete and undo machine parts • Deterministic physics that rewards careful adjustment • Three stars on every level • Optional battery cells to collect • Multiple possible solutions on selected puzzles • A lively mechanical hero with expressive reactions • Original workshop music, sound effects and haptic feedback • Offline single-player gameplay • No advertisements • No subscriptions Levels 1–10 are included free. Unlock Levels 11–50 with one permanent Full Game Unlock purchase. Free players can keep replaying the first ten levels and improving their scores without a time limit. Can you build the machine that brings Jolt home?
Screenshots
Verdict
The clearest difference is ads: Junk & Jolt at none against Heart Box's shown. Heart Box's advantage is iOS requirement (13.0 vs 15.1). On price, in-app purchases 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. Heart Box sells 10 one-off in-app purchases and Junk & Jolt sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
| Parameter | Heart Box | Junk & Jolt |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (217 ratings) — better | — |
| Positive reviews | 78.6% of reviews | — |
| Number of ratings | 217 — better | — |
| Update frequency | Every 2 months | — |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 108 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Konstantin Radchenko | EOIN J TOLSTER |
In-app purchases
Heart Box
- 1000 Coins$0.49
- 5000 Coins$0.99
- 10000 Coins$1.49
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- 10000 Coins$2.99
- All Purple Skins$3.99
- Remove ads$4.99
- Open all levels & remove ads$6.99
- VIP Gold Skin$7.99
- VIP Brilliant Skin$7.99
- 50000 Coins$9.99
Junk & Jolt
- Full Game Unlock$0.99









