Star Jump vs RetroKey
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Star Jump
Read full descriptionHide full description
In a tiny 2D platformer game, explore and catch many stars to buy your favorite characters or your customizable game background. Featuring: - 5 playable characters - Game level customizable with background - 80 different unique levels - One touch control - Tiny Modern Pixel Art
RetroKey
Read full descriptionHide full description
PT-BR: RetroKey transforma seu celular em uma coleção retrô de bolso, unindo nostalgia, tecnologia e uma nova forma de jogar. Organize sua biblioteca, importe jogos que você possui legalmente, jogue títulos autorais RetroKey e acesse jogos exclusivos licenciados por meio dos cartuchos chaveiro RetroKey. Mais do que um emulador, o RetroKey valoriza clássicos, colecionadores e desenvolvedores independentes. Jogos oficiais licenciados podem ser distribuídos dentro do app e desbloqueados com cartuchos compatíveis, criando uma experiência física e digital ao mesmo tempo. A RetroKey não distribui ROMs comerciais de terceiros. A importação é destinada apenas a jogos que você possui legalmente ou com distribuição autorizada. Todo clássico merece uma vida nova. --- EN: RetroKey turns your phone into a pocket-sized retro collection, combining nostalgia, technology, and a new way to play. Organize your library, import games you legally own, play original RetroKey titles, and access exclusive licensed games through RetroKey cartridge keychains. More than an emulator, RetroKey celebrates classics, collectors, and independent developers. Official licensed games can be distributed inside the app and unlocked with compatible cartridges, creating an experience that is both physical and digital. RetroKey does not distribute third-party commercial ROMs. File import is intended only for games you legally own or games with authorized distribution. Every classic deserves a new life.
Screenshots
Verdict
The clearest difference is iOS requirement: Star Jump at 12.0 against RetroKey's 15.0. 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.
Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.
| Parameter | Star Jump | RetroKey |
|---|---|---|
| Price | Free | Free |
| Update frequency | Weekly | Weekly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 76 MB | 137 MB |
| Age rating | 9+ | 9+ |
| Developer | Remy Sainsard | Oswaldo Moreira |
In-app purchases
Star Jump
No in-app purchases
RetroKey
No in-app purchases









