RTS Siege Up! vs Corefall
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
RTS Siege Up!
Experience classic real-time strategy with a medieval fantasy twist. Build castles, command armies, and engage in strategic battles without pay-to-win mechanics. Enjoy a rich campaign, multiplayer modes, and extensive modding support.
- 26-mission campaign
- Online PvP and PvE multiplayer
- Wi-Fi multiplayer support
- Level editor for custom missions
- Destroyable castle walls
- Naval battles
- Modding support
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Full-featured old-school fantasy RTS. No boosters. No timers. No pay-to-win. Battles last 10–20 minutes. 34-mission campaign, online PvP and PvE. Wi-Fi multiplayer and modding support. • Medieval castles with stone and wooden walls! • Build catapults and other siege engines to break through the walls! • Archers, infantry and cavalry stand ready to defend your stronghold. • Naval battles, transport ships and fishing boats • Capture and hold resources and strategic positions This is an indie game in active development. Share your ideas on social media and contact me directly! All links are in the main menu. Features: • Ranked matches: 1v1 and team battles, leagues from Wooden to Mythic and a global leaderboard • 34-mission campaign with varied gameplay mechanics, crowns for every mission and a Hardcore mode • Multiplayer (Wi-Fi or public servers) with spectator mode, in-game chat, reconnection support, team play with or against bots, unit sharing with teammates, PvP and PvE maps. Cross-play with PC and other platforms. • In-game library of over 4000 player-made PvP and PvE maps. Share your levels and promote them in the community! • Autosaves and replay recording (enable in settings) • Level editor: create your own game modes and campaign missions with character lines, dialogues and plenty of triggers, close to visual scripting • Walls that only siege weapons can destroy, giving bonuses to defenders • Battle and transport ships, fishing boats, building anywhere on the map and capturing resources • Full support for portrait mode on smartphones, multiple ways to select your army, minimap, control groups • Cheats, an essential part of any old-school RTS, are included in Siege Up! too (can be disabled in settings) • Experimental peer-to-peer play over the internet, proven to work on iOS (see the guide on the official wiki) • Experimental cross-platform modding support (see the source code in the official repository)
Corefall
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Corefall is a sci-fi tower defense game about holding colony cores while alien waves push through hostile planets. Build and upgrade towers, trigger command abilities, earn Star Credits, and decide where to spend resources between waves. Each planet changes the pressure with new lanes, enemy types, hazards, and unlock goals. DEFEND THE CORE Place laser turrets, plasma cannons, shields, mines, drones, and orbital tools along winding paths. Keep the core alive as each wave grows faster and tougher. UNLOCK PLANETS AND UPGRADES Survive Mars Outpost, push into frozen moons, jungle worlds, asteroid mines, toxic swamps, crystal worlds, and the alien homeworld. Research stronger tower tiers and finish upgrade timers between missions. COMMAND ABILITIES Use orbital strikes, emergency shields, freeze blasts, repair drones, decoys, and powerful drops when a wave starts breaking through. EARN STAR CREDITS Win waves, claim mission rewards, and use rewarded ads for bonuses such as credits, continues, and upgrade timer skips. Corefall is built for quick strategy sessions with escalating goals, compact maps, and steady tower-defense progression.
Screenshots
Verdict
The clearest difference is price: Corefall at Free against RTS Siege Up!'s $3.99. Corefall also leads on update cadence (daily vs monthly). RTS Siege Up!'s advantage is ads (none vs shown) and chart position (#99 vs unranked). On 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
Corefall is free to download; RTS Siege Up! costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.
RTS Siege Up! ships an update monthly, Corefall daily. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.
| Parameter | RTS Siege Up! | Corefall |
|---|---|---|
| Price | $3.99 | Free — better |
| Rating | 4.5 (35 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 35 — better | — |
| Update frequency | Monthly | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Best chart rank | #99 — better | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 178 MB | 337 MB |
| Age rating | 12+ | 12+ |
| Developer | Denis Zdorovtsov | Leegan Swafford |
In-app purchases
RTS Siege Up!
No in-app purchases
Corefall
No in-app purchases









