Comparison

Reflex Unit 2 vs Grave Frontier

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Reflex Unit 2

Pilot experimental mechs to defend Earth from a new drone invasion. Engage in single or multiplayer campaigns, versus, and survival modes. Enjoy cross-platform play and controller support for an enhanced action experience.

Highlights
  • 1 or 2 Player Campaign
  • 2 to 4 Player Versus
  • Survival Modes
  • Cross Platform Multiplayer
  • Game Controller Compatible
  • Ad Supported Free Version
Features
Read full description

The year is 2039 and the planet has recovered after the events of Reflex Unit 1. Life seems safe, until a new larger army of remote control drones suddenly attacks strategic cities around the globe. ​ It is up to you again to pilot a new batch of experimental hardware to fight back the invading forces and save the planet, and beyond... - 1 or 2 Player Campaign - 2 to 4 Player Versus and Survival modes - Cross Platform Multiplayer (see www.robosaru.com for details) - Game Controller Compatible with iOS 13* - Free to play Ad supported version. Ad Free version is also available on the store for purchase. *XBOX or PS4 Game Controller Recommended

About

Grave Frontier

Features
Read full description

Face the Undead in the Cursed Wild West In Grave Frontier, you're a lone gunslinger trapped in a haunted frontier overrun by the undead. Armed with grit and firepower, you’ll face intense survival runs where every night brings new horrors—and every day, a chance to rebuild and strike back. Roguelite Survival, Cowboy Style Battle relentless waves of enemies in procedurally generated chapters. Customize your builds, unlock legendary gunslingers, and adapt your strategy with randomized upgrades and challenge modifiers. Upgrade Between Battles Collect resources, enhance your loadout, and prepare for harder nights ahead. No two runs are the same—and every choice matters. Key Features: • Procedurally generated maps & enemy waves • Unlockable heroes with unique playstyles • Deep upgrade paths & tactical builds • Stylized low-poly visuals with a dark Western atmosphere A New Kind of Wild West This isn’t just another zombie shooter. Grave Frontier blends arcade twin-stick action with strategic roguelite depth—for players who crave challenge, customization, and cowboy chaos. Download now and survive the frontier.

Screenshots

Reflex Unit 23 screens
Grave Frontier4 screens

Verdict

The call

The clearest difference is ads: Reflex Unit 2 at none against Grave Frontier's shown. Reflex Unit 2 also leads on update cadence (fortnightly vs every 10 months) and iOS requirement (11.0 vs 13.0). 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Reflex Unit 2 sells 1 one-off in-app purchase and Grave Frontier sells 7 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Reflex Unit 2 ships an update fortnightly, Grave Frontier every 10 months. The most recent releases landed on June 5, 2026 and August 19, 2026 respectively.

Scorecard3 real differences · 7 level
Reflex Unit 2 versus Grave Frontier: the parameters behind the verdict, then further details
ParameterReflex Unit 2Grave Frontier
PriceFreeFree
Rating5.0 (3 ratings) — better—
Positive reviews75.0% of reviews—
Number of ratings3 — better—
Update frequencyFortnightly — betterEvery 10 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better13.0
Further details — not scored
Size947 MB293 MB
Age rating12+9+
DeveloperAlex HughesTu Nguyen

In-app purchases

1 purchases

Reflex Unit 2

One-time1
  • Ad Free Unlock$1.99
7 purchases

Grave Frontier

One-time7
  • Pack 1$0.99
  • Pack 2$2.99
  • Pack 3$4.99
Show 4 more
  • Pack 4$9.99
  • Pack 5$19.99
  • Pack 6$29.99
  • Pack 7$49.99

Questions

Is Reflex Unit 2 free?
Reflex Unit 2 is free to download, with in-app purchases available.
Is Grave Frontier free?
Grave Frontier is free to download, with in-app purchases available.
Do Reflex Unit 2 or Grave Frontier have ads?
Grave Frontier shows ads; Reflex Unit 2 does not.
Which is updated more often, Reflex Unit 2 or Grave Frontier?
Reflex Unit 2 ships an update fortnightly, and Grave Frontier every 10 months. Most recently, Reflex Unit 2 was updated on June 5, 2026 and Grave Frontier on August 19, 2026.

Other comparisons