Comparison

NSG Zero Hour vs Dark Frequency

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

Head to head
About

NSG Zero Hour

Features
Read full description

Step into the action with NSG Zero Hour – the intense 2D action platformer that fuses classic retro arcade thrills with the precision of modern mobile controls. Join the National Security Group (NSG) as their elite commando and blast your way through dynamic battlegrounds where every mission is a true test of skill, timing, and strategy. CORE GAMEPLAY AND FEATURES REVOLUTIONARY AUTO-FIRE SYSTEM Master the battlefield with our game-changing Hold and Swipe controls. This fluid system allows for precision aiming and non-stop shooting while keeping your commando constantly on the move. Enjoy a seamless, high-adrenaline run-and-gun experience built for mobile players. BATTLE ACROSS REAL-WORLD INSPIRED WARZONES Dominate over 20 unique action levels set across deadly, real-world terrains. Fight through explosive combat zones inspired by: Siachen Glacier – navigate frozen heights and icy traps. Longewala Desert – endure scorching sands and armored patrols. Dense Jungles – survive traps and ambushes in the thick jungles of Northeast India. NON-STOP SHOOTER COMBAT Run, jump, and gun through enemy soldiers, deadly automated turrets, and heavily armored bosses. Your reflexes and precision are all that stand between victory and mission failure. Each level introduces smarter and faster enemies with dynamically scaling difficulty that rewards only the most tactical and persistent players. DYNAMIC PLAYER SYSTEMS AND PROGRESSION Track your stats and monitor health and armor in real time. Collect rewards by finding coins, armor, and vital flags across the map. Complete daily missions to unlock special 7-day rewards. Climb the leaderboards and prove your commando supremacy against players worldwide. WHY NSG ZERO HOUR IS YOUR NEXT OBSESSION Experience explosive retro action inspired by classic 2D shooters. Enjoy mobile-optimized controls that perfectly blend fluid platforming and precision shooting. Outsmart intelligent enemies, avoid deadly traps, and push your reflexes to the limit. Earn coins, collect armor, and rise through the global ranks to become the ultimate commando. Are you ready to take command, soldier? Download NSG Zero Hour today and dive into the most intense 2D action shooter on mobile!

About

Dark Frequency

Battle corrupted beasts with a celestial hammer in a dark, mythic world. This roguelite action survival game features endless waves of enemies, stackable upgrades, and permanent progression. Every run offers a unique challenge, making you stronger with each death.

Highlights
  • Roguelite action survival gameplay
  • Intense hammer combat mechanics
  • Endless waves of enemies
  • Stackable upgrade system
  • Permanent progression with Sigils
  • Unique Boons for altered gameplay
Features
Read full description

The Forge has shattered. The Glass-Beasts have risen. And you are the only thing standing between the world and eternal darkness. You are Crucible-Born, a being of molten glass and beast-soul, hammered into existence by The Ancient One. Armed with a celestial hammer, you must fight through endless trials of corrupted Glass-Beasts, reclaim the scattered Shards, and rekindle the Forge before the world goes cold forever. Every run is different. Every death makes you stronger. Forge your own path through a brutal roguelite system where no two runs play the same. Between waves, choose powerful upgrades that shape how you fight. Stack abilities, build synergies, and discover combinations that turn you from a lone survivor into an unstoppable force of the Forge. Fight with purpose. Strike with weight. Swing your hammer in fast, punishing arcs or charge a ground-shattering slam that sends shockwaves through entire enemy groups. Movement, timing, and positioning matter, dodge through enemy lines, dash to safety, and learn the rhythms of each beast before they overwhelm you. Grow beyond a single run. Spend your earned Shards on permanent Sigils that carry power across every future run. Unlock Boons, game-changing abilities that fundamentally alter how you play. Each session leaves you stronger, more prepared for the next. You will experience Endless waves of Glass-Beasts with scaling difficulty Upgrade system with stackable abilities and unique Boons Permanent progression through Sigils that grow with every run Intense hammer combat A dark, mythic world dripping in forge fire and shattered glass. The Forge remembers every trial.

Screenshots

NSG Zero Hour4 screens
Dark Frequency4 screens

Verdict

The call

The clearest difference is in-app purchases: NSG Zero Hour at none against Dark Frequency's 4. NSG Zero Hour also leads on iOS requirement (13.0 vs 15.0). Dark Frequency's advantage is update cadence (every 6 days vs monthly). On price, ads 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. Dark Frequency sells 4 one-off in-app purchases. NSG Zero Hour asks for nothing beyond the download.

UpkeepUpdate frequency

NSG Zero Hour ships an update monthly, Dark Frequency every 6 days. Both last shipped on September 15, 2026.

Scorecard3 real differences · 7 level
NSG Zero Hour versus Dark Frequency: the parameters behind the verdict, then further details
ParameterNSG Zero HourDark Frequency
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyMonthlyEvery 6 days — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS13.0 — better15.0
Further details — not scored
Size153 MB214 MB
Age rating4+12+
DeveloperExcelsior TechnologiesUnmbox Studios

In-app purchases

None

NSG Zero Hour

No in-app purchases

4 purchases

Dark Frequency

One-time4
  • Ember Purse$1.99
  • Content Extension Pack$3.99
  • Forge Reserve$4.99
Show 1 more
  • Shards Vault$7.99

Questions

Is NSG Zero Hour free?
NSG Zero Hour is free to download, with no in-app purchases.
Is Dark Frequency free?
Dark Frequency is free to download, with in-app purchases available.
Do NSG Zero Hour or Dark Frequency have ads?
Neither NSG Zero Hour nor Dark Frequency shows ads.
Which is updated more often, NSG Zero Hour or Dark Frequency?
NSG Zero Hour ships an update monthly, and Dark Frequency every 6 days. Most recently, NSG Zero Hour was updated on September 15, 2026 and Dark Frequency on September 15, 2026.

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