Comparison

D.E.A.D. Protocol vs Portal Survivor

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

Head to head
About

D.E.A.D. Protocol

Survive a zombie apocalypse with realistic shooting mechanics and a vast arsenal of upgradeable weapons. Customize your character and immerse yourself in detailed graphics as you face relentless hordes. Test your survival instincts in intense missions or see how long you can last.

Highlights
  • Realistic shooting mechanics
  • Upgradeable weapon arsenal
  • Customizable characters
  • Intense missions
  • Endless zombie hordes
  • Detailed graphics
Features
Read full description

D.E.A.D. Protocol is the ultimate test of your survival instincts in a world overrun by the undead. Face endless hordes of relentless zombies that grow more cunning and dangerous as you progress. With realistic shooting mechanics and responsive controls, every headshot feels earned and every bullet counts. Arm yourself with a vast arsenal of upgradeable weapons, from pistols to flamethrowers, and customize your loadout to match your playstyle. Step into the apocalypse with fully customizable characters, allowing you to create a survivor who’s truly your own. Immerse yourself in gorgeous, detailed graphics that bring the decaying world to life, from eerie cityscapes to desolate forests. Whether you’re battling for your life in intense missions or just seeing how long you can last, D.E.A.D. Protocol delivers heart-pounding action at every turn. Will you make it to the next daybreak? Download now and find out!

About

Portal Survivor

Embark on a roguelite survival adventure where you battle hordes of monsters emerging from interdimensional portals. Master dynamic skill combinations and one-handed controls to overcome unique enemies and colossal bosses across distinct worlds.

Highlights
  • Intense roguelite survival action
  • Swarm of unique enemies and epic bosses
  • Dynamic skill and power-up combinations
  • Simple, one-handed controls
  • Distinct worlds with mysterious portals
Features
Read full description

When portals open and monsters pour out, one unlikely hero fights back. Portals have opened across the world, unleashing monsters from countless dimensions. Chaos spreads everywhere and one guy decides to fight back. Grab your weapon and face wave after wave of otherworldly creatures. Every battle is a new challenge, every run a chance to grow stronger. Portal Survivor blends high-energy action with roguelite progression. Dodge, shoot, and unleash powerful skill combos as you survive swarms of enemies and take down colossal bosses. No two runs are ever the same. Features: - Intense roguelite survival action - Swarms of unique enemies and epic bosses - Dynamic skill and power-up combinations - Simple, one-handed controls Distinct worlds connected by mysterious portals. The portals won’t close themselves. Download Portal Survivor and fight back the multiverse!

Screenshots

D.E.A.D. Protocol4 screens
Portal Survivor4 screens

Verdict

The call

The clearest difference is review sentiment: D.E.A.D. Protocol at 100% against Portal Survivor's 49%. D.E.A.D. Protocol also leads on ads (none vs shown) and rating (5.0 vs 4.8). Portal Survivor's advantage is ratings volume (594 vs 7). On price, in-app purchases, monetization model 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. D.E.A.D. Protocol sells 4 one-off in-app purchases and Portal Survivor sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

D.E.A.D. Protocol holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Portal Survivor has 594 ratings behind it against 7, so its average is the more settled of the two. Written reviews point the same way: 100% of D.E.A.D. Protocol's written reviews are positive against 49% of Portal Survivor's.

UpkeepUpdate frequency

D.E.A.D. Protocol ships an update every 3 days, Portal Survivor weekly. The most recent releases landed on November 4, 2026 and November 9, 2026 respectively.

Scorecard6 real differences · 4 level
D.E.A.D. Protocol versus Portal Survivor: the parameters behind the verdict, then further details
ParameterD.E.A.D. ProtocolPortal Survivor
PriceFreeFree
Rating5.0 (7 ratings) — better4.8 (594 ratings)
Positive reviews100.0% of reviews — better48.6% of reviews
Number of ratings7594 — better
Update frequencyEvery 3 days — betterWeekly
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size677 MB373 MB
Age rating12+12+
DeveloperNathan SheetsESC Games Yazilim A.S.

Customer experience

D.E.A.D. Protocol

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews5 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Portal Survivor

All ratings577 ratings
Positive93.8%
Neutral2.4%
Negative3.8%
Written reviews70 reviews
Positive48.6%
Neutral12.9%
Negative38.6%

In-app purchases

4 purchases

D.E.A.D. Protocol

One-time4
  • Lunchbox$0.99
  • Cooler$1.99
  • Pantry$4.99
Show 1 more
  • Truckload$9.99
10 purchases

Portal Survivor

One-time10
  • Revive Now & Later$0.99
  • Keep Climbing - Reception$1.99
  • Revive Now & Later$2.49
Show 7 more
  • Keep Climbing - Lobby$2.99
  • Revive Now & Later$4.99
  • Keep Climbing - Podium$4.99
  • Portal Watch Card$5.99
  • Piggy Bank$9.99
  • Ad Free Card$9.99
  • Epic Pass$9.99

Questions

Is D.E.A.D. Protocol free?
D.E.A.D. Protocol is free to download, with in-app purchases available.
Is Portal Survivor free?
Portal Survivor is free to download, with in-app purchases available.
Which has better reviews, D.E.A.D. Protocol or Portal Survivor?
D.E.A.D. Protocol is rated higher. D.E.A.D. Protocol averages 5.0 out of 5 from 7 ratings, while Portal Survivor averages 4.8 from 594 ratings.
Do D.E.A.D. Protocol or Portal Survivor have ads?
Portal Survivor shows ads; D.E.A.D. Protocol does not.
Which is updated more often, D.E.A.D. Protocol or Portal Survivor?
D.E.A.D. Protocol ships an update every 3 days, and Portal Survivor weekly. Most recently, D.E.A.D. Protocol was updated on November 4, 2026 and Portal Survivor on November 9, 2026.

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