Comparison

SOVEREIGNTY vs Downfall Survival Sim

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

Head to head
About

SOVEREIGNTY

Features
Read full description

Build your dynasty. Shape your world. Rule with wisdom. SOVEREIGNTY is an immersive nation-building strategy game where you guide a civilization through the ages — from humble Stone Age beginnings to a glorious future empire. BUILD YOUR DOMAIN Construct farms, markets, barracks, universities, and dozens more buildings. Watch your settlement grow from a small village into a thriving metropolis. COMMAND YOUR MILITARY Train armies, build watchtowers and fortresses, and defend your realm against raiders and rival kingdoms. Will you seek peace or conquest? FORGE ALLIANCES Navigate complex diplomacy with neighboring nations. Trade, form alliances, or declare war — every decision shapes your destiny. ADVANCE THROUGH THE AGES Progress through 7 historical eras: • Stone Age — Survive and establish your tribe • Bronze Age — Forge tools and build monuments • Iron Age — Expand your military might • Renaissance — Develop culture, science, and faith • Industrial Age — Harness the power of machines • Modern Era — Lead your nation into the present • Future Age — Push past the edge of what is possible MANAGE YOUR KINGDOM Balance your treasury, keep citizens happy, manage resources like food, wood, stone, and iron. Every choice matters! IMMERSIVE EXPERIENCE Era-specific ambient music and sound effects bring your civilization to life. Daily rewards, challenges, and offline earnings keep your reign moving while you are away. FEATURES: Deep strategic gameplay Beautiful isometric city view Detailed domain reports Multiple building types Dynamic events and choices Save your progress anytime No internet required No ads Will your dynasty stand the test of time? Download SOVEREIGNTY and begin your reign today!

About

Downfall Survival Sim

Lead a group of survivors in a post-apocalyptic wasteland. Manage resources, recruit specialists, and explore dangerous territories to rebuild civilization. Make critical decisions to ensure your settlement's survival against threats.

Highlights
  • Manage resources (food, water, power)
  • Upgrade bunker modules
  • Recruit and level up survivors
  • Explore irradiated regions
  • Research technology
  • Defend against mutants and raiders
  • Optional permadeath
Features
Read full description

123 years after WW3 turned the USA into a wasteland, a handful of survivors look to you to rebuild. Downfall Survival Sim is a single-player survival-strategy game. Run a bunker settlement day by day: ration what little you have and decide who eats, who builds, and who walks out into the dust. RATION & BUILD • Balance food, water, power, medicine, scrap, and ammo • Upgrade your bunker modules — hydro farms, water reclaimers, barracks, workshops • Keep integrity and morale up, or watch the colony collapse RECRUIT SURVIVORS • Scouts, guards, medics, engineers, farmers, and traders — each with their own skills and rarities • Survivors level up on missions. Keep them healed and their morale high • Optional permadeath for the brave EXPLORE THE WASTELAND • Send squads across four irradiated regions • Scavenge ruins, rescue strangers, watch the radiation • Trade with passing caravans RESEARCH & DEFEND • Unlock the full tech tree • Hold the gate against mutant packs and raider bands • Fight the battles yourself or auto-resolve them Offline. No ads. No account. Your settlement One optional purchase (Survivor Mode) unlocks a developer God-Mode cheat console for players who want to sandbox. Built by XXI Online Games.

Screenshots

SOVEREIGNTY4 screens
Downfall Survival Sim4 screens

Verdict

The call

The clearest difference is update cadence: Downfall Survival Sim at every 6 days against SOVEREIGNTY's every 4 months. On price, ads, 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. SOVEREIGNTY sells 3 one-off in-app purchases and Downfall Survival Sim sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

SOVEREIGNTY ships an update every 4 months, Downfall Survival Sim every 6 days. Both last shipped on October 25, 2026.

Scorecard1 real difference · 8 level
SOVEREIGNTY versus Downfall Survival Sim: the parameters behind the verdict, then further details
ParameterSOVEREIGNTYDownfall Survival Sim
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 4 monthsEvery 6 days — better
AdsNoNo
In-app purchasesYesYes
Monetization—Free with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size12 MB40 MB
Age rating9+9+
DeveloperCAMRYN CORDELL DEVON LOUIS JACKSONConstantin Catalin Stroescu

In-app purchases

3 purchases

SOVEREIGNTY

One-time3
  • Royal Treasury$0.99
  • Resource Bundle$1.99
  • Ruler's Blessing$2.99
1 purchases

Downfall Survival Sim

One-time1
  • Survivor Mode$9.99

Questions

Is SOVEREIGNTY free?
SOVEREIGNTY is free to download, with in-app purchases available.
Is Downfall Survival Sim free?
Downfall Survival Sim is free to download, with in-app purchases available.
Do SOVEREIGNTY or Downfall Survival Sim have ads?
Neither SOVEREIGNTY nor Downfall Survival Sim shows ads.
Which is updated more often, SOVEREIGNTY or Downfall Survival Sim?
SOVEREIGNTY ships an update every 4 months, and Downfall Survival Sim every 6 days. Most recently, SOVEREIGNTY was updated on October 25, 2026 and Downfall Survival Sim on October 25, 2026.

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