Nano Empire vs Echo Planet
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Nano Empire
Harness godlike power through a network of nanorobots to create and explore unique worlds. Engage in strategic warfare against diverse enemies and embark on secret missions with impactful choices. This incremental strategy game offers deep replayability.
- Create and explore unique worlds
- Build and upgrade locations
- Wage war against 10 enemy personalities
- Embark on secret missions
- Make impactful choices
- Accessible with VoiceOver
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A network of nanorobots gives humans godlike power. What will you do with yours? -Create your own world! Build, upgrade, and explore a unique combination of glorious locations. No two worlds are the same! -Wage war against 10 enemy personalities, from giant scorpion matriarchs to ruthless space pirates! -Embark on secret missions, discover dark truths, and take action. Many lives will depend on your choices! An incremental strategy game designed for depth and replayability. No Ads, No In-App Purchases. Accessible with VoiceOver.
Echo Planet
Transform a planet into a star by forging moons that channel power to its core. Upgrade your celestial bodies, stack multipliers, and witness your energy output grow exponentially, even when you're not actively playing. This idle game offers a satisfying progression from small sparks to galaxy-scale power.
- Forge moons to power a planetary core
- Upgrade moons and stack multipliers
- Idle progression, play offline
- Watch signal surge from sparks to galaxy-scale
- Transform planet into a star
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Forge moons that beam power into a sleeping planetary core, awakening it and ultimately igniting it into a star. Upgrade your moons, stack multipliers, and watch your signal surge from tiny sparks to galaxy-scale output, even while you’re offline.
Screenshots
Verdict
The clearest difference is price: Echo Planet at Free against Nano Empire's $2.99. Echo Planet also leads on update cadence (every 3 days vs every 2 months). Nano Empire's advantage is in-app purchases (none vs 2) and ads (none vs shown). On rating, review sentiment 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
Echo Planet is free to download; Nano Empire costs $2.99 up front. Echo Planet sells 2 one-off in-app purchases. Nano Empire asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.7 for Nano Empire against 4.9 for Echo Planet. That said, the two scores are not equally well evidenced: Nano Empire has 145 ratings behind it against 23, so its average is the more settled of the two. Written reviews are what separate them: 94% of Nano Empire's written reviews are positive against 100% of Echo Planet's.
Nano Empire ships an update every 2 months, Echo Planet every 3 days. The most recent releases landed on October 26, 2026 and October 24, 2026 respectively.
| Parameter | Nano Empire | Echo Planet |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.7 (145 ratings) | 4.9 (23 ratings) — better |
| Positive reviews | 93.8% of reviews | 100.0% of reviews — better |
| Number of ratings | 145 — better | 23 |
| Update frequency | Every 2 months | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 11 MB | 96 MB |
| Age rating | 12+ | 4+ |
| Developer | James Senter | Mustafa Mohammed |
Customer experience
Nano Empire
Echo Planet
Bugs and requests
Nano Empire
Reported bugs
6 issues- Game crashes immediately upon clicking any button (recent)
- Game crashes when player stats reach hundreds of millions
- Unexpected game reset after defeating all worlds and joining Core
- VoiceOver focus constantly switches to status bar
- Combat system mathematical inconsistencies
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- Progress loss when deleting app after crashes
Requested features
15 requests- More enemy variety and additional world sets
- Stat conversion system to reallocate resources between stats
- Multiplayer mechanics and PvP battles
- Alliance system with chat and cooperation features
- Overworld map for exploration and player interaction
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- Ability to continue playing after defeating final boss
- Sound effects and audio improvements
- Amusement park building type
- Customizable personal residence with multiple themes
- Higher building level caps (beyond level 4)
- Option to skip or reduce combat frequency
- Ability to name your world
- Quick action shortcuts for facilities
- Offline resource generation
- More story content and narrative depth
Echo Planet
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Nano Empire
No in-app purchases
Echo Planet
- Gold Supporter Pack$2.99
- Diamond Supporter Pack$5.99
Questions
Is Nano Empire free?
Is Echo Planet free?
Which has better reviews, Nano Empire or Echo Planet?
Do Nano Empire or Echo Planet have ads?
Which is updated more often, Nano Empire or Echo Planet?
Other comparisons
