# Sphere TD vs Everspring

The clearest difference is in-app purchases: Everspring at none against Sphere TD's 10. Everspring also leads on rating (5.0 vs 4.6) and update cadence (daily vs every 3 days). Sphere TD's advantage is ratings volume (10 vs 2). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Sphere TD sells 10 one-off in-app purchases. Everspring asks for nothing beyond the download.

Everspring holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Sphere TD has 10 ratings behind it against 2, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Sphere TD ships an update every 3 days, Everspring daily. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Sphere TD | Everspring |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (10 ratings)](https://appshunter.io/ios/app/sphere-td/id6753674090/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/everspring-immortal-defense/id6814277105/reviews)** |
| Number of ratings | **10** | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 3 days | **Daily** |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 363 MB | 10 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 9+ |
| Developer | [StandardIssueGames](https://appshunter.io/developer/1844319777) | [Gino Cattuzzo](https://appshunter.io/developer/1896638479) |

## What reviewers say

### Sphere TD

[App page](https://appshunter.io/ios/app/sphere-td/id6753674090)

A complex tower defense game where you build and upgrade towers to defend against waves of spheres. Strategize with deep customization, resource management, and research to overcome challenges. Offers extensive replayability with numerous levels and modes.

**Highlights:** Tower and projectile customization, 30 base towers with 28+ stats, 33 mods with millions of combinations, Research and crafting system, Tower inventory and energy management, 50 hand-crafted levels and endless mode, Offline and online play with cloud sync

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Au Field Ration | $4.99 | one-time |
| Defender Starter Pack | $7.99 | one-time |
| Au Supply Cache | $9.99 | one-time |
| Galatium Express Token | $9.99 | one-time |
| Galatium Academy Pack | $14.99 | one-time |
| Shadow Broker Vantage | $19.99 | one-time |
| Au Enterprise Fund | $24.99 | one-time |
| Flux Enrichment Grant | $24.99 | one-time |
| Au Strategic Stockpile | $49.99 | one-time |
| Au Global Reserve | $99.99 | one-time |


### Everspring

[App page](https://appshunter.io/ios/app/everspring-immortal-defense/id6814277105)

Defend the sacred Everspring from an immortal orc horde by strategically placing towers and commanding a hero. Earn all upgrades and gear through gameplay, with daily challenges and leaderboards to test your skills.

**Highlights:** Offline fantasy tower defense, Six tower lines with twelve specializations, Commandable hero with unique abilities, Eleven enemy types with varied resistances, Earn all in-game currency and upgrades, Daily Trial challenges, Game Center leaderboards

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sphere TD free?

Sphere TD is free to download, with in-app purchases available.

### Is Everspring free?

Everspring is free to download, with no in-app purchases.

### Which has better reviews, Sphere TD or Everspring?

Everspring is rated higher. Sphere TD averages 4.6 out of 5 from 10 ratings, while Everspring averages 5.0 from 2 ratings.

### Do Sphere TD or Everspring have ads?

Both Sphere TD and Everspring show ads.

### Which is updated more often, Sphere TD or Everspring?

Sphere TD ships an update every 3 days, and Everspring daily. Most recently, Sphere TD was updated on October 25, 2026 and Everspring on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*