# Element TD vs Astrea

The clearest difference is price: Element TD at $0.99 against Astrea's $9.99. Element TD also leads on iOS requirement (7.0 vs 13.0). Astrea's advantage is rating (4.3 vs 4.0) and chart position (#52 vs unranked). On review sentiment, ratings volume, update cadence and ads there is nothing between them.

Element TD costs $0.99 and Astrea $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Astrea holds the better App Store score, 4.3 against 4.0. Both are backed by a comparable volume of ratings — 18 and 20 respectively. Written reviews point the same way: 72% of Element TD's written reviews are positive against 74% of Astrea's.

Element TD ships an update every 3 weeks, Astrea every 6 weeks. The most recent releases landed on September 28, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Element TD | Astrea |
| --- | --- | --- |
| Price | **$0.99** | $9.99 |
| Rating | [4.0 (18 ratings)](https://appshunter.io/ios/app/element-td/id1130157487/reviews) | **[4.3 (20 ratings)](https://appshunter.io/ios/app/astrea-six-sided-oracles/id6746136017/reviews)** |
| Number of ratings | 18 | **20** |
| Positive reviews | 72.0% of reviews | **73.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 6 weeks |
| Monetization | Paid | Paid |
| Best chart rank | — | **#52** |
| Size | 183 MB | 711 MB |
| Requires iOS | **7.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [Element Studios](https://appshunter.io/developer/1130157486) | [Akupara Games, LLC](https://appshunter.io/developer/1221828441) |

## What reviewers say

### Element TD

[App page](https://appshunter.io/ios/app/element-td/id1130157487)

Build towers by combining elements to create unique defenses against waves of creeps. Explore countless strategies with a variety of towers, creep types, and game modes. Compete globally on leaderboards in this challenging tower defense experience.

**Highlights:** Elemental tower combinations, 44 unique towers with upgrades, 56 different creep types, Global leaderboard, Multiple game modes and difficulties, 30 achievements

**Features:** Vision Pro support

**In-app purchases:** none


### Astrea

[App page](https://appshunter.io/ios/app/astrea-six-sided-oracles/id6746136017)

**Currently charting:** #52 Top Paid · Card, #189 Top Paid · Strategy (US App Store)

This roguelike deckbuilder replaces cards with dice, featuring a unique dual damage system of Purification and Corruption. Customize your dice, choose from six distinct Oracles, and discover over 170 Blessings to alter your tactics.

**Highlights:** Unique dual damage system (Purification vs. Corruption), Dynamic health bar with attached skills, Dice pool building with over 350 dice, Dice customization with new actions, Six unique Oracles with distinct playstyles, Over 170 modifying Blessings (Star and Black Hole)

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

**In-app purchases:** none


## Frequently asked questions

### Is Element TD free?

Element TD costs $0.99, with no in-app purchases.

### Is Astrea free?

Astrea costs $9.99, with no in-app purchases.

### Which has better reviews, Element TD or Astrea?

Astrea is rated higher. Element TD averages 4.0 out of 5 from 18 ratings, while Astrea averages 4.3 from 20 ratings.

### Do Element TD or Astrea have ads?

Neither Element TD nor Astrea shows ads.

### Which is updated more often, Element TD or Astrea?

Element TD ships an update every 3 weeks, and Astrea every 6 weeks. Most recently, Element TD was updated on September 28, 2026 and Astrea on September 27, 2026.

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