# Circa vs Evergrid

The clearest difference is in-app purchases: Circa at none against Evergrid's 3. Evergrid's advantage is ads (none vs shown) and device support (3 vs 1). On price, update cadence and iOS requirement there is nothing between them.

Both are free to download. Evergrid sells 3 in-app purchases, starting at $2.99 per month. Circa asks for nothing beyond the download.

Circa ships an update every 5 weeks, Evergrid every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Circa | Evergrid |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/evergrid-sober-habit-tracker/id6811076687/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | — | Freemium |
| Size | 7 MB | 29 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 12+ | 12+ |
| Developer | [Levin David Schwab](https://appshunter.io/developer/1896432297) | [Guilherme Quintero Lorenzi](https://appshunter.io/developer/1841222207) |

## What reviewers say

### Circa

[App page](https://appshunter.io/ios/app/circa-health-intelligence/id6779644107)

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

**In-app purchases:** none


### Evergrid

[App page](https://appshunter.io/ios/app/evergrid-sober-habit-tracker/id6811076687)

Build positive habits and quit negative ones with a visual grid tracker. Monitor streaks, track money saved, and access SOS tools for cravings. Offers detailed insights and integrates with your devices.

**Highlights:** Visual habit grid, Clean time counter, Craving SOS button, Money saved tracker, Task and calendar integration, Home and Lock Screen widgets, Progress sharing cards

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Evergrid Pro Monthly | $2.99 | per month |
| Evergrid Pro Yearly | $19.99 | per year |
| Evergrid Pro Courtesy | $19.99 | one-time |


## Frequently asked questions

### Is Circa free?

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

### Is Evergrid free?

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

### Do Circa or Evergrid have ads?

Circa shows ads; Evergrid does not.

### Which is updated more often, Circa or Evergrid?

Circa ships an update every 5 weeks, and Evergrid every 3 weeks. Most recently, Circa was updated on November 5, 2026 and Evergrid on October 31, 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.*