# Chi vs ReefRanks

The clearest difference is rating: ReefRanks at 5.0 against Chi's 1.0. Chi's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, ratings volume, update cadence and device support there is nothing between them.

Both are free to download. ReefRanks sells 4 in-app purchases, starting at $7.00 per month. Chi asks for nothing beyond the download.

ReefRanks holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

Chi ships an update fortnightly, ReefRanks every 3 weeks. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Chi | ReefRanks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/chi-bbq/id1460339013/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/reefranks/id6779229334/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 24 MB | 4 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Shenzhen Chileaf Eletronics Co., LTD](https://appshunter.io/developer/1460339012) | [ReefRanks, LLC](https://appshunter.io/developer/6779229336) |

## What reviewers say

### Chi

[App page](https://appshunter.io/ios/app/chi-bbq/id1460339013)

This smart cooking thermometer app simplifies grilling with four metal probes to monitor food and grill temperature. It offers preset temperatures for various meats and doneness levels, along with custom timer and target temperature modes. Receive instant readings and alerts for perfect cooking results.

**Highlights:** Four probe design, Measure meat & air temperature, Backlight display, Three cooking modes, Preset USDA temperatures, Sound & vibration alerts

**In-app purchases:** none


### ReefRanks

[App page](https://appshunter.io/ios/app/reefranks/id6779229334)

This app allows saltwater reef hobbyists to create a digital portfolio of their coral collections. It uses AI for coral identification, unlocks collectible cards, and fosters a global community for enthusiasts to connect and share their passion.

**Highlights:** Digital coral collection portfolio, AI-powered coral verification, Collectible Coral Cards, ReefXP and leaderboards, Extensive coral database, Coral marketplace, Community profiles and connections

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Collector Monthly | $7.00 | per month |
| Pro Reefer Monthly | $15.00 | per month |
| Collector Yearly | $70.00 | per year |
| Pro Reefer Yearly | $150.00 | per year |


## Frequently asked questions

### Is Chi free?

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

### Is ReefRanks free?

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

### Which has better reviews, Chi or ReefRanks?

ReefRanks is rated higher. Chi averages 1.0 out of 5 from 1 ratings, while ReefRanks averages 5.0 from 2 ratings.

### Do Chi or ReefRanks have ads?

ReefRanks shows ads; Chi does not.

### Which is updated more often, Chi or ReefRanks?

Chi ships an update fortnightly, and ReefRanks every 3 weeks. Most recently, Chi was updated on October 2, 2026 and ReefRanks on October 12, 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.*