# Cielo Fi vs PoolsKey

The clearest difference is in-app purchases: Cielo Fi at none against PoolsKey's 2. PoolsKey's advantage is rating (5.0 vs 4.8). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. PoolsKey sells 2 in-app purchases, starting at $4.99 per month. Cielo Fi asks for nothing beyond the download.

PoolsKey holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 6 and 8 respectively.

Cielo Fi ships an update every 2 weeks, PoolsKey every 9 days. The most recent releases landed on July 24, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Cielo Fi | PoolsKey |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (6 ratings)](https://appshunter.io/ios/app/cielo-fi/id6770870843/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/poolskey-pool-water-testing/id6785481333/reviews)** |
| Number of ratings | 6 | **8** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 9 days** |
| Monetization | **Free** | Freemium |
| Size | 1 MB | 66 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [POPIE SRL](https://appshunter.io/developer/1896765641) | [KeyInventions LLC](https://appshunter.io/developer/6776918079) |

## What reviewers say

### Cielo Fi

[App page](https://appshunter.io/ios/app/cielo-fi/id6770870843)

A private dream journal to log your nightly experiences. Record titles, descriptions, mood, and recurring motifs to identify patterns. Features include data visualization and goal setting for dream recall.

**Highlights:** Log dreams with title, description, vividness, and mood, Tag dream motifs for pattern identification, Lucid and recurring dream flags, Data visualization: tag distribution, trend charts, lifetime stats, Set goals for recall, lucidity, and sleep duration, Optional cloud refinement for text cleanup, Dark theme for bedside use

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

**In-app purchases:** none


### PoolsKey

[App page](https://appshunter.io/ios/app/poolskey-pool-water-testing/id6785481333)

Easily test your pool's water by scanning test strips with your phone's camera. Get instant readings and precise chemical dosing instructions tailored to your pool's size and type. Track your pool's health and receive smart reminders for re-testing.

**Highlights:** Scan any pool test strip with your camera, Get instant water readings, Receive precise chemical dosing instructions, Save multiple pool profiles, AI pool-care assistant (Pro), Smart re-test reminders (Pro)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PoolsKey Pro | $4.99 | per month |
| PoolsKey Pro (Annual) | $29.99 | per year |


## Frequently asked questions

### Is Cielo Fi free?

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

### Is PoolsKey free?

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

### Which has better reviews, Cielo Fi or PoolsKey?

PoolsKey is rated higher. Cielo Fi averages 4.8 out of 5 from 6 ratings, while PoolsKey averages 5.0 from 8 ratings.

### Do Cielo Fi or PoolsKey have ads?

Neither Cielo Fi nor PoolsKey shows ads.

### Which is updated more often, Cielo Fi or PoolsKey?

Cielo Fi ships an update every 2 weeks, and PoolsKey every 9 days. Most recently, Cielo Fi was updated on July 24, 2026 and PoolsKey on September 11, 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.*