# eFlow vs BLUETTI

The clearest difference is rating: BLUETTI at 4.3 against eFlow's 1.0. BLUETTI also leads on ratings volume (1.5K vs 1) and review sentiment (66% vs 50%). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BLUETTI holds the better App Store score, 4.3 against 1.0. That said, the two scores are not equally well evidenced: BLUETTI has 1.5K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of eFlow's written reviews are positive against 66% of BLUETTI's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 2, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | eFlow | BLUETTI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/eflow/id1434703366/reviews) | **[4.3 (1.5K ratings)](https://appshunter.io/ios/app/bluetti/id1550568336/reviews)** |
| Number of ratings | 1 | **1.5K** |
| Positive reviews | 50.0% of reviews | **66.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 3 MB | 272 MB |
| Requires iOS | 11 | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Savant Electronics Inc.](https://appshunter.io/developer/1288418213) | [Shenzhen Poweroak Newener Co., Ltd.](https://appshunter.io/developer/1281393663) |

## What reviewers say

### eFlow

[App page](https://appshunter.io/ios/app/eflow/id1434703366)

Monitor the capacity of your water filters using a Bluetooth flow meter. Track multiple filters simultaneously to ensure optimal performance and timely replacements.

**Highlights:** Read water filter capacity via Bluetooth, Connect to Bluetooth flow meter, Monitor multiple water filters, Track filter performance

**Features:** macOS Compatibility

**In-app purchases:** none


### BLUETTI

[App page](https://appshunter.io/ios/app/bluetti/id1550568336)

Manage your portable power station remotely. Monitor real-time energy usage, adjust settings for optimal performance, and receive instant alerts. Schedule charging and keep your device updated with the latest firmware.

**Highlights:** Real-time power monitoring, Remote setting adjustments, Instant status alerts, Scheduled charging, Firmware updates, User forum

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 🚀 Quick connection
- 💡 Useful features
- 🔋 Reliable power backup

**What reviewers complain about**

- 🐛 Connectivity issues
- 🔒 Forced account login
- 🤔 Cluttered interface
- 🔋 Battery drain issues

**Reported bugs**

- Bluetooth pairing problems
- Inconsistent WiFi connectivity
- Incorrect data reporting
- Forced app updates

**Requested features**

- Landscape mode support
- Estimated time remaining
- Customizable notifications
- Improved data analytics


## Frequently asked questions

### Is eFlow free?

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

### Is BLUETTI free?

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

### Which has better reviews, eFlow or BLUETTI?

BLUETTI is rated higher. eFlow averages 1.0 out of 5 from 1 ratings, while BLUETTI averages 4.3 from 1.5K ratings.

### Do eFlow or BLUETTI have ads?

Neither eFlow nor BLUETTI shows ads.

### Which is updated more often, eFlow or BLUETTI?

eFlow ships an update every 3 weeks, and BLUETTI every 3 weeks. Most recently, eFlow was updated on October 2, 2026 and BLUETTI on October 13, 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.*