# Ecovox vs ZSTL

The clearest difference is rating: ZSTL at 4.7 against Ecovox's 3.8. Ecovox's advantage is update cadence (every 2 weeks vs every 2 months) and ratings volume (31 vs 3). On price, ads, in-app purchases and monetization model there is nothing between them.

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

ZSTL holds the better App Store score, 4.7 against 3.8. That said, the two scores are not equally well evidenced: Ecovox has 31 ratings behind it against 3, so its average is the more settled of the two.

Ecovox ships an update every 2 weeks, ZSTL every 2 months. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Ecovox | ZSTL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (31 ratings)](https://appshunter.io/ios/app/ecovox/id6740260828/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/zstl/id6745016964/reviews)** |
| Number of ratings | **31** | 3 |
| Positive reviews | 44.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 38 MB | 44 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Syeconmax](https://appshunter.io/developer/1654866165) | [召 李](https://appshunter.io/developer/1740123808) |

## What reviewers say

### Ecovox

[App page](https://appshunter.io/ios/app/ecovox/id6740260828)

Access high-speed cellular networks across all US states with a simple tap. Choose from flexible plans without contracts, offering affordable data for travel, work, or daily use. Enjoy reliable connectivity from bustling cities to remote countryside.

**Highlights:** Full US state network coverage, One-tap connection, Variety of flexible plans, No contract period, Affordable pricing, Abundant data options

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

**In-app purchases:** none


### ZSTL

[App page](https://appshunter.io/ios/app/zstl/id6745016964)

This tool simplifies device access using QR codes and Bluetooth. It offers quick pairing and one-tap unlocking for various smart devices, ensuring a secure and efficient connection experience.

**Highlights:** QR code device recognition, Quick Bluetooth pairing, One-tap unlocking, Supports various smart devices, Secure encrypted connections

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ecovox free?

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

### Is ZSTL free?

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

### Which has better reviews, Ecovox or ZSTL?

ZSTL is rated higher. Ecovox averages 3.8 out of 5 from 31 ratings, while ZSTL averages 4.7 from 3 ratings.

### Do Ecovox or ZSTL have ads?

Neither Ecovox nor ZSTL shows ads.

### Which is updated more often, Ecovox or ZSTL?

Ecovox ships an update every 2 weeks, and ZSTL every 2 months. Most recently, Ecovox was updated on October 23, 2026 and ZSTL on October 24, 2026.

---

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