# NetZero EHS vs Lofi Study Timer

The clearest difference is update cadence: NetZero EHS at every 2 weeks against Lofi Study Timer's every 7 months. NetZero EHS also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

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

NetZero EHS ships an update every 2 weeks, Lofi Study Timer every 7 months. The most recent releases landed on September 29, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | NetZero EHS | Lofi Study Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/lofi-study-timer-focus-music/id6749192708/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 7 months |
| Monetization | — | Free |
| Size | 90 MB | 129 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [iEnergy](https://appshunter.io/developer/1704846808) | [Arifin Azis Nur Hidayat](https://appshunter.io/developer/1774926666) |

## What reviewers say

### NetZero EHS

[App page](https://appshunter.io/ios/app/netzero-ehs/id6742869603)

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

**In-app purchases:** none


### Lofi Study Timer

[App page](https://appshunter.io/ios/app/lofi-study-timer-focus-music/id6749192708)

This app provides curated lo-fi music playlists designed for deep focus and calm productivity. It offers five distinct ambient modes to enhance studying, reading, working, or relaxing, with a clean interface and animated visuals.

**Highlights:** 45+ original lo-fi tracks, 5 focused music categories, Ambient backgrounds and icons, Minimal design, Ad-free experience, MP3 playback with visuals

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

**In-app purchases:** none


## Frequently asked questions

### Is NetZero EHS free?

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

### Is Lofi Study Timer free?

Lofi Study Timer is free to download, with no in-app purchases.

### Do NetZero EHS or Lofi Study Timer have ads?

Neither NetZero EHS nor Lofi Study Timer shows ads.

### Which is updated more often, NetZero EHS or Lofi Study Timer?

NetZero EHS ships an update every 2 weeks, and Lofi Study Timer every 7 months. Most recently, NetZero EHS was updated on September 29, 2026 and Lofi Study Timer on October 9, 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.*