# E vs Low Voltage Systems Toolkit

The clearest difference is update cadence: Low Voltage Systems Toolkit at monthly against E's every 3 months. E's advantage is price ($0.99 vs $2.99) and iOS requirement (9.0 vs 17.0). On ads, in-app purchases and device support there is nothing between them.

E costs $0.99 and Low Voltage Systems Toolkit $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

E ships an update every 3 months, Low Voltage Systems Toolkit monthly. The most recent releases landed on October 11, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | E | Low Voltage Systems Toolkit |
| --- | --- | --- |
| Price | **$0.99** | $2.99 |
| Rating | **[4.8 (191 ratings)](https://appshunter.io/ios/app/e-daf/id1369675231/reviews)** | — |
| Number of ratings | **191** | — |
| Positive reviews | 85.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 15 MB | 74 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Benjy Wiener](https://appshunter.io/developer/893194730) | [Yuhsiu Lai](https://appshunter.io/developer/433114647) |

## What reviewers say

### E

[App page](https://appshunter.io/ios/app/e-daf/id1369675231)

This app provides access to the entire E-Daf library, allowing users to study all of Shas. It features an easy-to-use Daf-Selector, multiple text size options, and the ability to save pages for offline learning. Users can also share pages as images.

**Highlights:** Access entire E-Daf library, Easy Daf-Selector, Adjustable text sizes, Save pages for offline learning, Share daf as image

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

**In-app purchases:** none


### Low Voltage Systems Toolkit

[App page](https://appshunter.io/ios/app/low-voltage-systems-toolkit/id6762474292)

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

**In-app purchases:** none


## Frequently asked questions

### Is E free?

E costs $0.99, with no in-app purchases.

### Is Low Voltage Systems Toolkit free?

Low Voltage Systems Toolkit costs $2.99, with no in-app purchases.

### Do E or Low Voltage Systems Toolkit have ads?

Neither E nor Low Voltage Systems Toolkit shows ads.

### Which is updated more often, E or Low Voltage Systems Toolkit?

E ships an update every 3 months, and Low Voltage Systems Toolkit monthly. Most recently, E was updated on October 11, 2026 and Low Voltage Systems Toolkit on October 16, 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.*