# PRESense vs e

PRESense and e are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

PRESense ships an update every 2 months, e every 4 months. The most recent releases landed on October 16, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | PRESense | e |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Size | 49 MB | 127 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [CAMLIN LTD](https://appshunter.io/developer/1165023713) | [D-LIGHT Group](https://appshunter.io/developer/1537442142) |

## What reviewers say

### PRESense

[App page](https://appshunter.io/ios/app/presense/id6448051640)

**Features:** macOS Compatibility

**In-app purchases:** none


### e

[App page](https://appshunter.io/ios/app/e-powerup/id6464822225)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PRESense free?

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

### Is e free?

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

### Do PRESense or e have ads?

Neither PRESense nor e shows ads.

### Which is updated more often, PRESense or e?

PRESense ships an update every 2 months, and e every 4 months. Most recently, PRESense was updated on October 16, 2026 and e on October 6, 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.*