# Sonor vs e

The clearest difference is update cadence: e at every 2 days against Sonor's monthly. 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.

Sonor ships an update monthly, e every 2 days. The most recent releases landed on November 7, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Sonor | e |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 days** |
| Size | 41 MB | 15 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [TTTools](https://appshunter.io/developer/1686019168) | [Gerege Systems LLC](https://appshunter.io/developer/1437211863) |

## What reviewers say

### Sonor

[App page](https://appshunter.io/ios/app/sonor-real-time-data/id6448738959)

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

**In-app purchases:** none


### e

[App page](https://appshunter.io/ios/app/e-id-mongolia/id6773038939)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Sonor free?

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

### Is e free?

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

### Do Sonor or e have ads?

Neither Sonor nor e shows ads.

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

Sonor ships an update monthly, and e every 2 days. Most recently, Sonor was updated on November 7, 2026 and e on November 10, 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.*