# Partron ESL Manager vs Solum E

Partron ESL Manager and Solum 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.

Partron ESL Manager ships an update every 3 months, Solum E every 2 months. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Partron ESL Manager | Solum E |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 21 MB | 40 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [PARTRON ESL CO., LTD.](https://appshunter.io/developer/1444539455) | [SoluM](https://appshunter.io/developer/1246070201) |

## What reviewers say

### Partron ESL Manager

[App page](https://appshunter.io/ios/app/partron-esl-manager/id6714452870)

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

**In-app purchases:** none


### Solum E

[App page](https://appshunter.io/ios/app/solum-e-paper/id6759361516)

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

**In-app purchases:** none


## Frequently asked questions

### Is Partron ESL Manager free?

Partron ESL Manager is free to download, with no in-app purchases.

### Is Solum E free?

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

### Do Partron ESL Manager or Solum E have ads?

Neither Partron ESL Manager nor Solum E shows ads.

### Which is updated more often, Partron ESL Manager or Solum E?

Partron ESL Manager ships an update every 3 months, and Solum E every 2 months. Most recently, Partron ESL Manager was updated on October 27, 2026 and Solum E on October 28, 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.*