# SDB Power vs Sesor Express

The clearest difference is ads: SDB Power at none against Sesor Express's shown. Sesor Express's advantage is update cadence (every 6 days vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

SDB Power ships an update every 2 months, Sesor Express every 6 days. The most recent releases landed on July 6, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | SDB Power | Sesor Express |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 6 days** |
| Size | 81 MB | 101 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [SHENG DE BAO INVESTMENT CO.,LTD.](https://appshunter.io/developer/1813354245) | [Westec Corporation](https://appshunter.io/developer/1680990177) |

## What reviewers say

### SDB Power

[App page](https://appshunter.io/ios/app/sdb-power/id6745690026)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sesor Express

[App page](https://appshunter.io/ios/app/sesor-express/id6746038311)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is SDB Power free?

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

### Is Sesor Express free?

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

### Do SDB Power or Sesor Express have ads?

Sesor Express shows ads; SDB Power does not.

### Which is updated more often, SDB Power or Sesor Express?

SDB Power ships an update every 2 months, and Sesor Express every 6 days. Most recently, SDB Power was updated on July 6, 2026 and Sesor Express on September 12, 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.*