# SEIS Mobile vs VoxSync

The clearest difference is in-app purchases: SEIS Mobile at none against VoxSync's 5. SEIS Mobile also leads on ads (none vs shown). VoxSync's advantage is update cadence (every 5 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. VoxSync sells 5 one-off in-app purchases. SEIS Mobile asks for nothing beyond the download.

SEIS Mobile ships an update every 3 weeks, VoxSync every 5 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | SEIS Mobile | VoxSync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 60 MB | 125 MB |
| Requires iOS | **15.5** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Office of the Civil Service Commission (OCSC)](https://appshunter.io/developer/1474560378) | [Tanawat Arthan](https://appshunter.io/developer/1439215658) |

## What reviewers say

### SEIS Mobile

[App page](https://appshunter.io/ios/app/seis-mobile/id6741203924)

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

**In-app purchases:** none


### VoxSync

[App page](https://appshunter.io/ios/app/voxsync-ai/id6762347618)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 เครดิต | $0.99 | one-time |
| 120 เครดิต | $2.99 | one-time |
| 300 เครดิต | $4.99 | one-time |
| 700 เครดิต | $9.99 | one-time |
| 1500 เครดิต | $19.99 | one-time |


## Frequently asked questions

### Is SEIS Mobile free?

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

### Is VoxSync free?

VoxSync is free to download, with in-app purchases available.

### Do SEIS Mobile or VoxSync have ads?

VoxSync shows ads; SEIS Mobile does not.

### Which is updated more often, SEIS Mobile or VoxSync?

SEIS Mobile ships an update every 3 weeks, and VoxSync every 5 days. Most recently, SEIS Mobile was updated on October 24, 2026 and VoxSync on October 25, 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.*