# SENCOR vs Stamp Recording

The clearest difference is in-app purchases: SENCOR at none against Stamp Recording's 2. SENCOR also leads on ads (none vs shown) and iOS requirement (11.0 vs 15.0). Stamp Recording's advantage is update cadence (fortnightly vs every 29 months). On price and device support there is nothing between them.

Both are free to download. Stamp Recording sells 2 in-app purchases, starting at $2.99 per month. SENCOR asks for nothing beyond the download.

SENCOR ships an update every 29 months, Stamp Recording fortnightly. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SENCOR | Stamp Recording |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 29 months | **Fortnightly** |
| Size | 54 MB | 50 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Robozone Technology Co.,Ltd.](https://appshunter.io/developer/1575334259) | [XIANGQING ZHANG](https://appshunter.io/developer/1827959819) |

## What reviewers say

### SENCOR

[App page](https://appshunter.io/ios/app/sencor/id1515653580)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stamp Recording

[App page](https://appshunter.io/ios/app/stamp-recording/id6751178996)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Annual Premium (Save 17%) | $29.99 | per year |


## Frequently asked questions

### Is SENCOR free?

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

### Is Stamp Recording free?

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

### Do SENCOR or Stamp Recording have ads?

Stamp Recording shows ads; SENCOR does not.

### Which is updated more often, SENCOR or Stamp Recording?

SENCOR ships an update every 29 months, and Stamp Recording fortnightly. Most recently, SENCOR was updated on October 27, 2026 and Stamp Recording 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.*