# PromoSender vs OCR Server

The clearest difference is price: OCR Server at Free against PromoSender's $0.99. PromoSender's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

OCR Server is free to download; PromoSender costs $0.99 up front. OCR Server sells 1 one-off in-app purchase. PromoSender asks for nothing beyond the download.

PromoSender ships an update every 5 days, OCR Server every 4 days. The most recent releases landed on July 30, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | PromoSender | OCR Server |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/promosender/id6748636951/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Paid | — |
| Size | 10 MB | 19 MB |
| Requires iOS | **18.0** | 18.4 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [镇良 孙](https://appshunter.io/developer/1783611152) | [Wei-Cheng Ling](https://appshunter.io/developer/1155984309) |

## What reviewers say

### PromoSender

[App page](https://appshunter.io/ios/app/promosender/id6748636951)

Streamline your promotional campaigns with this coupon manager. Organize, track, and analyze discount codes for various platforms. Create shareable coupons and gain insights with real-time statistics.

**Highlights:** Intelligent project management, Bulk coupon management, Data analysis and statistics, Professional sharing features, Multilingual support

**Features:** macOS Compatibility

**In-app purchases:** none


### OCR Server

[App page](https://appshunter.io/ios/app/ocr-server/id6749533041)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy me a coffee | $4.99 | one-time |


## Frequently asked questions

### Is PromoSender free?

PromoSender costs $0.99, with no in-app purchases.

### Is OCR Server free?

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

### Do PromoSender or OCR Server have ads?

Neither PromoSender nor OCR Server shows ads.

### Which is updated more often, PromoSender or OCR Server?

PromoSender ships an update every 5 days, and OCR Server every 4 days. Most recently, PromoSender was updated on July 30, 2026 and OCR Server on September 8, 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.*