# Grain+ vs Open Prompter

The clearest difference is price: Open Prompter at Free against Grain+'s $0.99. Open Prompter also leads on rating (5.0 vs 4.8). Grain+'s advantage is update cadence (every 2 days vs fortnightly). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Open Prompter is free to download; Grain+ costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Open Prompter holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 4 and 4 respectively.

Grain+ ships an update every 2 days, Open Prompter fortnightly. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Grain+ | Open Prompter |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [4.8 (4 ratings)](https://appshunter.io/ios/app/grain-plus/id6763349392/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/open-prompter/id6763611915/reviews)** |
| Number of ratings | 4 | 4 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Fortnightly |
| Monetization | Free | Free |
| Size | 6 MB | 7 MB |
| Requires iOS | 18.2 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Benedikt Hannemann](https://appshunter.io/developer/1606632532) | [LELAND ANDREW DUTCHER](https://appshunter.io/developer/1884045633) |

## What reviewers say

### Grain+

[App page](https://appshunter.io/ios/app/grain-plus/id6763349392)

Easily add realistic film grain and noise to your photos with adjustable intensity and multiple grain sizes. This app offers a straightforward, ad-free experience with a single purchase for lifetime access.

**Highlights:** Add film grain and noise, Adjustable intensity, 3 grain sizes (fine, medium, coarse), Instant sharing, No ads or subscriptions, One-time purchase

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

**In-app purchases:** none


### Open Prompter

[App page](https://appshunter.io/ios/app/open-prompter/id6763611915)

Record content with a teleprompter that reads markdown files directly from your device. Features voice tracking, customizable text, and front camera recording. Seamlessly saves videos to your Photos and script folders.

**Highlights:** Reads markdown files from iCloud, Obsidian, or Files, On-device voice tracking for scroll synchronization, Front camera recording with picture-in-picture, Adjustable font size, scroll speed, and legibility fonts, Horizontal and vertical mirroring for teleprompter rigs, Bluetooth remote support for playback control, Open source and no account required

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

**In-app purchases:** none


## Frequently asked questions

### Is Grain+ free?

Grain+ costs $0.99, with no in-app purchases.

### Is Open Prompter free?

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

### Which has better reviews, Grain+ or Open Prompter?

Open Prompter is rated higher. Grain+ averages 4.8 out of 5 from 4 ratings, while Open Prompter averages 5.0 from 4 ratings.

### Do Grain+ or Open Prompter have ads?

Neither Grain+ nor Open Prompter shows ads.

### Which is updated more often, Grain+ or Open Prompter?

Grain+ ships an update every 2 days, and Open Prompter fortnightly. Most recently, Grain+ was updated on October 13, 2026 and Open Prompter on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*