# Shelfie vs PromptCodex

The clearest difference is price: PromptCodex at Free against Shelfie's $0.49. Shelfie's advantage is in-app purchases (none vs 2) and update cadence (every 5 days vs every 2 months). On ads, device support and iOS requirement there is nothing between them.

PromptCodex is free to download; Shelfie costs $0.49 up front. PromptCodex sells 2 in-app purchases, starting at $2.99 per month. Shelfie asks for nothing beyond the download.

Shelfie ships an update every 5 days, PromptCodex every 2 months. Both last shipped on October 25, 2026.

## The numbers

| Metric | Shelfie | PromptCodex |
| --- | --- | --- |
| Price | $0.49 | **Free** |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/promptcodex-ai-library/id6763639533/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 75 MB |
| Requires iOS | **26.0** | 26.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BCLG APPS PTY LTD](https://appshunter.io/developer/1468258240) | [Life Utility Apps, LLC](https://appshunter.io/developer/1721977600) |

## What reviewers say

### Shelfie

[App page](https://appshunter.io/ios/app/shelfie/id6762543110)

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

**In-app purchases:** none


### PromptCodex

[App page](https://appshunter.io/ios/app/promptcodex-ai-library/id6763639533)

Manage and reuse AI prompts for various language models in a structured library. Create dynamic prompts with variables, save variants, and track usage. All data remains on your device for enhanced privacy.

**Highlights:** Organize prompts with folders, categories, and tags, Create dynamic prompts with placeholders, Save and compare prompt variants, Browse and import curated sample prompts, Track prompt copy counts and usage, Offline functionality and device-only data storage, Secure with Face ID/Touch ID

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Lifetime Access | $14.99 | one-time |


## Frequently asked questions

### Is Shelfie free?

Shelfie costs $0.49, with no in-app purchases.

### Is PromptCodex free?

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

### Do Shelfie or PromptCodex have ads?

Neither Shelfie nor PromptCodex shows ads.

### Which is updated more often, Shelfie or PromptCodex?

Shelfie ships an update every 5 days, and PromptCodex every 2 months. Most recently, Shelfie was updated on October 25, 2026 and PromptCodex 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.*