# Prompts by E vs TrackSub

The clearest difference is in-app purchases: TrackSub at none against Prompts by E's 1. TrackSub also leads on iOS requirement (17.6 vs 26.0). Prompts by E's advantage is update cadence (every 2 months vs every 4 months). On price, ads and device support there is nothing between them.

Both are free to download. Prompts by E sells 1 in-app purchase, starting at $0.99 per month. TrackSub asks for nothing beyond the download.

Prompts by E ships an update every 2 months, TrackSub every 4 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Prompts by E | TrackSub |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/prompts-by-e-string/id6450276417/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free with in-app purchases | — |
| Size | 18 MB | 2 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [E-String Technologies, Inc.](https://appshunter.io/developer/294199643) | [Sezai Enes YILDIZHAN](https://appshunter.io/developer/1798806321) |

## What reviewers say

### Prompts by E

[App page](https://appshunter.io/ios/app/prompts-by-e-string/id6450276417)

This app helps you create, manage, and use AI prompt templates. It generates easy-to-fill forms for your prompts and copies the final output to your clipboard for use in other generative AI applications.

**Highlights:** Create and manage prompt templates, Generate easy-to-fill forms for prompts, Copy generated prompts to clipboard, Use with generative AI apps, Intuitive interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Prompts Pro Monthly | $0.99 | per month |


### TrackSub

[App page](https://appshunter.io/ios/app/tracksub/id6742515312)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Prompts by E free?

Prompts by E is free to download, with in-app purchases available.

### Is TrackSub free?

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

### Do Prompts by E or TrackSub have ads?

Neither Prompts by E nor TrackSub shows ads.

### Which is updated more often, Prompts by E or TrackSub?

Prompts by E ships an update every 2 months, and TrackSub every 4 months. Most recently, Prompts by E was updated on October 30, 2026 and TrackSub 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.*