# CaptionSmith vs PostKit AI

The clearest difference is device support: CaptionSmith at 3 against PostKit AI's 1. On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. CaptionSmith sells 9 in-app purchases, starting at $2.99 per month and PostKit AI sells 7 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for CaptionSmith against 5.0 for PostKit AI. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

CaptionSmith ships an update every 5 days, PostKit AI every 6 days. The most recent releases landed on September 22, 2026 and September 1, 2026 respectively.

## The numbers

| Metric | CaptionSmith | PostKit AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/captionsmith/id6756801350/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/postkit-ai-content-studio/id6758730129/reviews) |
| Number of ratings | **2** | 1 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 22 MB | 21 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Arhaanth Reddy](https://appshunter.io/developer/1862486173) | [Lovesoft Yazilim](https://appshunter.io/developer/1770951123) |

## What reviewers say

### CaptionSmith

[App page](https://appshunter.io/ios/app/captionsmith/id6756801350)

This app uses AI to generate professional captions, titles, and keywords for your photos. It offers various templates and features like GPS awareness and stock photography optimization. Metadata embedding and iCloud sync are also included.

**Highlights:** AI-powered caption generation, 12 built-in caption templates, Auto-generate smart keywords, GPS-aware location captions, Stock photography presets, EXIF/IPTC metadata embedding, iCloud sync across devices

**Features:** Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50 Captions | $2.99 | per month |
| 200 Captions | $6.99 | per month |
| Unlimited Plan | $19.99 | per month |
| 200 Captions | $69.99 | per year |
| BYOK Annual | $99.99 | per year |
| Unlimited Captions | $199.99 | per year |
| Unlimited Captions | $74.99 | one-time |
| Lifetime - Mac | $74.99 | one-time |
| Lifetime - All Devices | $99.99 | one-time |


### PostKit AI

[App page](https://appshunter.io/ios/app/postkit-ai-content-studio/id6758730129)

This app helps creators generate platform-ready content using AI. It offers tools for creating captions, hooks, hashtags, carousels, and editing short videos with a timeline. Content can be exported for various social platforms.

**Highlights:** AI caption and hook generation, Trend-inspired content prompts, Carousel design with canvas editor, Timeline video editing, Export for social platforms, Multi-language support

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PostKit Weekly | $6.99 | per 7 days |
| PostKit Monthly | $19.99 | per month |
| PostKit Yearly | $149.99 | per year |
| 25 Credits Pack | $19.99 | one-time |
| 100 Credits | $29.99 | one-time |
| 250 Credits | $39.99 | one-time |
| 600 Credits Pack | $79.99 | one-time |


## Frequently asked questions

### Is CaptionSmith free?

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

### Is PostKit AI free?

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

### Which has better reviews, CaptionSmith or PostKit AI?

CaptionSmith and PostKit AI are both rated 5.0 out of 5 on the App Store, from 2 and 1 ratings respectively.

### Do CaptionSmith or PostKit AI have ads?

Neither CaptionSmith nor PostKit AI shows ads.

### Which is updated more often, CaptionSmith or PostKit AI?

CaptionSmith ships an update every 5 days, and PostKit AI every 6 days. Most recently, CaptionSmith was updated on September 22, 2026 and PostKit AI on September 1, 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.*