# Thumbnail Oracle vs PostMint

The clearest difference is update cadence: Thumbnail Oracle at every 2 days against PostMint's fortnightly. Thumbnail Oracle also leads on iOS requirement (17.6 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Thumbnail Oracle sells 2 in-app purchases, starting at $3.99 per month and PostMint sells 3 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Thumbnail Oracle ships an update every 2 days, PostMint fortnightly. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Thumbnail Oracle | PostMint |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Fortnightly |
| Size | 4 MB | 20 MB |
| Requires iOS | **17.6** | 26.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Brett Jones](https://appshunter.io/developer/1401362032) | [Moses Smith](https://appshunter.io/developer/1806941483) |

## What reviewers say

### Thumbnail Oracle

[App page](https://appshunter.io/ios/app/thumbnail-oracle/id6762021670)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Premium Yearly | $29.99 | per year |


### PostMint

[App page](https://appshunter.io/ios/app/postmint-hashtag-and-caption-ai/id6762214229)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $4.99 | per 7 days |
| Pro Monthly | $12.99 | per month |
| Pro Annual | $34.99 | per year |


## Frequently asked questions

### Is Thumbnail Oracle free?

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

### Is PostMint free?

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

### Do Thumbnail Oracle or PostMint have ads?

Neither Thumbnail Oracle nor PostMint shows ads.

### Which is updated more often, Thumbnail Oracle or PostMint?

Thumbnail Oracle ships an update every 2 days, and PostMint fortnightly. Most recently, Thumbnail Oracle was updated on October 14, 2026 and PostMint on October 17, 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.*