# Post SMTP vs Gistleaf

The clearest difference is update cadence: Gistleaf at every 3 days against Post SMTP's every 6 weeks. Post SMTP's advantage is iOS requirement (13.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Post SMTP sells 2 in-app purchases, starting at $4.99 per month and Gistleaf sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Post SMTP ships an update every 6 weeks, Gistleaf every 3 days. The most recent releases landed on October 12, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Post SMTP | Gistleaf |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Freemium | — |
| Size | 23 MB | 14 MB |
| Requires iOS | **13.4** | 18.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ahmed ElDin](https://appshunter.io/developer/516932416) | [Ailancer](https://appshunter.io/developer/1828035577) |

## What reviewers say

### Post SMTP

[App page](https://appshunter.io/ios/app/post-smtp/id6473368559)

Monitor WordPress email delivery and troubleshoot failures from your mobile device. Get instant notifications for issues, preview email content, and resend failed messages with ease. Connect to multiple WordPress sites and various SMTP services.

**Highlights:** Email delivery monitoring, Failure notifications, Resend failed emails, Email content preview, Multiple site support, SMTP service integration

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Access | $4.99 | per month |
| Annual Pro Access | $39.99 | per year |


### Gistleaf

[App page](https://appshunter.io/ios/app/gistleaf-voice-notes/id6813644869)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $2.99 | per 7 days |
| Premium Monthly | $7.99 | per month |
| Premium Annual | $44.99 | per year |


## Frequently asked questions

### Is Post SMTP free?

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

### Is Gistleaf free?

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

### Do Post SMTP or Gistleaf have ads?

Neither Post SMTP nor Gistleaf shows ads.

### Which is updated more often, Post SMTP or Gistleaf?

Post SMTP ships an update every 6 weeks, and Gistleaf every 3 days. Most recently, Post SMTP was updated on October 12, 2026 and Gistleaf on October 13, 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.*