# SMTPTester vs Binarrator

The clearest difference is rating: Binarrator at 3.0 against SMTPTester's 1.0. Binarrator also leads on update cadence (every 2 months vs every 11 months). SMTPTester's advantage is review sentiment (20% vs 0%) and device support (4 vs 1). On price, ratings volume, ads and in-app purchases there is nothing between them.

SMTPTester costs $0.99 and Binarrator $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Binarrator holds the better App Store score, 3.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews complicate that: 20% of SMTPTester's written reviews are positive against 0% of Binarrator's, so the app with the better star average is not the one people write more warmly about.

SMTPTester ships an update every 11 months, Binarrator every 2 months. The most recent releases landed on October 15, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SMTPTester | Binarrator |
| --- | --- | --- |
| Price | $0.99 | $0.99 |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/smtptester-test-smtp-service/id1633950905/reviews) | **[3.0 (1 ratings)](https://appshunter.io/ios/app/binarrator-binary-translator/id6463489384/reviews)** |
| Number of ratings | 1 | 1 |
| Positive reviews | **20.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 11 months | **Every 2 months** |
| Monetization | Paid | Paid |
| Best chart rank | #165 | **#135** |
| Size | 25 MB | 1 MB |
| Requires iOS | **11.0** | 16.4 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [峰 高](https://appshunter.io/developer/1456326418) | [Ludvig Valdemar Soerensen](https://appshunter.io/developer/1603304344) |

## What reviewers say

### SMTPTester

[App page](https://appshunter.io/ios/app/smtptester-test-smtp-service/id1633950905)

**Currently charting:** #165 Top Paid · Developer Tools (US App Store)

This tool allows users to test SMTP server functionality by sending emails. It helps identify and log any errors encountered during the testing process.

**Highlights:** SMTP server testing, Email sending, Error logging, Server address input, User information input

**Features:** Vision Pro support

**In-app purchases:** none


### Binarrator

[App page](https://appshunter.io/ios/app/binarrator-binary-translator/id6463489384)

**Currently charting:** #135 Top Paid · Developer Tools (US App Store)

Convert text into binary code and vice versa with a single tap. This straightforward tool simplifies the process of encoding and decoding binary information.

**Highlights:** Text to binary translation, Binary to text translation, One-click conversion, Simple user interface, Ad-free experience

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

**In-app purchases:** none


## Frequently asked questions

### Is SMTPTester free?

SMTPTester costs $0.99, with no in-app purchases.

### Is Binarrator free?

Binarrator costs $0.99, with no in-app purchases.

### Which has better reviews, SMTPTester or Binarrator?

Binarrator is rated higher. SMTPTester averages 1.0 out of 5 from 1 ratings, while Binarrator averages 3.0 from 1 ratings.

### Do SMTPTester or Binarrator have ads?

Neither SMTPTester nor Binarrator shows ads.

### Which is updated more often, SMTPTester or Binarrator?

SMTPTester ships an update every 11 months, and Binarrator every 2 months. Most recently, SMTPTester was updated on October 15, 2026 and Binarrator on October 8, 2026.

### Which is more popular, SMTPTester or Binarrator?

SMTPTester currently peaks at #165 in the App Store charts, and Binarrator at #135. Chart position reflects recent download velocity rather than total install base.

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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.*