# ZeroBounce vs Sender

The clearest difference is rating: ZeroBounce at 5.0 against Sender's 4.5. ZeroBounce also leads on update cadence (every 9 days vs monthly) and iOS requirement (15.0 vs 17). Sender's advantage is in-app purchases (none vs 7). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. ZeroBounce sells 7 one-off in-app purchases. Sender asks for nothing beyond the download.

ZeroBounce holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 3 and 2 respectively.

ZeroBounce ships an update every 9 days, Sender monthly. The most recent releases landed on September 23, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | ZeroBounce | Sender |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/zerobounce/id1671793296/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/sender-send-only-email/id6453167537/reviews) |
| Number of ratings | **3** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 68 MB | 13 MB |
| Requires iOS | **15.0** | 17 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [ZeroBounce](https://appshunter.io/developer/1671793298) | [Serhii Pryimachuk](https://appshunter.io/developer/1675875796) |

## What reviewers say

### ZeroBounce

[App page](https://appshunter.io/ios/app/zerobounce/id1671793296)

This service offers a fast and secure way to validate email addresses, ensuring your messages reach their intended recipients. It helps improve open rates and ROI with high accuracy, AI-driven scoring, and deliverability tools.

**Highlights:** Email list validation, Real-time bulk checking, AI-driven email scoring, Deliverability tools, Blacklist alerts

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2000 credits | $39.00 | one-time |
| 5000 credits | $69.00 | one-time |
| 10000 credits | $129.00 | one-time |
| 25000 credits | $274.99 | one-time |
| 50000 credits | $499.00 | one-time |
| 100000 credits | $649.00 | one-time |
| 250000 credits | $1000.00 | one-time |


### Sender

[App page](https://appshunter.io/ios/app/sender-send-only-email/id6453167537)

This app provides a focused way to send emails without the distraction of an inbox. It utilizes SMTP to send messages, allowing you to connect your preferred email provider. Ideal for quick dispatches when you need to avoid the complexities of a traditional email client.

**Highlights:** Send emails only, No inbox or distractions, SMTP protocol support, Connect your email provider, Create specific app passwords, Inbox-stressless phone experience

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ZeroBounce free?

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

### Is Sender free?

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

### Which has better reviews, ZeroBounce or Sender?

ZeroBounce is rated higher. ZeroBounce averages 5.0 out of 5 from 3 ratings, while Sender averages 4.5 from 2 ratings.

### Do ZeroBounce or Sender have ads?

Neither ZeroBounce nor Sender shows ads.

### Which is updated more often, ZeroBounce or Sender?

ZeroBounce ships an update every 9 days, and Sender monthly. Most recently, ZeroBounce was updated on September 23, 2026 and Sender on September 8, 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.*