# Sendra 2 vs ZeroBounce

The clearest difference is in-app purchases: Sendra 2 at none against ZeroBounce's 7. ZeroBounce's advantage is update cadence (every 9 days vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ZeroBounce sells 7 one-off in-app purchases. Sendra 2 asks for nothing beyond the download.

Sendra 2 ships an update every 2 months, ZeroBounce every 9 days. The most recent releases landed on September 8, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Sendra 2 | ZeroBounce |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/zerobounce/id1671793296/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 9 days** |
| Monetization | — | Free with in-app purchases |
| Size | 55 MB | 68 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CO.M.P.ES. S.p.A](https://appshunter.io/developer/1499059075) | [ZeroBounce](https://appshunter.io/developer/1671793298) |

## What reviewers say

### Sendra 2

[App page](https://appshunter.io/ios/app/sendra-2/id1499059076)

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Sendra 2 free?

Sendra 2 is free to download, with no in-app purchases.

### Is ZeroBounce free?

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

### Do Sendra 2 or ZeroBounce have ads?

Neither Sendra 2 nor ZeroBounce shows ads.

### Which is updated more often, Sendra 2 or ZeroBounce?

Sendra 2 ships an update every 2 months, and ZeroBounce every 9 days. Most recently, Sendra 2 was updated on September 8, 2026 and ZeroBounce on September 23, 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.*