# Zero vs BubbleGum CrackerJack

The clearest difference is update cadence: BubbleGum CrackerJack at daily against Zero's monthly. BubbleGum CrackerJack also leads on iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Zero ships an update monthly, BubbleGum CrackerJack daily. The most recent releases landed on October 17, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Zero | BubbleGum CrackerJack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/zero-email-for-attorneys/id1216474378/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Free | — |
| Size | 207 MB | 4 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Aderant Holdings Inc.](https://appshunter.io/developer/896510525) | [KidBasic Corporation](https://appshunter.io/developer/1223361518) |

## What reviewers say

### Zero

[App page](https://appshunter.io/ios/app/zero-email-for-attorneys/id1216474378)

This email client is designed for legal professionals to streamline their workflow and increase billable hours. It offers features like predictive filing, inbox sorting, recipient verification, and automatic time tracking for client communications, all while adhering to strict security standards.

**Highlights:** Predictive message filing, Inbox sorting by importance/sender, Wrong recipient warnings, Automatic time tracking, On-device AI processing, Strict security standards

**Features:** macOS Compatibility

**In-app purchases:** none


### BubbleGum CrackerJack

[App page](https://appshunter.io/ios/app/bubblegum-crackerjack/id6469188432)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Zero free?

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

### Is BubbleGum CrackerJack free?

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

### Do Zero or BubbleGum CrackerJack have ads?

Neither Zero nor BubbleGum CrackerJack shows ads.

### Which is updated more often, Zero or BubbleGum CrackerJack?

Zero ships an update monthly, and BubbleGum CrackerJack daily. Most recently, Zero was updated on October 17, 2026 and BubbleGum CrackerJack on September 29, 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.*