# Mailboxx vs ResearchXP

The clearest difference is review sentiment: Mailboxx at 67% against ResearchXP's 0%. ResearchXP's advantage is update cadence (monthly vs every 4 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Mailboxx ships an update every 4 months, ResearchXP monthly. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Mailboxx | ResearchXP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (7 ratings)](https://appshunter.io/ios/app/mailboxx/id6470212647/reviews)** | — |
| Number of ratings | **7** | — |
| Positive reviews | **66.7% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Monthly** |
| Monetization | Free | Free |
| Size | 53 MB | 28 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Mailboxx LLC](https://appshunter.io/developer/1713182578) | [Exact Insight](https://appshunter.io/developer/1895777073) |

## What reviewers say

### Mailboxx

[App page](https://appshunter.io/ios/app/mailboxx/id6470212647)

Consolidate unwanted calls, texts, and emails into one interface. Discover local and national businesses and manage spam efficiently. Explore new opportunities you might have missed.

**Highlights:** Consolidates calls, texts, and emails, Spam management, Business discovery, Unified interface, Explore local and national businesses

**Features:** Apple Wallet

**In-app purchases:** none


### ResearchXP

[App page](https://appshunter.io/ios/app/researchxp/id6764430003)

Earn real rewards by participating in market research. Answer surveys and complete fun quests to earn XP redeemable for gift cards. You control the data you share, ensuring your privacy and ownership.

**Highlights:** Answer surveys and quests, Earn XP for rewards, Redeem for gift cards, Control data sharing, View shared data in Data Vault, Game-like quest design

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

**In-app purchases:** none


## Frequently asked questions

### Is Mailboxx free?

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

### Is ResearchXP free?

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

### Do Mailboxx or ResearchXP have ads?

Neither Mailboxx nor ResearchXP shows ads.

### Which is updated more often, Mailboxx or ResearchXP?

Mailboxx ships an update every 4 months, and ResearchXP monthly. Most recently, Mailboxx was updated on November 3, 2026 and ResearchXP on November 5, 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.*