# MSR Mail Tracker vs Remindex

The clearest difference is in-app purchases: MSR Mail Tracker at none against Remindex's 3. MSR Mail Tracker also leads on iOS requirement (11.0 vs 16.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Remindex sells 3 in-app purchases, starting at $5.99 per 7 days. MSR Mail Tracker asks for nothing beyond the download.

MSR Mail Tracker ships an update every 3 months, Remindex every 6 months. The most recent releases landed on September 6, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | MSR Mail Tracker | Remindex |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 6 months |
| Size | 21 MB | 10 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TRACKEX LLC](https://appshunter.io/developer/1492982032) | [Vikram Singh](https://appshunter.io/developer/1800895019) |

## What reviewers say

### MSR Mail Tracker

[App page](https://appshunter.io/ios/app/msr-mail-tracker/id6449599992)

**Features:** macOS Compatibility

**In-app purchases:** none


### Remindex

[App page](https://appshunter.io/ios/app/remindex-reminder-app/id6752260157)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Access Weekly | $5.99 | per 7 days |
| Premium Access Yearly | $39.99 | per year |
| Remindex Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is MSR Mail Tracker free?

MSR Mail Tracker is free to download, with no in-app purchases.

### Is Remindex free?

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

### Do MSR Mail Tracker or Remindex have ads?

Neither MSR Mail Tracker nor Remindex shows ads.

### Which is updated more often, MSR Mail Tracker or Remindex?

MSR Mail Tracker ships an update every 3 months, and Remindex every 6 months. Most recently, MSR Mail Tracker was updated on September 6, 2026 and Remindex on September 17, 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.*