# Call Manager vs Watr Matr

The clearest difference is in-app purchases: Call Manager at none against Watr Matr's 7. Call Manager also leads on ads (none vs shown) and iOS requirement (10.0 vs 16.6). On price, update cadence and device support there is nothing between them.

Both are free to download. Watr Matr sells 7 in-app purchases, starting at $3.99 per month. Call Manager asks for nothing beyond the download.

Call Manager ships an update every 3 months, Watr Matr every 2 months. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Call Manager | Watr Matr |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/call-manager/id1441938292/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 6.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free | — |
| Size | 34 MB | 11 MB |
| Requires iOS | **10.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PT Telekomunikasi Selular](https://appshunter.io/developer/580104222) | [Ranjan Mallick](https://appshunter.io/developer/838838477) |

## What reviewers say

### Call Manager

[App page](https://appshunter.io/ios/app/call-manager/id1441938292)

Temporarily block incoming calls with custom tone alerts based on your activity profiles. Set up profiles like 'DRIVING' to inform callers you're unavailable without missing important notifications.

**Highlights:** Temporary call blocking, Custom tone alerts for callers, Activity-based profiles (e.g., Driving), Inform callers of unavailability

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

**In-app purchases:** none


### Watr Matr

[App page](https://appshunter.io/ios/app/watr-matr-hydration-log/id6775948192)

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

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Yearly | $24.99 | per year |
| Coins 100 | $0.99 | one-time |
| Coins 500 | $3.99 | one-time |
| Coins 1200 | $7.99 | one-time |
| Coins 2500 | $14.99 | one-time |
| Coins 5000 | $24.99 | one-time |


## Frequently asked questions

### Is Call Manager free?

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

### Is Watr Matr free?

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

### Do Call Manager or Watr Matr have ads?

Watr Matr shows ads; Call Manager does not.

### Which is updated more often, Call Manager or Watr Matr?

Call Manager ships an update every 3 months, and Watr Matr every 2 months. Most recently, Call Manager was updated on November 2, 2026 and Watr Matr on October 31, 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.*