# CallersIQ vs Rednote ESS

CallersIQ and Rednote ESS are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

CallersIQ ships an update every 2 months, Rednote ESS every 4 weeks. The most recent releases landed on September 16, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | CallersIQ | Rednote ESS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/callersiq/id1404179475/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Free | — |
| Size | 27 MB | 67 MB |
| Requires iOS | **14.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Amir Danaei](https://appshunter.io/developer/1404179474) | [Rednote](https://appshunter.io/developer/1738754334) |

## What reviewers say

### CallersIQ

[App page](https://appshunter.io/ios/app/callersiq/id1404179475)

This business application helps users manage customer relationships and drive sales. It allows access to contacts, communication tools, profile editing, and deal management. Users can also track activity history and manage tasks.

**Highlights:** Customer Lifecycle Management, Contact List Access, Messaging (Send/Receive), Profile Editing, Deal Management, Task Management, Activity History Tracking

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

**In-app purchases:** none


### Rednote ESS

[App page](https://appshunter.io/ios/app/rednote-ess/id6743517095)

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

**In-app purchases:** none


## Frequently asked questions

### Is CallersIQ free?

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

### Is Rednote ESS free?

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

### Do CallersIQ or Rednote ESS have ads?

Neither CallersIQ nor Rednote ESS shows ads.

### Which is updated more often, CallersIQ or Rednote ESS?

CallersIQ ships an update every 2 months, and Rednote ESS every 4 weeks. Most recently, CallersIQ was updated on September 16, 2026 and Rednote ESS on September 9, 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.*