# C2CRM vs KE2 Service Tool

The clearest difference is review sentiment: C2CRM at 100% against KE2 Service Tool's 50%. C2CRM also leads on rating (4.9 vs 4.5). KE2 Service Tool's advantage is iOS requirement (13.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

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

C2CRM holds the better App Store score, 4.9 against 4.5. Both are backed by a comparable volume of ratings — 18 and 8 respectively. Written reviews point the same way: 100% of C2CRM's written reviews are positive against 50% of KE2 Service Tool's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 13, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | C2CRM | KE2 Service Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (18 ratings)](https://appshunter.io/ios/app/c2crm/id605389749/reviews)** | [4.5 (8 ratings)](https://appshunter.io/ios/app/ke2-service-tool/id6443488406/reviews) |
| Number of ratings | **18** | 8 |
| Positive reviews | **100.0% of reviews** | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free | Free |
| Size | 23 MB | 62 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Clear C2, Inc](https://appshunter.io/developer/605389752) | [KE2 Therm Solutions](https://appshunter.io/developer/1646449848) |

## What reviewers say

### C2CRM

[App page](https://appshunter.io/ios/app/c2crm/id605389749)

This mobile application extends the functionality of a desktop CRM to your phone and tablet. It allows users to create, view, and edit all customer records, access custom fields, and get real-time updates on open issues. Manage client communications and build your sales pipeline directly from your device.

**Highlights:** Create, view, edit records, Access custom fields, Real-time issue updates, Client communication management, Build sales pipeline, Daily snapshot view

**Features:** macOS Compatibility

**In-app purchases:** none


### KE2 Service Tool

[App page](https://appshunter.io/ios/app/ke2-service-tool/id6443488406)

This tool enables users to discover and manage KE2 Therm Controllers and Sensors on their local network. It supports both ethernet and wireless connections for seamless device management.

**Highlights:** Local device discovery, Manage KE2 Therm Controllers, Manage KE2 Therm Sensors, Ethernet connection support, Wireless connection support

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is C2CRM free?

C2CRM is free to download, with no in-app purchases.

### Is KE2 Service Tool free?

KE2 Service Tool is free to download, with no in-app purchases.

### Which has better reviews, C2CRM or KE2 Service Tool?

C2CRM is rated higher. C2CRM averages 4.9 out of 5 from 18 ratings, while KE2 Service Tool averages 4.5 from 8 ratings.

### Do C2CRM or KE2 Service Tool have ads?

Neither C2CRM nor KE2 Service Tool shows ads.

### Which is updated more often, C2CRM or KE2 Service Tool?

C2CRM ships an update every 3 weeks, and KE2 Service Tool every 3 weeks. Most recently, C2CRM was updated on October 13, 2026 and KE2 Service Tool on October 21, 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.*