# C2CRM vs Quantum CRM

The clearest difference is in-app purchases: C2CRM at none against Quantum CRM's 2. C2CRM also leads on ratings volume (18 vs 1). Quantum CRM's advantage is update cadence (every 4 days vs every 3 weeks) and iOS requirement (13.0 vs 15.6). On price, rating, ads and device support there is nothing between them.

Both are free to download. Quantum CRM sells 2 in-app purchases, starting at $32.99 per month. C2CRM asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for C2CRM against 5.0 for Quantum CRM. That said, the two scores are not equally well evidenced: C2CRM has 18 ratings behind it against 1, so its average is the more settled of the two.

C2CRM ships an update every 3 weeks, Quantum CRM every 4 days. The most recent releases landed on September 9, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | C2CRM | Quantum CRM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (18 ratings)](https://appshunter.io/ios/app/c2crm/id605389749/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/quantum-crm/id6469711108/reviews)** |
| Number of ratings | **18** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | **Free** | Subscription |
| Size | 23 MB | 47 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Clear C2, Inc](https://appshunter.io/developer/605389752) | [Veritas Asset Management, Inc.](https://appshunter.io/developer/1541183159) |

## 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


### Quantum CRM

[App page](https://appshunter.io/ios/app/quantum-crm/id6469711108)

This app provides enhanced searching, tracking, and updating of federal solicitations. It offers an intuitive interface to find federal opportunities, receive alerts, and manage important documents. The goal is to simplify the federal procurement process for businesses.

**Highlights:** Enhanced federal solicitation searching, Intuitive and fast interface, Immediate access on mobile, Setup saved searches, Daily email alerts, Track solicitations and amendments, Share solicitations and files

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Quantum CRM Base Monthly | $32.99 | per month |
| Quantum CRM Base Yearly | $264.99 | per year |


## Frequently asked questions

### Is C2CRM free?

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

### Is Quantum CRM free?

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

### Which has better reviews, C2CRM or Quantum CRM?

Quantum CRM is rated higher. C2CRM averages 4.9 out of 5 from 18 ratings, while Quantum CRM averages 5.0 from 1 ratings.

### Do C2CRM or Quantum CRM have ads?

Neither C2CRM nor Quantum CRM shows ads.

### Which is updated more often, C2CRM or Quantum CRM?

C2CRM ships an update every 3 weeks, and Quantum CRM every 4 days. Most recently, C2CRM was updated on September 9, 2026 and Quantum CRM on June 2, 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.*