# Constant Contact vs Supra One

The clearest difference is rating: Constant Contact at 4.8 against Supra One's 1.2. Constant Contact also leads on review sentiment (34% vs 3%) and ratings volume (11K vs 101). Supra One's advantage is iOS requirement (16.4 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

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

Constant Contact holds the better App Store score, 4.8 against 1.2. That said, the two scores are not equally well evidenced: Constant Contact has 11K ratings behind it against 101, so its average is the more settled of the two. Written reviews point the same way: 34% of Constant Contact's written reviews are positive against 3% of Supra One's.

Both ship on a similar rhythm, roughly fortnightly. The most recent releases landed on November 7, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Constant Contact | Supra One |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (11K ratings)](https://appshunter.io/ios/app/constant-contact/id880731821/reviews)** | [1.2 (101 ratings)](https://appshunter.io/ios/app/supra-one/id1493427772/reviews) |
| Number of ratings | **11K** | 101 |
| Positive reviews | **33.6% of reviews** | 3.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | Fortnightly |
| Monetization | Free | Free |
| Size | 286 MB | 109 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Constant Contact, Inc.](https://appshunter.io/developer/329744934) | [Supra](https://appshunter.io/developer/379909269) |

## What reviewers say

### Constant Contact

[App page](https://appshunter.io/ios/app/constant-contact/id880731821)

This app is an all-in-one marketing platform for small businesses. It allows users to create and manage email, social media, and SMS campaigns, track performance, and streamline contact management with a built-in CRM. Get started quickly with intuitive tools and AI assistance for content generation.

**Highlights:** Create professional email campaigns, Track campaign performance, Streamline contact management (CRM), Compose social posts, Manage brand assets on the go, AI content assistance

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Convenient mobile experience
- 🚀 Efficient email scheduling
- 💯 Exceptional customer service

**What reviewers complain about**

- 🐛 Buggy and unstable app
- 🚫 Limited functionality compared to desktop
- 💰 Expensive with questionable value

**Reported bugs**

- App crashes when accessing photo library
- Inconsistent sync between app and website
- Unreliable email delivery from mobile app

**Requested features**

- Ability to edit emails created on desktop
- Improved mobile-friendly templates
- Real-time contact and campaign analytics


### Supra One

[App page](https://appshunter.io/ios/app/supra-one/id1493427772)

Manage real estate showings, lockbox access, and transactions in one app. Features include digital key access, scheduling tools, and transaction management with collaboration. Offers insights and analytics for smarter job completion.

**Highlights:** Digital lockbox key access, Showing management and scheduling, Managed access for non-members, Showing insights and analytics, Transaction management, Smart Offers comparison

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Intuitive interface
- 💡 Exclusive access to other board listings
- 👍 Helpful for managing showings

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- ⏱️ Extremely slow load times
- 🤯 Unreliable and buggy
- 😤 Forces app updates
- 🤔 Lacking key features compared to competitors

**Reported bugs**

- Login issues and lost credentials
- Inconsistent performance across devices
- Showing instructions not loading properly

**Requested features**

- Allow manual calendar integration
- Improve notification system
- Add MLS number display
- Provide better admin functionality


## Frequently asked questions

### Is Constant Contact free?

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

### Is Supra One free?

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

### Which has better reviews, Constant Contact or Supra One?

Constant Contact is rated higher. Constant Contact averages 4.8 out of 5 from 11K ratings, while Supra One averages 1.2 from 101 ratings.

### Do Constant Contact or Supra One have ads?

Neither Constant Contact nor Supra One shows ads.

### Which is updated more often, Constant Contact or Supra One?

Constant Contact ships an update fortnightly, and Supra One fortnightly. Most recently, Constant Contact was updated on November 7, 2026 and Supra One on November 3, 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.*