# InstAddr vs CardCosmic

The clearest difference is review sentiment: InstAddr at 86% against CardCosmic's 27%. InstAddr also leads on rating (4.5 vs 4.3). CardCosmic's advantage is in-app purchases (none vs 2) and ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. InstAddr sells 2 in-app purchases, starting at $1.49 per month. CardCosmic asks for nothing beyond the download.

InstAddr holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 956 and 3K respectively. Written reviews point the same way: 86% of InstAddr's written reviews are positive against 27% of CardCosmic's.

InstAddr ships an update monthly, CardCosmic every 3 weeks. The most recent releases landed on October 16, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | InstAddr | CardCosmic |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (956 ratings)](https://appshunter.io/ios/app/instaddr/id806157957/reviews)** | [4.3 (3K ratings)](https://appshunter.io/ios/app/cardcosmic/id6756063147/reviews) |
| Number of ratings | 956 | **3K** |
| Positive reviews | **86.5% of reviews** | 26.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | — | **#193** |
| Size | 27 MB | 105 MB |
| Requires iOS | **14.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Aki Ueno](https://appshunter.io/developer/717956926) | [CardCosmic, Inc.](https://appshunter.io/developer/1858125991) |

## What reviewers say

### InstAddr

[App page](https://appshunter.io/ios/app/instaddr/id806157957)

Create and manage multiple disposable email addresses for free. Use them for various purposes without worrying about spam or privacy. Addresses are permanent and can be accessed across devices.

**Highlights:** Create unlimited disposable email addresses, Permanent email addresses, Send, reply, and forward emails, Push notifications for new messages, Sync across PC and smartphones, Supports HTML mail and attachments, Built-in mailer functions

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Plan (1 Month) | $1.49 | per month |
| Premium Plan (1 Year) | $7.99 | per year |

**What reviewers like**

- 🚀 Fast and efficient
- 🔒 Secure and private
- 👍 Convenient and easy to use
- 💡 Customizable email addresses
- 👍 Reliable service

**What reviewers complain about**

- 🐛 Connectivity issues and server problems
- 🐛 Inability to receive verification codes
- 🐛 Emails not being delivered
- 🐛 Unreliable performance

**Reported bugs**

- Server connectivity problems
- Inability to receive verification codes
- Emails not being delivered

**Requested features**

- Add more email domain options
- Improve integration with native email apps
- Implement a login system to save email accounts
- Provide better support and communication


### CardCosmic

[App page](https://appshunter.io/ios/app/cardcosmic/id6756063147)

**Currently charting:** #193 Top Free · Utilities (US App Store)

Easily convert unwanted gift cards into cash. The platform offers instant quotes, fast withdrawals, and competitive rates with secure transactions. Track your orders in real-time for a seamless selling experience.

**Highlights:** Sell gift cards instantly, Fast and easy withdrawals, Best market rates, Secure transactions, Track every order

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

**In-app purchases:** none


## Frequently asked questions

### Is InstAddr free?

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

### Is CardCosmic free?

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

### Which has better reviews, InstAddr or CardCosmic?

InstAddr is rated higher. InstAddr averages 4.5 out of 5 from 956 ratings, while CardCosmic averages 4.3 from 3K ratings.

### Do InstAddr or CardCosmic have ads?

InstAddr shows ads; CardCosmic does not.

### Which is updated more often, InstAddr or CardCosmic?

InstAddr ships an update monthly, and CardCosmic every 3 weeks. Most recently, InstAddr was updated on October 16, 2026 and CardCosmic on October 17, 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.*