# KeyInCode vs SMS Online

The clearest difference is rating: SMS Online at 4.0 against KeyInCode's 3.0. SMS Online also leads on update cadence (weekly vs every 2 months) and ratings volume (21 vs 3). KeyInCode's advantage is in-app purchases (none vs 9) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. SMS Online sells 9 one-off in-app purchases. KeyInCode asks for nothing beyond the download.

SMS Online holds the better App Store score, 4.0 against 3.0. That said, the two scores are not equally well evidenced: SMS Online has 21 ratings behind it against 3, so its average is the more settled of the two.

KeyInCode ships an update every 2 months, SMS Online weekly. The most recent releases landed on October 1, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | KeyInCode | SMS Online |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (3 ratings)](https://appshunter.io/ios/app/keyincode/id6451004475/reviews) | **[4.0 (21 ratings)](https://appshunter.io/ios/app/sms-online-receive-sms/id6756771309/reviews)** |
| Number of ratings | 3 | **21** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 49 MB | 8 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KoreLock, Inc.](https://appshunter.io/developer/1652983807) | [海 代](https://appshunter.io/developer/1822668302) |

## What reviewers say

### KeyInCode

[App page](https://appshunter.io/ios/app/keyincode/id6451004475)

Manage and monitor your smart locks directly from your smartphone. Control access, create temporary credentials, and view activity logs remotely or via Bluetooth.

**Highlights:** Remote lock/unlock, User credential management, Access scheduling, Temporary guest codes, Activity history, Lock settings management

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

**In-app purchases:** none


### SMS Online

[App page](https://appshunter.io/ios/app/sms-online-receive-sms/id6756771309)

Protect your online privacy and simplify registrations with virtual phone numbers and email rentals. Avoid using personal information for sign-ups on various websites and apps, ensuring your digital identity remains secure.

**Highlights:** Virtual phone number rental for SMS verification, Email account rental for website and app registration, Business email rental with tiered plans, Enhanced privacy protection, Easy-to-use interface, High compatibility with mainstream platforms

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

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Coin | $0.29 | one-time |
| 5 Coins | $0.99 | one-time |
| 10 Coins | $1.99 | one-time |
| 18 Coins | $3.99 | one-time |
| 45 Coins | $9.99 | one-time |
| 98 Coins | $19.99 | one-time |
| 198 Coins | $39.99 | one-time |
| 298 Coins | $59.99 | one-time |
| 648 Coins | $129.99 | one-time |


## Frequently asked questions

### Is KeyInCode free?

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

### Is SMS Online free?

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

### Which has better reviews, KeyInCode or SMS Online?

SMS Online is rated higher. KeyInCode averages 3.0 out of 5 from 3 ratings, while SMS Online averages 4.0 from 21 ratings.

### Do KeyInCode or SMS Online have ads?

SMS Online shows ads; KeyInCode does not.

### Which is updated more often, KeyInCode or SMS Online?

KeyInCode ships an update every 2 months, and SMS Online weekly. Most recently, KeyInCode was updated on October 1, 2026 and SMS Online on October 25, 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.*