Riff vs KX
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Riff
Easily create custom stickers from your photos by removing backgrounds. Use them in digital journaling apps or share them across various messaging platforms. Designed for iOS 17.
- Create stickers from photos
- Remove backgrounds from objects
- Use stickers in digital journaling
- Share stickers across messaging apps
- Designed for iOS 17
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With Riff, you can: - Create stickers from your own photos - Remove backgrounds from objects to create unique stickers - Use stickers in digital journaling on Goodnotes - Download Riff today and start creating! Meet Riff, your new favorite sticker generating app, designed exclusively for iOS 17. With Riff, you can create and share stickers like never before. On your iPad, Riff integrates seamlessly with Goodnotes for digital journaling, allowing you to personalize your notes with unique stickers. On your iPhone, Riff lets you generate stickers directly from your Photos. But that's not all. Riff stickers can be used across various messaging platforms. Whether you're chatting on iMessage, Snapchat, WhatsApp, or any other messenger app, Riff stickers are there to add a touch of creativity and fun to your conversations.
KX
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KX-KeyTool lets you manage your KX701 hardware security key directly from iPhone, over NFC or USB-C. ■ Connection • NFC: Hold the token near the back of your iPhone to read its contents. • USB-C: Plug the token directly into your iPhone's USB-C port. ■ Key Management Generate ECC and RSA key pairs on the token, review key details, and delete keys you no longer need. ■ Certificate Management Create a certificate signing request (CSR), submit it to your certificate authority, and write the issued certificate back to the token. PKCS#7 signing is supported. ■ PIN Management Change the user PIN and the administrator PIN, and unblock a PIN that has been locked by repeated incorrect entries. ■ Reset Reset the token to its initial state and set it up again. ■ Security Private keys are generated inside the token and never leave the hardware. All signing operations run on the token itself. Available in English, 繁體中文, and 日本語.
Screenshots
Verdict
The clearest difference is in-app purchases: KX at none against Riff's 5. On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Riff sells 5 in-app purchases, starting at $0.99 per month. KX asks for nothing beyond the download.
Riff ships an update every 3 weeks, KX monthly. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.
| Parameter | Riff | KX |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) — better | — |
| Positive reviews | 21.4% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 weeks — better | Monthly |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.6 — better |
| Further details — not scored | ||
| Size | 6 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Hongmin Park | KEYXENTIC INC. |
In-app purchases
Riff
- Unlimited access$0.991 Month
- 20+ heart sticker$0.99
- 20 grocery stickers$0.99
- 20 stuffed toy stickers$0.99
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- 20 office stickers$0.99
KX
No in-app purchases









