Is It Down? vs NFC Tools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Is It Down?
Monitor your favorite websites for downtime directly from your Notification Center. Ideal for webmasters needing constant website checks, this app offers individual port testing and customizable display options for your server list.
- Notification Center widget
- Limitless server list
- Individual port testing
- Customizable port display
- Port naming
Read full descriptionHide full description
Check for downtime in your favorite websites right from your Notification Center. This is the perfect app for webmasters who need to check for their websites constantly during the day! Features include: ・Limitless server list. ・Individual port testing. ・Individual port naming. ・Option to display ports in widget by name or by number. More features are to be added soon, and feedback is always welcome. If your port is always being marked as "down", make sure it is accessible via telnet, and not dropping the connection before the initial handshake.
NFC Tools
Easily read and write data to NFC tags using a straightforward interface. Interact with tag content, view detailed information, and record standard data like contacts, URLs, and WiFi configurations.
- Read NFC tag data
- Write standard information to tags
- Store VCARDs and URLs
- Share contact details
- Save tag contents
- Configure WiFi and Bluetooth
Read full descriptionHide full description
NFC Tools can read and write your NFC tags with a simple and lightweight user interface. By passing your device near an NFC chip, you can read the data it contains and interact with the content. The "Read" section allows you to see data such as: - the maker of the tag - the type of tag (ex : Mifare Ultralight, NTAG213) - the norm of the tag (ex : NFC Forum Type 2) - the available technology (ex: NFC A) - its serial number (ex : 04:85:c8:5a:40:2b:80) - the size of the tag and of the data on it - if you can write on the tag - all the data on the tag (NDEF format) NFC Tools can record standard information on your tags which will be compatible with any NFC device. For instance, you can store a VCARD to share your contact details easily, open an URL, share a phone number or even a geolocation. The "Write" section let you record standardised data such as: - a simple text - a link to a website - an email - a contact - a phone number - a predefined text message - an address or geolocation - a WiFi or Bluetooth configuration - personalised data - and more... The write function allows you to add as much data as you wish. This way you can record large quantities of information on your tag. The app also allows you to save the contents of your chip for later access. NFC Tools has been tested with the following NFC tags: - NTAG 203, 210, 210u, 212, 213, 213TT, 215, 216, 413 DNA, 424 DNA - Ultralight, Ultralight C, Ultralight EV1 - ICODE SLI, SLI-S, SLIX, SLIX-S, SLIX-L, SLIX2, DNA - DESFire EV1, EV2, EV3 - ST25TV, ST25TA - Felica If you encounter any problem, don’t hesitate to contact us. Notes: - Compatible from iPhone 7. - Use the "compatibility" mode to read/write Mifare Classic tags.
Screenshots
Verdict
The clearest difference is rating: NFC Tools at 4.6 against Is It Down?'s 2.7. NFC Tools also leads on ratings volume (15K vs 3) and review sentiment (51% vs 33%). Is It Down?'s advantage is in-app purchases (none vs 1) and device support (3 vs 1). On price and ads 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. NFC Tools sells 1 one-off in-app purchase. Is It Down? asks for nothing beyond the download.
NFC Tools holds the better App Store score, 4.6 against 2.7. That said, the two scores are not equally well evidenced: NFC Tools has 15K ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 33% of Is It Down?'s written reviews are positive against 51% of NFC Tools's.
Is It Down? ships an update every 2 months, NFC Tools every 3 weeks. The most recent releases landed on October 24, 2026 and October 29, 2026 respectively.
| Parameter | Is It Down? | NFC Tools |
|---|---|---|
| Price | Free | Free |
| Rating | 2.7 (3 ratings) | 4.6 (15K ratings) — better |
| Positive reviews | 33.3% of reviews | 51.4% of reviews — better |
| Number of ratings | 3 | 15K — better |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Best chart rank | — | #154 — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 8.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | Bruno Philipe Resende Silva | wakdev |
Customer experience
Is It Down?
NFC Tools
Bugs and requests
Is It Down?
Not enough reviews yet to summarise bugs or requests.
NFC Tools
Reported bugs
4 issues- Cannot unlock NFC tags after locking them
- Contacts and WiFi records not working as expected
- Inconsistent behavior when reading/writing tags
- Restore purchase feature not functioning properly
Requested features
5 requests- Add ability to bulk write NFC tags
- Improve compatibility with wpa2 enterprise WiFi settings
- Implement file explorer for loading custom tag data
- Add option to write data to Apple Wallet
- Provide emulator functionality for testing without tags
In-app purchases
Is It Down?
No in-app purchases
NFC Tools
- NFC Tools - Pro Edition$3.99
Questions
Is Is It Down? free?
Is NFC Tools free?
Which has better reviews, Is It Down? or NFC Tools?
Do Is It Down? or NFC Tools have ads?
Which is updated more often, Is It Down? or NFC Tools?
Other comparisons















