Black SIM is a pure data SIM only which offers you protection against International Mobile Subscriber Identity-catchers (IMSI-Catcher). Mobile traffic is securely routed through the Silent Phone system which, along with protecting you against the IMSI Catchers, it prevents your mobile data from being triangulated.

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Similarly, it is asked, what kind of SIM card do I have?

There are three types of SIM card in use today. There's a Standard SIM, a smaller Micro SIM and an even smaller Nano SIM. The type you'll need depends entirely on the handset you've bought, although there are ways you can make a SIM work with whatever phone you have.

One may also ask, what is a blank SIM card? A blank SIM card is a subscriber identity module (SIM) card that is free of information. Others users may want a blank SIM card for cloning purposes. During cloning, the blank card is configured to serve as a complete duplicate of another SIM card.

Subsequently, one may also ask, what does the SIM card do?

Since SIM cards hold the subscriber's information, they come in handy when the battery on your phone is low or needs to be recharged. You can take out the SIM card and place it into another phone and send a text or make another call. It does not matter if you are using an Android or Apple (AAPL) - Get Report phone.

How much does a SIM card cost?

Prepaid SIM Costs Unlimited (or at least large numbers of) calls and texts are common on most plans. AT&T's prepaid monthly smartphone plans start at $35 for 1GB of data, or $50 for 8GB. T-Mobile's standard prepaid plans start at $45 for 4GB of data, or $50/10GB.

Related Question Answers

Can I convert a Micro SIM to a nano SIM?

You can get it cut from any mobile shop and convert it to Nano Sim from Micro Sim. and nowdays in the market there are multiple things available for your convenience. You can purchase Sim Card Adapter in which you would get options to change the Sim to Micro, Nano and Normal Sim card.

What is the difference between a Micro SIM card and a nano SIM card?

Nano SIM is the smallest of all SIM card specifications which measures only 8.8mm in width, 12.3mm in height, and 0.67mm in thickness. Micro SIM cards are the trimmed versions of the regular-sized Mini SIM cards measuring 12mm × 15mm with 0.76mm in thickness.

What is the difference between a SIM card and a micro SIM card?

The standard SIM is the most common SIM card used in mobile phones today. Measuring around 1” long by 0.6” wide it is the largest of the three SIM cards. The micro SIM is half the size of the standard SIM measuring around 0.6” long by 0.5” wide. The micro SIM appears in many phones including the iPhone 4.

What's the difference between SIM card and SD card?

SIM cards are primarily designed to connect you to a mobile network, allowing a user to use the communicative functions of a mobile. On the other hand, Micro-SD cards are designed to store information which cannot be held on a phone's handset. These memory cards can be used to hold downloaded music, apps or pictures.

Can a standard SIM be cut to Nano SIM?

To cut your SIM card down to nano-SIM size you need the following equipment: Standard or micro-SIM card. SIM ejector tool (or paperclip) Small pair of straight scissors.

What happens if you take out your SIM card and put it in another phone?

You can take the SIM card out, put it into another phone, and if someone calls your number, the new phone will ring. If the SIM card and phone serial number don't match, the phone simply won't work. The SIM card won't work in other phones, and the phone won't work with other SIM cards.

Do all SIM cards fit all phones?

All phones need SIM cards, but they don't all need SIM cards of the same size. In fact, there are three different sizes in use, namely Standard, Micro and Nano. Plus, you'll find some advice for what to do if you end up with a SIM card that's the wrong size for your phone.

Can I make calls without a SIM card?

The short answer, yes. Your Android smartphone will totally work without a SIM card. In fact, you can do almost everything you can do with it right now, without paying a carrier anything or using a SIM card. All you need is Wi-Fi (internet access), a few different apps, and a device to use.

Do SIM cards store photos?

A SIM card only has 128 KB of memory. That's not enough to hold many pictures. A SIM card can store test messages and contacts, however that was more prevalent with older phones (as in before smart phones). Usually, in smart phones, texts and contacts are being stored in the device's memory.

Can you text without a SIM card?

Note: Without a SIM card, to do anything mentioned in this answer, you will need a Wifi connection. If you need to text while safely seated in the passenger seat of a car (Do not text and drive) then you will need a SIM card and you will need to pay for monthly service.

What's stored on a SIM card?

Data that SIM cards contain include user identity, location and phone number, network authorization data, personal security keys, contact lists and stored text messages. SIM cards allow a mobile user to use this data and the features that come with them. Not all phones with SIM cards work the same, however.

Do SIM cards expire?

When you activate a prepaid subscriber identity module, or "SIM," card for a phone, the call, text and Internet credit you purchase expires after a certain period of time, as specified by the mobile carrier. The SIM card itself never expires, as the SIM serves only to allow the handset to identify the cellular network.

Can I use my iPhone without a SIM card?

Once you've completed the set up process, remove the SIM card from the old device, and you will be able to use it without issue. You will need a SIM card to set up your iPhone as a Wi-Fi-only device, but only temporarily. After that, it'll work SIM-free.

How long does a SIM card last?

90 days

Do all cell phones need a SIM card?

Without a SIM card, a GSM phone won't be able to tap into any mobile network. The card holds all the critical information. By comparison, CDMA carriers keep a list of all phones that can use their network. Phones are tracked by their ESN (electronic serial number) so they don't need SIM cards.

How do I activate a blank SIM card?

To activate a BLANK SIM CARD from Boost, you can call 1258881 and provide the serial number of the blank sim card which would be then activated through a specialized team for sim replacement.

Can you sell unused SIM cards?

The short answer is yes, you can sell your SIM card – but it's probably not worth the time and effort, except in certain circumstances. “A SIM card and the subscription attached to it is really inexpensive. So, you can certainly try to sell your SIM card – but you'll probably struggle to find a buyer.

Can you reprogram a SIM card?

You can swap out a GSM phone's SIM card at any time, but you will first need to program the card with your account information. To program a SIM card, you will need to contact your mobile phone provider and have them initiate an over the air (OTA) update that will be wirelessly transmitted to your phone.

Can you duplicate a SIM card?

Using a SIM Card Copier Every SIM card in use today will feature its IMSI number printed on the card itself. Once your SIM card reader has copied this information to your computer, you can insert a new SIM into the reader to begin the duplication process.