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Topic: [ANN] Coinapult SMS wallet - no internet required - page 3. (Read 4969 times)

vip
Activity: 1052
Merit: 1155
If you do decide to add support for IM services,  I would like to suggest LINE.
http://itunes.apple.com/us/app/line/id443904275?mt=8

LINE has more than 38 million users worldwide and is used in over 230 countries!
sr. member
Activity: 316
Merit: 250
Just sent out a couple more of the free 0.2btc payloads. 2 more to go!

Out of curiosity, did you just hooked up a cellphone and using it as a modem through AT commands? All SMS providers I know will charge you a fee to send and receive SMS, so I was wondering how are you tackling this.

I am using Twilio, which is charging me $0.01 per message. It is far from an ideal solution, but I've always had good experiences with them. Like the rest of Coinapult, my hope is be able to allow free access for the general public by charging a small fee to API users. This may or may not be plausible, with fees this high. I may also be able to find a cheaper partner to work with.

By the way, is there any protection agains sends from SMS fake numbers?

http://www.hackinguniversity.in/2011/06/how-to-send-fake-sms.html

For example, someone sells you 5 bitcoins to your SMS number with cash. Sometime after the trade, he empties your coinapult account by faking sending number. Does this work?

This does not work. Sending Bitcoin out of your phone is a 2-step process for exactly this reason. Example:

me: send 777-333-4444 5btc
Coinapult: Send 5btc to 777-333-4444? Respond 'yes 1wh5er' to confirm.
me: yes 1wh5er
Coinapult: Funds sent. Balance: 10btc
hero member
Activity: 812
Merit: 1006
By the way, is there any protection agains sends from SMS fake numbers?

http://www.hackinguniversity.in/2011/06/how-to-send-fake-sms.html

For example, someone sells you 5 bitcoins to your SMS number with cash. Sometime after the trade, he empties your coinapult account by faking sending number. Does this work?
hero member
Activity: 812
Merit: 1006
Cool. SMS bitcoin wallet service is definitely "the shit". I have been thinking about it a long time.
legendary
Activity: 924
Merit: 1004
Firstbits: 1pirata
Any chance you implement whatsup with your services in the future ?

I found this thread on xda about work being done for an api http://forum.xda-developers.com/showthread.php?t=1344114

You're the second person to ask about whatapp, so I'm definitely considering it. The whole point of this wallet, though, is that it can be used without an active internet connection. If I understand correctly, whatsapp requires a data plan, which means you already have access to traditional wallets like bitcoinspinner. Since these are undeniably easier to use than this SMS system, I wonder who would bother.

All right, I'm off to bed for now. Will check back in the morning.

4 more left. Feel free to message me while I'm out, if you want free coin and a test drive. Smiley

Thanks for the info, btw i like your service, it remind me of this one for fiat currency http://en.wikipedia.org/wiki/M-Pesa
donator
Activity: 1736
Merit: 1006
Let's talk governance, lipstick, and pigs.
You can send Bitcoin via TOR to a throw-away phone. Interesting.
sr. member
Activity: 316
Merit: 250
Any chance you implement whatsup with your services in the future ?

I found this thread on xda about work being done for an api http://forum.xda-developers.com/showthread.php?t=1344114

You're the second person to ask about whatapp, so I'm definitely considering it. The whole point of this wallet, though, is that it can be used without an active internet connection. If I understand correctly, whatsapp requires a data plan, which means you already have access to traditional wallets like bitcoinspinner. Since these are undeniably easier to use than this SMS system, I wonder who would bother.

All right, I'm off to bed for now. Will check back in the morning.

4 more left. Feel free to message me while I'm out, if you want free coin and a test drive. Smiley
legendary
Activity: 924
Merit: 1004
Firstbits: 1pirata
Any chance you implement whatsup with your services in the future ?

I found this thread on xda about work being done for an api http://forum.xda-developers.com/showthread.php?t=1344114
sr. member
Activity: 316
Merit: 250
Does it work from Google Voice?

That is an excellent question. I haven't tried it, but it should work. There is an easy way to find out. Just send any of the commands above, and see if it responds.
legendary
Activity: 2506
Merit: 1010
Does it work from Google Voice?
sr. member
Activity: 316
Merit: 250
Also, free instant bitcoin community Rolodex!

I've already got one of those. :p

No, I just want some feedback on the system. The commands seem easy enough, but it is always hard to tell from the inside.
legendary
Activity: 1500
Merit: 1021
I advocate the Zeitgeist Movement & Venus Project.
Also, free instant bitcoin community Rolodex!
sr. member
Activity: 316
Merit: 250
You can now use your cell phone to control your Coinapult funds. This is accomplished through simple SMS commands sent to the Coinapult phone number: (603)509-2102

Basic commands are:

Quote
help me - prints available commands
send (person) (amount) - Sends (amount) to (person). (person) can be a phone number, email or btc address.
bal - Returns your Bitcoin balance.
txs - Returns a list of your last 5 transactions.
addr - Returns a new Bitcoin address for you to receive at.
yes (code) - Confirm a send request

All Bitcoin sent to your phone number is accessible through these commands by default. Each time you receive funds, it will still give you the recovery URL, if you prefer to use the website. In the future, I'll allow site accounts to be created, and users will be able to combine multiple email addresses and phones into one account.

So, I've played around with this enough to be confident that it works well. I'd like feedback, though. I will send 0.2btc to the first 5 people who PM me their cell phone number. Please just leave your thoughts in this thread.

Currently only U.S. and Canadian numbers are supported.

[EDIT] All funds are sent. [/EDIT]
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