Home/Guides

Guides

Bitcoin transaction guides

Everything we learned building a free accelerator, written down plainly. Every number here was measured from live network data on the day it was published, not copied from another blog.

Start here

Bitcoin transaction stuck? Here is what to do

Five causes, ranked by how often we see them, and the fix for each. Most cost a few hundred satoshis and none of them need an accelerator.

29 Aug 2026 · 11 min read

Do Bitcoin transaction accelerators actually work?

We pulled the public acceleration records and the live pricing. Paid acceleration is real. The median buyer did not need it, and quotes run 3 to 17 times the actual shortfall.

29 Aug 2026 · 12 min read

Coming next

Why the mempool is full but fees are 1 sat/vB

The backlog looks like congestion and is not. What Bitcoin Core 29.1 changed, and why the queue never drains.

In progress

How long does an unconfirmed transaction take?

Real timings by fee rate, and why the 72 hour figure repeated across the web is wrong.

In progress

Check a transaction while you read

Paste a transaction ID and watch it go out to 20 independent Bitcoin nodes. Free, no signup, no wallet connection.

Open the accelerator