Niconico MP4 and Stream Replays, Saved Locally

The process, start to finish

The extractor recognises 6 distinct Niconico URL shapes, which is why the link already sitting in your address bar normally works without you hunting for a share button. Whatever it resolves to comes back with its container intact. Niconico supports signed-in sessions upstream, which is precisely how it hides private material; we browse anonymously, so that material stays hidden. Niconico is handled by the media route, which reads the site's own rendition list before choosing anything. Niconico also carries live output, and a stream still in progress has no final file to give you yet.

Use whichever is quicker: the field above, or tikt.com/ ahead of the Niconico link:

tikt.com/https://www.example.com/path/to/media

Three steps, start to finish

1. Copy the Niconico link

Use the address bar or the platform's own share button — both give a URL the extractor recognises. Point it at the single item you want, not the page around it.

2. Let it read the renditions

Paste the URL above. The extractor asks Niconico which renditions exist for that item and picks the best progressive one rather than assuming a quality.

3. Save what comes back

The file arrives in the container Niconico served it in, and the extractor does not rebuild it — so what you end up with is what the uploader encoded, for better or worse.

Tikt.com Developer API

Convert URLs into downloadable assets via a precise REST interface. Extract video, audio, and image streams with deterministic responses and process at scale.

RESTful endpoints

Deterministic responses

Process at scale

API-key authentication

Open API Docs API Pricing

Python

import requests

response = requests.post(
    "https://api.tikt.com/api/download",
    headers={"Authorization": "API_KEY"},
    json={"url": "URL"},
)

for item in response.json()["items"]:
    print(item["type"], item["url"])

Technical FAQ — Tikt.com Niconico Media Converter

It reads the rendition list Niconico publishes for that item and takes the highest progressive one — a single file with video and audio already muxed, so nothing has to be recombined afterwards. It never re-encodes, so it cannot give you a quality Niconico did not publish.

No, and that is deliberate. Niconico gates private material behind a signed-in session; we fetch as an anonymous browser and hold no credentials, so we see exactly what a logged-out visitor sees. If a post needs a follow request to view, it needs one to download.

Region locking. Parts of Niconico are only served in certain territories (JP), and the platform decides that per request. The extractor targets those regions where it can, but a hard geo-block on the platform's side is the platform's decision, not something we can talk it out of.

Not usefully. A running stream has no end yet, so there is no finished file to hand you. Wait until Niconico publishes the replay or VOD — at that point it behaves like any other item and downloads normally.

Among others: history, live, playlist, series. Those are separate URL shapes with separate handling behind them, which is why a link that looks nothing like the last one you pasted still works.

Whatever the URL names. A single-item Niconico link returns that item; a collection or feed URL returns what the collection holds. If you got more than you expected, you pasted the container rather than the item.

No. 6 different Niconico URL shapes are recognised, which covers the ordinary address-bar URL, the share variant and most of the odd ones in between. Paste whatever you copied; if it is the Niconico address it will almost certainly resolve.

MP4 — whatever Niconico itself serves. The container is passed straight through rather than rebuilt, so there is no second round of compression between the platform's copy and yours.

Mp4 downloads from Niconico top out at 1080p when the platform served that variant. Lower-resolution fallbacks exist if your IP gets a region-restricted stream.

MP4 (H.264 + AAC) plays in QuickTime, VLC, Windows Media Player, every modern browser, iOS / Android natively. No codec packs required.

No. Mp4 downloads from Niconico via Tikt.com never carry a Tikt.com watermark. Where the source upload has an in-platform overlay, Tikt.com fetches the clean underlying variant when the CDN exposes one.

No special tricks. Paste the Niconico URL as it appears in your address bar; Tikt.com handles the rest.

The typical case: cross-device playback. Mp4 on Niconico is the right pick when you want exactly that media slice without dragging in the rest of the post.

Free. The Mp4 downloader for Niconico is unmetered for personal use -- no per-file fee, no daily cap.

Start downloading videos

Niconico Video Saver Niconico Audio Saver Niconico MP4 Saver Niconico MP3 Saver Niconico Photo Saver Niconico Profile Viewer

Tikt.com does not retain downloaded files or log user activity. All media is processed in a stateless pipeline and transmitted directly to the requesting device.

Get Your Niconico MP4 File

6 different Niconico link shapes are recognised, so paste whatever you copied.

The process, start to finish

Three steps, start to finish

1. Copy the Niconico link

2. Let it read the renditions

3. Save what comes back

Tikt.com Developer API

Technical FAQ — Tikt.com Niconico Media Converter

Start downloading videos

Supported sites

Get Your Niconico MP4 File

6 different Niconico link shapes are recognised, so paste whatever you copied.

The process, start to finish

Three steps, start to finish

1. Copy the Niconico link

2. Let it read the renditions

3. Save what comes back

Tikt.com Developer API

Technical FAQ — Tikt.com Niconico Media Converter

Which quality does the Niconico extractor choose?

Can this reach a private Niconico account?

Why does the Niconico link work for someone else but not for me?

Can I download the Niconico stream while it is still live?

Which kinds of Niconico link are recognised?

Will a whole Niconico feed download, or just one item?

Does the link have to be a special share URL?

What file format do Niconico downloads arrive in?

What quality / resolution do Mp4 downloads from Niconico come in?

Where will my Mp4 download play?

Will the Mp4 have a Tikt.com watermark?

Are there any Niconico-specific tricks for the Mp4 downloader?

When is the Mp4 option the right pick?

How much does the Niconico Mp4 downloader cost?

Start downloading videos

Supported sites