Cross Chain Bridge · Review
Umbria Network Review 2026: Narni Bridge
Umbria Network’s Narni Bridge is presented as a way to transfer crypto assets between Ethereum and Polygon. Its technical safeguards, current fees and service status are not clear.
By the DappsAtlas editorial team · Updated
DappsAtlas score
—/10
Not rated
Our verdict on Umbria Network
Narni Bridge may interest people looking to move crypto assets between Ethereum and Polygon. Its main appeal is a focused cross-chain transfer service that Umbria describes as fast and low-cost. The main caveat is that key details are missing: fees, supported assets, technical design, custody arrangements and current operating status are not clear, and no audit is listed. Verify the interface and transaction details before transferring funds; bridging carries risks that can result in lost or delayed assets.
Score breakdown
How Umbria Network scores
- Security
- n/a
- Ease of use
- n/a
- Fees
- n/a
- Features
- n/a
Scores run from 0 to 10 and are based only on facts we could verify. Where information was missing we mark the score n/a rather than guess.
What is Umbria Network?
Umbria Network offers Narni Bridge, a cross-chain service described as transferring crypto assets between Ethereum and Polygon. The project presents transfers as fast and low-cost, but does not publish specific timings or fees.
The bridge’s supported assets, technical design and custody model are not established. No audit is listed, so users should verify the bridge’s current operation and review transaction details carefully before transferring assets.
How Umbria Network works
Narni Bridge is presented as a service for moving crypto assets between Ethereum and Polygon. A cross-chain bridge coordinates transactions on separate networks; the bridge’s specific method for handling assets and completing transfers is not published.
Umbria describes transfers as fast and inexpensive, but does not provide a fee schedule, transfer-time guarantees or a list of supported assets here. Confirm the details shown in the bridge interface before proceeding.
2 features
Key features
01
Ethereum–Polygon transfers
The bridge is described as supporting transfers between Ethereum and Polygon.
02
Fast, low-cost transfers
Umbria’s description presents the bridge as fast and low-cost, but does not publish specific timings or fees.
Pros and cons
What we like
- Designed for transfers between Ethereum and Polygon.
- The project describes transfers as fast and low-cost.
- The stated purpose is straightforward: moving assets between two networks.
Watch out for
- The current fee schedule is not published.
- The bridge’s technical design and custody model are not described.
- No audit is listed, and current service status is unclear.
Umbria Network fees
Umbria describes the bridge as low-cost, but does not publish a fee schedule or specific transfer costs. Check the bridge interface for any displayed fees before confirming a transaction.
Is Umbria Network safe?
No audit is listed for Umbria Network. The bridge’s technical design, custody model and current operating status are unclear, so cross-chain transfers carry risks including smart-contract failure, compromised infrastructure and loss or delay of funds. The project does not publish licensing information.
4 steps
How to get started with Umbria Network
- 1
Open the Narni Bridge interface and connect a compatible wallet.
- 2
Choose Ethereum and Polygon as the source and destination networks.
- 3
Select an asset and enter the amount, if it is supported by the interface.
- 4
Review the displayed transaction details and costs before confirming. Do not proceed if the destination, asset or fee is unclear.
Who Umbria Network is for
Narni Bridge is aimed at crypto users who want to transfer assets between Ethereum and Polygon. It is a poor fit for anyone who needs published fees, clear technical documentation or independently listed audit information before using a bridge.
Umbria Network FAQs
What is Umbria Network’s Narni Bridge?
Narni Bridge is described as supporting transfers between Ethereum and Polygon. The specific assets currently available are not established here.
How much does Umbria Network charge to bridge?
Fees are not published. Check the bridge interface for any displayed costs before confirming a transfer.
Is Umbria Network’s bridge safe?
No audit is listed, and the bridge’s technical design and custody model are not described. Verify that the bridge is operating and understand the risks before transferring assets.
Compare
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How we checked
Sources
Last updated . Spotted an error? Tell us and we will correct it.