Electrum BTC Wallet
Has a longstanding reputation with the community, now available on most platforms.
Primary Platform
Desktop
Built-in Exchange
No
Security
Multisig, 2FA
Data Storage
Desktop, Offline, Paper, Cold storage
Platform
Android, All Desktop, All Web
Open Source
Yes
Online Availability
Browser extension
Offline Availability
Paper wallet, Software wallet
Supported Coins
Electrum BTC Wallet alternatives
Peercoin Core
The original Peercoin (PPC) wallet which features paper wallet generation and mobile app.
Litecoin Core
The original, open-source LTC node software (fork of bitcoin), contain entire LTC blockchain.
Carbon Wallet
A Bitcoin, ZClassic, Bitcoin Cash, and ZCash web wallet combined with a mobile app for added security
Electrum LTC Wallet
Produced by the developers of Electrum BTC, offers a high degree of anonymity and platforms.