I Prefer imToken Because Have Got No Issues With It
Here Are What You Need To Do Before Storing ICO Tokens In ERC20 Compatible Wallets
1. Private keys – This Is where you control your private keys, Always Ensure The Wallet Provides The Option For You To Save Your Private Key.
2. Easy To Use – Good UI ( User Interface for ease of use ).
3. Active development community: This Should Be An Active Community In Which They Communicate With The Users And Usually Update The App/Platform.
4. Security: This Security Feature Might Be Pin Setting Or 2FA ( Google Authenticator )
5. Compatibility: This Wallet Should Be Compatible With Other Devices Such As Windows, mac OS, Fedora, Ubuntu, Debian, APK, and IOS.
Conclusion
Always Ensure You Have Your Private Key Saved Offline And Not Online Nor Your Digital Device ( This Should Be Private )
Here Are Recommended Wallet You Can Try Out
1. Jaxx
2. imToken
3. Metamask ( Via Google Chrome Extension Also Ca Be Used On Mobile Device Via Yandex Browser)
4. Ledger Nano S
5. Trezor Wallet
Goodluck