Depends what you send. A link or note id. 

Most clients don't need login to view notes. So you can choose almost any client and send the link. 

 I'd send this. would it be viewable?
https://primal.net/e/note1au62kzsfkq8te436xnxywprempa0adx2m76qj4wrj8t4rt4cevvsxxg9kn 

 Yeah it should, but currently doesn't seem to wanna load on mobile 😅

Try this one:
https://njump.me/nevent1qqsw7d9tpgymqr4u6carfnz8q3uas7h7kn9dldqf2hper46346uvkxgpz4mhxue69uhhyetvv9ujumn0wd68ytnzvuhsyg82krn4d5etsz7dge8nmpztspqrqvr45yl2hs6enfmzexk84wglfupsgqqqqqqsglrsuz 

 shoot dang  

 thanks!