| WERR | |
| City: | Vega Alta, Puerto Rico |
| Area: | San Juan, Puerto Rico |
| Branding: | 104.1 FM Redentor |
| Airdate: | April 27, 1970 |
| Frequency: | 104.1 MHz |
| Translator: | |
| Format: | Contemporary Christian |
| Erp: | 50,000 watts |
| Haat: | 853m (2,799feet) |
| Class: | B |
| Facility Id: | 54750 |
| Coordinates: | 18.2914°N -66.6613°W |
| Former Callsigns: | WUPR-FM (1970-1975) |
| Owner: | WERR Radio Redentor, Inc. |
| Licensee: | Radio Redentor |
| Website: | redentor104fm.com |
| Licensing Authority: | FCC |
WERR (104.1 FM), branded on-air as 104.1 FM Redentor, is a radio station broadcasting a Contemporary Christian format. Licensed to Vega Alta, Puerto Rico, it serves the Puerto Rico area. and is currently owned by WERR Radio Redentor, Inc. The station is the first Christian radio station in Puerto Rico.
The station is relayed through booster stations, WERR-FM1 in Caguas and WERR-FM2 in Yauco, and WERR-FM3 in Mayaguez three of them operating at 104.1 FM. The station also rebroadcasts on WZIN (104.3 FM) in Charlotte Amalie, covering the U.S. Virgin Islands.