diff --git a/include/blt/std/format.h b/include/blt/std/format.h
index 370c91a..d7ca0e6 100755
--- a/include/blt/std/format.h
+++ b/include/blt/std/format.h
@@ -11,9 +11,27 @@
 #include <utility>
 #include <vector>
 #include <blt/math/math.h>
+#include <algorithm>
 
 namespace blt::string {
     
+    template<typename T>
+    static inline std::string withGrouping(T t, size_t group = 3){
+        // TODO: all this + make it faster
+        static_assert(std::is_integral_v<T>, "Must be integer type! (Floats currently not supported!)");
+        auto str = std::to_string(t);
+        std::string ret;
+        ret.reserve(str.size());
+        size_t count = 0;
+        for (int64_t i = str.size() - 1; i >= 0; i--){
+            ret += str[i];
+            if (count++ % (group) == group-1 && i != 0)
+                ret += ',';
+        }
+        std::reverse(ret.begin(), ret.end());
+        return ret;
+    }
+    
     static inline std::string fromBytes(unsigned long bytes){
         if (bytes > 1073741824) {
             // gigabyte
diff --git a/src/blt/profiling/profiler_v2.cpp b/src/blt/profiling/profiler_v2.cpp
index 87aec10..45f7449 100644
--- a/src/blt/profiling/profiler_v2.cpp
+++ b/src/blt/profiling/profiler_v2.cpp
@@ -39,8 +39,8 @@ namespace blt
                   : static_cast<double>(interval->thread_end - interval->thread_start);                     \
                                                                                                             \
     auto cycles = printHistory                                                                              \
-                  ? (static_cast<double>(interval->cycles_total) / static_cast<double>(interval->count))    \
-                  : static_cast<double>(interval->cycles_end - interval->cycles_start);
+                  ? ((interval->cycles_total) / (interval->count))                                          \
+                  : (interval->cycles_end - interval->cycles_start);
     
     enum class unit
     {
@@ -189,7 +189,7 @@ namespace blt
                 row.rowValues.push_back(std::to_string(interval->count));
             row.rowValues.push_back(interval->interval_name);
             if (printCycles)
-                row.rowValues.push_back(std::to_string(cycles));
+                row.rowValues.push_back(blt::string::withGrouping(cycles));
             if (printThread)
                 row.rowValues.push_back(std::to_string(thread / static_cast<double>(thread_unit_divide)));
             if (printWall)