diff --git a/include/proto/applet.h b/include/proto/applet.h
index 91d7be2..62612b5 100644
--- a/include/proto/applet.h
+++ b/include/proto/applet.h
@@ -48,6 +48,9 @@
 	appctx->chunk = NULL;
 	appctx->io_release = NULL;
 	appctx->thread_mask = thread_mask;
+	appctx->call_rate.curr_sec = 0;
+	appctx->call_rate.curr_ctr = 0;
+	appctx->call_rate.prev_ctr = 0;
 	appctx->state = 0;
 }
 
diff --git a/include/types/applet.h b/include/types/applet.h
index 21c0e90..4786b31 100644
--- a/include/types/applet.h
+++ b/include/types/applet.h
@@ -22,6 +22,7 @@
 #ifndef _TYPES_APPLET_H
 #define _TYPES_APPLET_H
 
+#include <types/freq_ctr.h>
 #include <types/hlua.h>
 #include <types/obj_type.h>
 #include <types/proxy.h>
@@ -70,6 +71,7 @@
 	struct buffer_wait buffer_wait; /* position in the list of objects waiting for a buffer */
 	unsigned long thread_mask;      /* mask of thread IDs authorized to process the applet */
 	struct task *t;                  /* task associated to the applet */
+	struct freq_ctr call_rate;       /* appctx call rate */
 
 	union {
 		struct {
diff --git a/src/applet.c b/src/applet.c
index 9c591c7..aacc04b 100644
--- a/src/applet.c
+++ b/src/applet.c
@@ -73,6 +73,9 @@
 	si_cant_get(si);
 	si_rx_endp_done(si);
 
+	/* measure the call rate */
+	update_freq_ctr(&app->call_rate, 1);
+
 	/* Now we'll try to allocate the input buffer. We wake up the applet in
 	 * all cases. So this is the applet's responsibility to check if this
 	 * buffer was allocated or not. This leaves a chance for applets to do
diff --git a/src/stream.c b/src/stream.c
index 7f3e99d..1af563d 100644
--- a/src/stream.c
+++ b/src/stream.c
@@ -3070,14 +3070,14 @@
 		}
 		else if ((tmpctx = objt_appctx(strm->si[0].end)) != NULL) {
 			chunk_appendf(&trash,
-			              "  app0=%p st0=%d st1=%d st2=%d applet=%s tmask=0x%lx nice=%d calls=%u cpu=%llu lat=%llu\n",
+			              "  app0=%p st0=%d st1=%d st2=%d applet=%s tmask=0x%lx nice=%d calls=%u rate=%u cpu=%llu lat=%llu\n",
 				      tmpctx,
 				      tmpctx->st0,
 				      tmpctx->st1,
 				      tmpctx->st2,
 			              tmpctx->applet->name,
 			              tmpctx->thread_mask,
-			              tmpctx->t->nice, tmpctx->t->calls,
+			              tmpctx->t->nice, tmpctx->t->calls, read_freq_ctr(&tmpctx->call_rate),
 			              (unsigned long long)tmpctx->t->cpu_time, (unsigned long long)tmpctx->t->lat_time);
 		}
 
@@ -3107,14 +3107,14 @@
 		}
 		else if ((tmpctx = objt_appctx(strm->si[1].end)) != NULL) {
 			chunk_appendf(&trash,
-			              "  app1=%p st0=%d st1=%d st2=%d applet=%s tmask=0x%lx, nice=%d, calls=%u, cpu=%llu, lat=%llu\n",
+			              "  app1=%p st0=%d st1=%d st2=%d applet=%s tmask=0x%lx nice=%d calls=%u rate=%u cpu=%llu lat=%llu\n",
 				      tmpctx,
 				      tmpctx->st0,
 				      tmpctx->st1,
 				      tmpctx->st2,
 			              tmpctx->applet->name,
 			              tmpctx->thread_mask,
-			              tmpctx->t->nice, tmpctx->t->calls,
+			              tmpctx->t->nice, tmpctx->t->calls, read_freq_ctr(&tmpctx->call_rate),
 			              (unsigned long long)tmpctx->t->cpu_time, (unsigned long long)tmpctx->t->lat_time);
 		}