
[ RESULTS ] · 1,400+ LIVE CAMPAIGNS
[ RESULTS ] · 1,400+ LIVE CAMPAIGNS
Proof, not promises.
Proof, not promises.
Proof, not promises.
Every number on this page comes from live campaigns we run and log. Here’s what predictive bidding, AI-built creative and human sign-off add up to.
AD SPEND MANAGED
60M
30M
0
$48M+
AD SPEND MANAGED
60M
30M
0
$48M+
AD SPEND MANAGED
60M
30M
0
$48M+
CREATIVES TESTED
20k
10k
0
12k+
CREATIVES TESTED
20k
10k
0
12k+
CREATIVES TESTED
20k
10k
0
12k+
PAYBACK PERIOD
90
45
0
41 days
PAYBACK PERIOD
90
45
0
41 days
PAYBACK PERIOD
90
45
0
41 days
CLIENT RETENTION
100
50
0
91%
CLIENT RETENTION
100
50
0
91%
CLIENT RETENTION
100
50
0
91%
C01
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The numbers
006
Six live readouts from the campaigns we run, refreshed every 90 days.
The numbers
006
Six live readouts from the campaigns we run, refreshed every 90 days.
01 · ROAS lift
Last 90 days
+32
%
Average ROAS lift in 90 days
Before
With Synapse
02 · Model confidence
Live
98.4
%
Confidence on spend calls
Confident
Still learning
03 · Followers
90 days
+426
Across TikTok, YouTube and Instagram
04 · Match rate
90 days
94
%
Predicted outcomes that landed
Acq. cost
−42.8%
Yield
+14.2%
05 · Live tests
This week
+18.4
%
Uplift from the winning variant
Variant B beat A
3.7% vs 3.1%
Significance
97%
Weak ad set paused
ROAS < 2.5
Winning
Paused
06 · What clients saw
Vanguard
212
%
ROAS in 9 months
Scaled paid social with predictive bidding and AI-built creatives.

Elena Marsh
·
Vanguard
Average ROAS
1,400+ live campaigns
4.2x
Median CPA
1,400+ live campaigns
−38%
01 · ROAS lift
Last 90 days
+32
%
Average ROAS lift in 90 days
Before
With Synapse
02 · Model confidence
Live
98.4
%
Confidence on spend calls
Confident
Still learning
03 · Followers
90 days
+426
Across TikTok, YouTube and Instagram
04 · Match rate
90 days
94
%
Predicted outcomes that landed
Acq. cost
−42.8%
Yield
+14.2%
05 · Live tests
This week
+18.4
%
Uplift from the winning variant
Variant B beat A
3.7% vs 3.1%
Significance
97%
Weak ad set paused
ROAS < 2.5
Winning
Paused
06 · What clients saw
Vanguard
212
%
ROAS in 9 months
Scaled paid social with predictive bidding and AI-built creatives.

Elena Marsh
·
Vanguard
Average ROAS
1,400+ live campaigns
4.2x
Median CPA
1,400+ live campaigns
−38%
01 · ROAS lift
Last 90 days
+32
%
Average ROAS lift in 90 days
Before
With Synapse
02 · Model confidence
Live
98.4
%
Confidence on spend calls
Confident
Still learning
03 · Followers
90 days
+426
Across TikTok, YouTube and Instagram
04 · Match rate
90 days
94
%
Predicted outcomes that landed
Acq. cost
−42.8%
Yield
+14.2%
05 · Live tests
This week
+18.4
%
Uplift from the winning variant
Variant B beat A
3.7% vs 3.1%
Significance
97%
Weak ad set paused
ROAS < 2.5
Winning
Paused
06 · What clients saw
Vanguard
212
%
ROAS in 9 months
Scaled paid social with predictive bidding and AI-built creatives.

Elena Marsh
·
Vanguard
Average ROAS
1,400+ live campaigns
4.2x
Median CPA
1,400+ live campaigns
−38%
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What clients say
007
Do not just take our word for it. Hear directly from the founders and executives who have partnered with Synapse to scale.
What clients say
007
Do not just take our word for it. Hear directly from the founders and executives who have partnered with Synapse to scale.
Featured story · Vanguard · Paid social
“We’d tried three agencies before Synapse. They were the first to bid on margin, not clicks, and ROAS climbed every month after.”

Elena Marsh
Head of Growth · Vanguard
01 / 03
←
→
3 agencies tried
1
st
To bid on margin, not clicks
M1
M9
ROAS up every month · Vanguard
Featured story · Vanguard · Paid social
“We’d tried three agencies before Synapse. They were the first to bid on margin, not clicks, and ROAS climbed every month after.”

Elena Marsh
Head of Growth · Vanguard
01 / 03
←
→
3 agencies tried
1
st
To bid on margin, not clicks
M1
M9
ROAS up every month · Vanguard
★★★★★
In their own words.
In their own words.
Unedited · from live accounts
Unedited · from live accounts
Client
Company
In their words
Result

Daniel Reyes
VP Marketing
Bastion
Every trial is finally attributed, so we cut CAC without cutting spend.
−41% CAC

Priya Nair
CMO
Atlas
Fourteen markets on one launch calendar, and not a single late campaign.
3.4x revenue

Kenji Watanabe
Founder
Kratos
We test checkout every week now. It used to be once a quarter, if that.
+38% checkout CVR

Marcus Bell
Head of Acquisition
Vanguard
Creative briefs come straight from the data. My team just picks the winners.
+64% CTR

Sofia Lindqvist
Director of E-commerce
Atlas
The weekly report is the one I actually read, because it explains the why.
22 hrs saved / wk

Daniel Reyes
VP Marketing
·
Bastion
Every trial is finally attributed, so we cut CAC without cutting spend.
−41% CAC

Priya Nair
CMO
·
Atlas
Fourteen markets on one launch calendar, and not a single late campaign.
3.4x revenue

Kenji Watanabe
Founder
·
Kratos
We test checkout every week now. It used to be once a quarter, if that.
+38% checkout CVR

Marcus Bell
Head of Acquisition
·
Vanguard
Creative briefs come straight from the data. My team just picks the winners.
+64% CTR

Sofia Lindqvist
Director of E-commerce
·
Atlas
The weekly report is the one I actually read, because it explains the why.
22 hrs saved / wk
Client
In their words
Result

Daniel Reyes
VP Marketing
·
Bastion
Every trial is finally attributed, so we cut CAC without cutting spend.
−41% CAC

Priya Nair
CMO
·
Atlas
Fourteen markets on one launch calendar, and not a single late campaign.
3.4x revenue

Kenji Watanabe
Founder
·
Kratos
We test checkout every week now. It used to be once a quarter, if that.
+38% checkout CVR

Marcus Bell
Head of Acquisition
·
Vanguard
Creative briefs come straight from the data. My team just picks the winners.
+64% CTR

Sofia Lindqvist
Director of E-commerce
·
Atlas
The weekly report is the one I actually read, because it explains the why.
22 hrs saved / wk
Stop guessing.
Start testing.
Bring your account and your numbers. In 30 minutes we'll show you plainly what we'd test first.
No long contracts · Cancel with 30 days notice
Stop guessing.
Start testing.
Bring your account and your numbers. In 30 minutes we'll show you plainly what we'd test first.
No long contracts · Cancel with 30 days notice
Stop guessing.
Start testing.
Bring your account and your numbers. In 30 minutes we'll show you plainly what we'd test first.
No long contracts · Cancel with 30 days notice
[ 012 — CONTACT ]
[ 012 — CONTACT ]
Let’s talk.
Let’s talk.
Let’s talk.
SLOTS FOR NOVEMBER
SLOTS FOR NOVEMBER
3 LEFT
3 LEFT
C01 · TALK TO A STRATEGIST
C01 · TALK TO A STRATEGIST
Tell us where the numbers stand. A strategist reads every message and replies within a day.
Tell us where the numbers stand. A strategist reads every message and replies within a day.
4 STRATEGISTS
4 STRATEGISTS
· ONLINE
· ONLINE
C02 · NOTES FROM THE DESK
C02 · NOTES FROM THE DESK
Occasional notes on what we test and what wins.
Occasional notes on what we test and what wins.
1,400+ LIVE CAMPAIGNS · $48M+ MANAGED
1,400+ LIVE CAMPAIGNS · $48M+ MANAGED
C03 · SYNAPSE®
C03 · SYNAPSE®
Created by Lamin Touray
Created by Lamin Touray
© 2026 Synapse
© 2026 Synapse
