[ 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

C02

C02

C03

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

TikTok+220
YouTube+120
Instagram+86
0100200300

04 · Match rate

90 days

94

%

Predicted outcomes that landed

Acq. cost

−42.8%

Yield

+14.2%

94%
050100

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

TikTok+220
YouTube+120
Instagram+86
0100200300

04 · Match rate

90 days

94

%

Predicted outcomes that landed

Acq. cost

−42.8%

Yield

+14.2%

94%
050100

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

TikTok+220
YouTube+120
Instagram+86
0100200300

04 · Match rate

90 days

94

%

Predicted outcomes that landed

Acq. cost

−42.8%

Yield

+14.2%

94%
050100

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%

C01

C02

C02

C03

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.”

Portrait of Elena Marsh

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.”

Portrait of Elena Marsh

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

Portrait of Daniel Reyes

Daniel Reyes

VP Marketing

Bastion

Every trial is finally attributed, so we cut CAC without cutting spend.

−41% CAC

Portrait of Priya Nair

Priya Nair

CMO

Atlas

Fourteen markets on one launch calendar, and not a single late campaign.

3.4x revenue

Portrait of Kenji Watanabe

Kenji Watanabe

Founder

Kratos

We test checkout every week now. It used to be once a quarter, if that.

+38% checkout CVR

Portrait of Marcus Bell

Marcus Bell

Head of Acquisition

Vanguard

Creative briefs come straight from the data. My team just picks the winners.

+64% CTR

Portrait of Sofia Lindqvist

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

Portrait of Daniel Reyes

Daniel Reyes

VP Marketing

·

Bastion

Every trial is finally attributed, so we cut CAC without cutting spend.

−41% CAC

Portrait of Priya Nair

Priya Nair

CMO

·

Atlas

Fourteen markets on one launch calendar, and not a single late campaign.

3.4x revenue

Portrait of Kenji Watanabe

Kenji Watanabe

Founder

·

Kratos

We test checkout every week now. It used to be once a quarter, if that.

+38% checkout CVR

Portrait of Marcus Bell

Marcus Bell

Head of Acquisition

·

Vanguard

Creative briefs come straight from the data. My team just picks the winners.

+64% CTR

Portrait of Sofia Lindqvist

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

Portrait of Daniel Reyes

Daniel Reyes

VP Marketing

·

Bastion

Every trial is finally attributed, so we cut CAC without cutting spend.

−41% CAC

Portrait of Priya Nair

Priya Nair

CMO

·

Atlas

Fourteen markets on one launch calendar, and not a single late campaign.

3.4x revenue

Portrait of Kenji Watanabe

Kenji Watanabe

Founder

·

Kratos

We test checkout every week now. It used to be once a quarter, if that.

+38% checkout CVR

Portrait of Marcus Bell

Marcus Bell

Head of Acquisition

·

Vanguard

Creative briefs come straight from the data. My team just picks the winners.

+64% CTR

Portrait of Sofia Lindqvist

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.

SOCIALS

SOCIALS

4 STRATEGISTS

4 STRATEGISTS

· ONLINE

· ONLINE

By submitting you agree to our Privacy policy. No spam. One reply, from a person.

By submitting you agree to our Privacy policy. No spam. One reply, from a person.

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

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