GTM AI Index
Index Marketing Mobile apps › OneSignal vs AppsFlyer
Mobile apps · September 2026 Edition

OneSignal vs AppsFlyer

Two of twelve models named OneSignal first on the direct prompt; two named AppsFlyer. Both were named by all twelve models and OneSignal carries 35 labels and AppsFlyer 36, so the shares are not directly comparable.

OneSignal

accepted challenger

By Q140701571, San Mateo, United States, founded 2011. Named in three categories this edition.

AppsFlyer

accepted challenger

Herzliya, Israel, founded 2011. Named in two categories this edition.

First-choice share9%7%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate3%3%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#4#7A position in a field of 16; printed, not drawn.
Labels3536A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, OneSignal reading right to left. Rank and label count are printed, not drawn.Braze was named alongside these two in seven of the twelve direct answers. Meta Advantage+ App Campaigns vs OneSignal · Meta Advantage+ App Campaigns vs AppsFlyer · Customer.io vs OneSignal

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all twelve models, for a mid-market B2B company; rank is within the category; every quote names the model and the prompt it came from. Both figures come from the mobile apps page.

By framing

How many of the twelve models made each the first choice, per way of asking, and how many argued against it.
OneSignalFirst choices, of twelve modelsAppsFlyer
Direct22
Paraphrase001 against OneSignal
Comparative07
Budget-constrained21
Scale-constrained00
Negative011 against AppsFlyer
Bars are first choices, 0 to 12 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to twelve.

Every model, every framing

The seventy-two answers behind the chart above, one cell each: where OneSignal and AppsFlyer stood in it.
ModelDirectParaphraseComparativeBudget-constrainedScale-constrainedNegative
Claude Haiku 4.5
GPT-5.4 mini
Gemini 3.5 Flash
Perplexity Sonar
Grok 4.1 Fast
Mistral Small
DeepSeek V4 Flash
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX
MiniMax M2.5
OneSignal AppsFlyer first choice named as an alternative argued againstblank: not namedEach cell is one answer, OneSignal on the left and AppsFlyer on the right.

The direct prompt

The plain question, one answer per model, grouped by where OneSignal and AppsFlyer stood in it.

OneSignal first, AppsFlyer not the choice

2 of 12 modelsAppsFlyer was named in the answer but not as the choice, or not at all.
DeepSeek V4 FlashOneSignal alternatives: Customer.io, MoEngage
MiniMax M2.5OneSignal alternatives: Acoustic, Google Ads

AppsFlyer first, OneSignal not the choice

2 of 12 modelsOneSignal was named in the answer but not as the choice, or not at all.
Grok 4.1 FastAppsFlyer alternatives: Adjust, Branch, Singular
GLM 4.7 FlashXAppsFlyer alternatives: Adjust, Branch, Braze

Neither was the first choice, one was named

4 of 12 modelsThe answer put something else first and named one of the two as an alternative.
GPT-5.4 miniBraze alternatives: CleverTap, Iterable, OneSignal
Gemini 3.5 FlashCustomer.io alternatives: Appcues, AppsFlyer, Branch, MoEngage, Pendo
Mistral SmallBraze, CleverTap alternatives: Adobe Marketo Engage, AppsFlyer, Firebase, Insider, OneSignal
Kimi K2HubSpot Marketing Hub alternatives: 6sense Revenue AI, Airship, Braze, OneSignal

Neither was named

4 of 12 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5no first choice alternatives: Acoustic, Braze, Customer.io, MoEngage
Perplexity SonarHubSpot Marketing Hub, MoEngage alternatives: Braze, Customer.io
Llama 4 Maverickno first choice
Qwen 3.7 FlashCustomer.io alternatives: Braze, HubSpot

Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.

By buyer segment

The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
OneSignal leads by thirty-five points.
OneSignal43%#1 of 12
AppsFlyer7%#2 of 12
The full small business standing →
Mid-marketThe figures above
OneSignal leads by two points.
OneSignal9%#4 of 16
AppsFlyer7%#7 of 16
The full mid-market standing →
Enterprise
The order flips: AppsFlyer leads at enterprise.
AppsFlyer11%#2 of 11
OneSignal0%#– of 11
The full enterprise standing →

What the models said about OneSignal

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. One of one in this category shown.

“OneSignal for engagement (free to start, $19/month when you grow) — it's the highest-value single marketing tool for small teams.” DeepSeek V4 Flash · budget prompt · first choice

What the models said about AppsFlyer

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.

“AppsFlyer: Some extreme negative Trustpilot reviews (unjustified charges, poor support, scam claims), but outlier amid 4.7/5 G2 leader status” Grok 4.1 Fast · negative prompt · soft negative
“Strengths: Most widely used globally, strongest fraud detection... Best for: Most apps needing comprehensive attribution” Mistral Small · comparative prompt · first choice
“Always use an independent MMP (AppsFlyer, Adjust, Singular) — never rely on a network's self-reported attribution” DeepSeek V4 Flash · negative prompt · first choice
“If your priority is campaign measurement at scale: AppsFlyer or Adjust are common choices.” GPT-5.4 mini · comparative prompt · first choice
Also compared

Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.