ASAPP vs Sierra
ASAPP vs Sierra, compared side by side on 19 data points: what each one does, how big it is, what it has raised, the tech running each site, and what users report. We score both out of 100 on traction, team and visibility: ASAPP is on 20/100 and Sierra on 48/100.
Where each one leads
ASAPP
Leads on none of the measures we hold for both companies.
Sierra
- our overall score: 48/100 against 20/100
- domain rating: 73/100 against 63/100
- headcount: 900 against 398
- funding raised: $680M against $305M
- LinkedIn following: 88,150 against 46,924
At a glance
| Measure | ASAPP | Sierra |
|---|---|---|
| What it is | AI-powered platform for customer and employee experience automation. | Sierra builds AI agents that help leading brands deliver better customer experiences by increasing customer lifetime value and personalizing interactions across multiple channels. |
| Category | Conversational AI, Customer Service Automation, Contact Center AI, AI Agent | Conversational AI, AI Agent, Agentic AI, Customer Service Automation |
| Sells toBusiness model | B2B | B2B |
| Offering | Platform | Platform |
| Founded | 2014 | 2023 |
| Headquarters | New York, United States | San Francisco, United States |
| Status | Active | Active |
Size, funding and growth
| Measure | ASAPP | Sierra |
|---|---|---|
| Employees | 398 | 900 |
| Headcount growthLast 12 months | Not published | +137.5% |
| Total funding | $305M | $680M |
| Latest round | Series C | Not published |
| Valuation | $1.6B | $16B |
| LinkedIn followers | 46,924 | 88,150 |
StartupHub scores
Our own 0-100 ratings. They measure company strength and site quality, not which product suits you.
| Measure | ASAPP | Sierra |
|---|---|---|
| StartupHub scoreOur 0-100 rating | 20/100 | 48/100 |
| Traction | 40/100 | 60/100 |
| Team | Not published | 70/100 |
| Community | 15/100 | Not published |
| Search visibility | 14/100 | 32/100 |
| Quality | Not published | 40/100 |
| Agent readinessHow well an AI agent can read and act on the site | D (40/100) | D (43/100) |
| Domain ratingLink authority, 0-100 | 63/100 | 73/100 |
Technology
Detected on each public site, so it reflects the marketing stack as well as the product.
| Measure | ASAPP | Sierra |
|---|---|---|
| Hosting | Not detected | Vercel |
| CDN | Cloudflare | Cloudflare |
| CMS | Webflow | Ghost |
| Frameworks | Not detected | Next.js, Tailwind CSS |
| Analytics | Google Tag Manager | Not detected |
| Support stack | Zendesk | HubSpot |
What users say
| Measure | ASAPP | Sierra |
|---|---|---|
| Reddit sentimentThreads we track | Not published | 0 positive, 0 negative across 5 threads |
“Anyone use Decagon or Sierra AI?. Anyone have experience with CX tools like Sierra AI and Decagon? Reviews all over look great online but I’m curious what people actually think of them. Worth the hype?”r/CustomerSuccess
ASAPP vs Sierra: common questions
Which is better, ASAPP or Sierra?
On our 0-100 score Sierra rates higher (48/100 against 20/100). The score weights traction, team, visibility and profile completeness, so it reflects company strength rather than which product suits you. We compare the two on 19 data points above: read the rows that match what you are buying for.
How do ASAPP and Sierra compare on the numbers?
Sierra leads on our overall score (48/100 against 20/100), domain rating (73/100 against 63/100), headcount (900 against 398), funding raised ($680M against $305M), LinkedIn following (88,150 against 46,924).
What do real users say about ASAPP and Sierra?
Sierra: 0 positive and 0 negative mentions across 5 Reddit threads we track, mostly in r/CustomerSuccess.
Read the full ASAPP review and pricing or the Sierra review and pricing. You can also browse other ASAPP alternatives we track.