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KD1S vs SMMStone
same data, side by sideReviewed by the SMMScout data team · updated 2026-08-14 · both panels scored on the published formula with dated inputs · methodology · editorial policy · disclosure
Key facts
- Winner
- KD1S on the published formula (88/125).
- KD1S
- 4,213 services · 712ms API · not verified
- SMMStone
- 6,048 services · 902ms API · not verified
- Price floors
- verify live rates vs verify live rates per 1k.
- Risk
- KD1S 20/100 (Caution) vs SMMStone 20/100 (Caution) on the scam score.
| KD1S kd1s.com 88 Strong | SMMStone smmstone.com 83 Solid | |
|---|---|---|
| Scout Score | 88 / 125leads | 83 / 125 |
| Services | 4,213 | 6,048 |
| API response | 712ms | 902ms |
| Domain age | 6.4y | 5.8y |
| Payments | n/d | Stripe, Cards |
| Refill | Listed | Listed |
| API access | Listed | Listed |
| Price floor | verify live rates | verify live rates |
Very fast API responses with a solid catalog.
- Each additional year of domain age adds 3.5 points, up to 10 years (currently 6.4).
- Adding 4,787 services would add 16.0 scale points (cap 9,000).
A capable general panel with a healthy catalog and quick responses.
- Each additional year of domain age adds 3.5 points, up to 10 years (currently 5.8).
- Adding 2,952 services would add 9.8 scale points (cap 9,000).
KD1S (kd1s.com): Very fast API responses with a solid catalog.
SMMStone (smmstone.com): A capable general panel with a healthy catalog and quick responses.
KD1S has no current flags. SMMStone has no current flags. Compare the full data on each panel page, then test both with small orders.
Frequently asked questions
Which is better, KD1S or SMMStone?
On the published SMMScout formula, KD1S leads with 88/125 against SMMStone's 83. The gap comes from KD1S's stronger measured inputs (see the breakdown below). But the right panel depends on your market, payments and platforms: read both full reviews before funding.
Is KD1S or SMMStone cheaper?
Price floors: KD1S at verify live rates vs SMMStone at verify live rates. Headline price excludes drops: compare per-1k rates with the refill window before deciding.
Which panel has more services, KD1S or SMMStone?
KD1S lists 4,213 services; SMMStone lists 6,048. Catalog depth means more backup suppliers, but only if delivery quality holds: check retention with a small test order.
Our panels · scored by the same formula, always labeled
AI-safe growth · Global · 8,700 services · 300ms API
Provider / wholesale · Global · 3,643 services · 74ms API
We operate both panels, disclosed here and on every page. They are scored with the identical formula: the numbers you see are the numbers on their pages.
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