Procedure

Secret RF

Secret RF is a brand of radiofrequency microneedling device made by Ilooda in South Korea and sold in the US by Cutera. Its distinguishing feature is a 64-needle tip — the largest array in the category — which mostly means faster sessions on big areas.
At a Glance

Secret RF is a brand of RF microneedling device. It offers two tip sizes, 25 needles and 64 needles, with gold-plated needles available either semi-insulated or non-insulated and adjustable from 0.5 to 3.5 millimeters. The 64-pin tip is the largest in this family and covers ground quickly, which matters on the neck, chest and body. Being able to choose between semi-insulated and non-insulated needles is the more clinically useful option, because it changes how much heat reaches the surface. Otherwise this is a standard, competent bipolar platform.

Key Facts

What It IsA brand of bipolar radiofrequency microneedling device made by Ilooda and distributed in the US by Cutera
Best ForAcne scarring, texture, pores and mild firmness — and larger areas like the neck, chest and back, where the 64-pin tip saves time
Sessions NeededUsually 3, spaced 4–6 weeks apart
Downtime1–4 days of redness and swelling; longer with non-insulated needles or deeper settings
CostRoughly $500–$1,200 a session for the face in most US markets, with three-session packages commonly quoted around $1,500–$3,000. Often priced a little below the most heavily advertised brands. Ballpark US estimates only
Results TimelineMost of the change appears between 2 and 6 months after the last session
Evidence LevelGood for acne scars and texture as a category. Nothing published shows this brand outperforming its competitors

How It Works

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Secret RF is bipolar radiofrequency microneedling. Fine needles push into the skin to a set depth, radiofrequency current runs between adjacent needles, and the dermis heats. Existing collagen contracts straight away; new collagen forms over the following months as the skin repairs. The surface is largely bypassed, which is why this whole category is safer on brown and Black skin than most resurfacing lasers.

Two Secret RF details are worth understanding.

Tip size. Tips come with 25 or 64 needles, adjustable from 0.5 to 3.5 millimeters. Sixty-four is the biggest array in this family. That does not make the treatment stronger — each needle still delivers its own energy — but it does cover more skin per stamp, so a chest, back or neck takes fewer placements and less time. The 25-pin tip is for smaller and more curved areas: around the nose, the upper lip, along the jaw.

Insulation. The gold-plated needles come in semi-insulated and non-insulated versions, and the provider chooses. A semi-insulated needle is coated for part of its length, so most of the heat lands at the tip and the upper skin is protected. A non-insulated needle heats along its whole length, including just under the surface. Non-insulated gives more epidermal effect — sometimes what you want for surface texture — but it also means more downtime and more pigment risk. This is the single most important thing to ask about before your treatment, and it matters far more than the brand name.

The maximum depth of 3.5 millimeters covers the dermis comfortably. It does not reach the fat under the chin the way Morpheus8 can at 7 millimeters.

What It Treats

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Limited evidence
Stretch mark treatment with Secret RF is off-label and supported mainly by small studies. Texture tends to improve more than color, across a series of sessions.
Moderate evidence
Photoaging work with Secret RF is standard collagen stimulation. The large tip makes big areas faster to cover, not more effective — each needle still delivers its own energy. Expect gradual change over several sessions.
Moderate evidence
Secret RF treats acne scars at up to 3.5 millimeters, deep enough for the dermal layer where scars sit. Non-insulated needles add surface effect and downtime; semi-insulated keep heat at the tip and are the safer choice on deeper skin tones. It does not reach the fat layer the way Morpheus8 can.

Who It's Right For & Who It's Not

Who it's right for

People with acne scarring, uneven texture or enlarged-looking pores who want the standard RF microneedling result at a price often below the most-advertised brands.

People treating large areas — chest, neck, back, abdomen. The 64-pin tip genuinely shortens those sessions.

People who want the option of a more surface-active treatment. Non-insulated needles have a place, in the right skin, for the right concern.

People with medium and deep skin tones, provided semi-insulated needles are used.

Who it's not for

Anyone with skin that hangs rather than just loosens. This does not lift.

Anyone whose target is submental fat. At 3.5 millimeters the needles do not reach it.

Anyone with a pacemaker, defibrillator or implanted electrical device.

Anyone with an active infection, cold sore or inflamed acne in the area, a history of keloids, or recent isotretinoin.

Anyone with melasma as the main concern. Heat can worsen it.

How to Prepare

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Before you start

Tell your provider about any implanted electrical device, blood thinners, cold sore history or tendency to form thick scars.

Stop retinoids, acids and scrubs about five days beforehand.

Ask which tip and which needle type are planned. "Semi-insulated or non-insulated?" is a fair and useful question, and any competent provider will answer it happily.

If you get cold sores and your face is being treated, ask for antiviral tablets starting the day before.

On the day

Come with clean skin and allow 30 to 60 minutes for numbing cream.

Skip alcohol and anti-inflammatory painkillers the day before if you bruise easily.

Clear your calendar for two or three days, longer if non-insulated needles are being used.

What Happens During It

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Numbing cream goes on and stays on for 30 to 60 minutes.

The provider fits a sterile tip and sets depth, energy and pulse duration.

The handpiece is pressed flat to the skin and triggered. The needles enter, radiofrequency fires briefly, the needles retract, and the provider moves to the next placement. Most treatments use two or three passes at different depths.

It feels like a firm hot pinch with a deeper ache behind it. Over bone — forehead, jawline, upper lip — it is sharper. The larger tip covers more skin per stamp, which makes the session shorter but each stamp a little more noticeable.

Pinpoint bleeding is expected.

A full face runs roughly 20 to 40 minutes of treatment time. A chest or back is faster than it would be on a smaller-tipped device.

You leave red, hot and mildly swollen, with a faint dotted pattern.

Recovery

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Day of treatment. Bright red, hot and tight, with swelling building through the evening. Gentle cleanser, plain moisturizer, nothing active.

Day 1. Swelling usually peaks on waking, especially around the eyes. Redness starts turning pink or bronze.

Day 2 to 4. Dry pinpoints where the needles went in, then flaking. Skin feels rough. Makeup is generally fine once the surface is intact.

Day 4 to 7. Most people look normal, with some lingering pinkness.

Non-insulated needles, deeper settings and body areas all add days. A non-insulated treatment can leave a visible dotted pattern for a week or more.

No retinoids, acids, scrubs, saunas or hot yoga for about a week. Sunscreen daily, and be disciplined about it for a month.

Side Effects & Risks

Common and expected
  • Redness, heat and swelling for 1–4 days
  • Pinpoint bleeding during the session
  • Dry pinpoints and flaking as the skin heals
  • Temporary tightness and sensitivity
  • Small whiteheads or a brief breakout
  • Bruising, more likely with deeper settings
Uncommon but possible
  • Brown marks appearing in the treated area over the following weeks
  • A dotted or grid pattern still visible after a month
  • Cold sore blistering
  • Skin that stays raw or weeping rather than drying and flaking
  • Numbness or tingling that lasts beyond a few days
Rare but serious
  • Pain, redness, warmth and swelling that increase after day three, with or without fever — that is infection, not healing
  • Blistering, or a pale hard patch that does not settle

Results

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Acne scars
The most reliable use. Rolling and shallow boxcar scars soften over a full course — the shadows they cast get shorter and the surface catches light more evenly. This is partial improvement, not clearance. Ice-pick scars do not respond meaningfully to any device in this family and need TCA CROSS or excision.
Texture and pores
Consistent and generally well received. Skin looks thicker and more even.
Firmness
Mild. A slightly tighter feel, a marginally cleaner jaw shadow. Not a lift.
Neck, chest and body
Where the large tip pays off. Crepey chest skin and stretch marks improve in texture, though stretch marks do not disappear. Body areas take more sessions than the face and results are slower.
Timeline
Very little in the first month, then genuine change between two and six months after the final session.
How long it lasts
Roughly one to two years for most people, with annual maintenance common.
Who is disappointed
People expecting lifting. People who booked one session. And people treating deep, sharply defined scars, who would do better with a combination approach — subcision first, then resurfacing — rather than three sessions of anything on its own.

At-Home Versions

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There is no home version. Secret RF uses sterile disposable needle tips and delivers adjustable dermal radiofrequency under provider control.

Home derma rollers and pens have no radiofrequency at all and needles too short to reach the dermis. Home radiofrequency wands warm the skin surface only — a real but small effect that needs constant repetition.

If the price is out of reach, ordinary in-office microneedling costs considerably less and still helps texture and mild scarring. It does not do what the added heat does, and no honest provider will claim otherwise.

FAQ+
What makes Secret RF different from other RF microneedling devices?Two things: a 64-needle tip, the largest array in the category, which speeds up treatment of big areas; and a choice between semi-insulated and non-insulated gold-plated needles, which changes how much heat reaches the surface. Depth tops out at 3.5 millimeters.
Does the bigger tip mean better results?No. It means faster sessions on large areas. Each needle still delivers its own energy, so the treatment per square inch is the same.
What is the difference between semi-insulated and non-insulated needles?Semi-insulated needles are coated along part of the shaft, so the heat is released at the tip and the upper skin is protected. Non-insulated needles heat along their whole length, giving more surface effect, more downtime, and more risk of brown marks. Ask which one you are getting.
Secret RF or Morpheus8?Morpheus8 reaches 7 millimeters and Secret RF 3.5, which matters for submental fat and not much else. Secret RF is usually cheaper and does texture, pores and acne scars just as well. Choose the provider and the plan, not the badge.
Does it hurt?With numbing cream, most people describe it as uncomfortable rather than painful — a firm hot pinch. Areas over bone are sharper.
How many sessions?Three, four to six weeks apart, is the standard plan. Deep acne scarring often needs more, and body areas need more again.
Is it safe on brown or Black skin?Yes, with semi-insulated needles and conservative settings. This category is safer on deeper skin than ablative lasers because most of the heat lands below the pigmented layer.
How long before I can wear makeup?Usually two days, once the skin surface is intact and not weeping. Ask your provider rather than assuming.
Can it treat my chest and neck?Yes, and this is where the large tip earns its keep. Neck and chest skin is thinner and stays pink longer than the face, so expect a slower recovery there and gentler settings.