Will Shieldy's captcha conflict with Varta if I run both?

No. Shieldy operates at the entry phase (new member must pass captcha to join), Varta operates at the message phase (every message read after entry). Different points in the lifecycle, no overlap. Most communities running both report zero interaction issues — they catch different attacks.

Can Varta replace the captcha gate entirely?

Varta doesn't gate entry — it reads messages after entry. So technically you could remove the captcha and rely on Varta's content moderation alone, and many high-velocity communities (crypto especially) do exactly this because the captcha cost in lost legitimate signups outweighs the spam it stops. But the safer setup, especially under raid risk, is to keep both.

Why don't bot-account spammers just bypass the captcha now?

Some still try (cheap throwaway accounts), and Shieldy catches those. The shift over the last 4 years is that the spam economy moved upmarket: $1 buys an aged account that passes captchas because there's a real human or sophisticated CAPTCHA-solver on the other end. That's the gap Varta's content moderation handles — the humans (or aged-account humans) who already passed the gate.

Does Shieldy work in non-English languages?

Shieldy's captchas (button-tap, math problem) work in any language because they're not text-based comprehension tests. But Shieldy itself doesn't moderate post-entry content, so language coverage stops mattering once a member is in. Varta's 33-language coverage matters at the message level — that's where rule-based bots fail in non-English communities.

Varta vs Shieldy: CAPTCHA Gate vs AI Content Moderation (2026 Comparison)

Shieldy and Varta sit in different categories. Shieldy is a captcha gate — it stops bot accounts from joining your group. Varta is a content-moderation layer — it reads every message and decides what to do about it. They solve different parts of the spam problem.

That makes "Varta vs Shieldy" a slightly misleading framing. The actual question most admins are working out is: do I need both layers, or is one enough for my community? Here's the honest answer.

The 30-second answer

Choose Shieldy alone when: tight community under 500 members, English-only, no image-spam exposure yet, you want a free gate-only solution, the spam you've seen is throwaway-account-style (the captcha catches it).

Choose Varta alone when: high-velocity onboarding (crypto / news / large support channels) where captcha friction costs you legitimate signups, multi-language community, image-spam or paraphrased-scam exposure, aged-account raids that walk past any captcha.

Run both (most common): defense in depth. Shieldy stops the cheap throwaway-account spam at the door. Varta catches the aged-account spam and image-based spam after entry. Each tool covers what the other can't.

Where they differ

Dimension

Shieldy

Varta

Layer of operation

Entry-only — captcha gate before joining.

Post-entry — every message read after the user is in.

Attack surface covered

Throwaway bot accounts.

Aged human-controlled accounts, image spam, paraphrased scams.

Languages

Captcha is language-agnostic (button-tap or math).

33 languages native at the message level.

Image moderation

No (and not relevant — operates pre-entry).

Yes — reads URLs and content inside images.

Cross-group reputation

No.

Yes — automatic across 46 Varta-protected communities.

Friction for legitimate users

1 captcha tap before joining (small).

Zero — bot reads silently, never posts in group.

Pricing

Free.

Free to add, $5/mo+ after first spam catch.

Setup time

1 minute.

2 minutes — install in shadow mode.

Where each wins

Shieldy wins when

→Throwaway bot accounts (created hours ago, no human at the keyboard) — the captcha wall is exactly designed for these.
→Tiny communities with high invite velocity from unknown sources — gates the noise efficiently.
→Free, no model risk, no false-positive concern at the moderation layer.
→Communities where every legitimate new member is a friend-of-friend already known to admins — captcha friction is fine.

Varta wins when

→Aged-account raids — accounts that passed any captcha because there's a real human (or click-farm worker) on the other end.
→Image-based spam — URLs hidden inside screenshots that captcha gates and text filters can't see.
→Multi-language groups — Ukrainian, Russian, Turkish, Portuguese, all read at native depth.
→High-velocity onboarding (crypto news, large support channels) — captcha friction costs more legitimate members than the raid cost.

The defense-in-depth setup

Most communities running serious anti-spam in 2026 layer the two: Shieldy at the door + Varta reading every message after entry.

The split is clean:

Shieldy layer (entry): stops the cheap throwaway-account spam that still exists, gates the noise from unknown sources.
Varta layer (post-entry): handles aged-account raids, image-based spam, paraphrased scams, novel attack patterns the captcha couldn't filter on (because they passed a real human's tap).

They don't conflict because they operate at different points in the member lifecycle. No setting in Shieldy interacts with any setting in Varta.

The honest tradeoff with this layered setup: a captcha tap costs ~5-10% of legitimate new members in high-velocity communities (crypto especially). Some communities tolerate this; others ditch the captcha after installing Varta because they're seeing >95% of actual spam caught downstream anyway. That's a per-community judgment call.

Deeper read on why captchas alone stopped being enough: Shieldy Alternative: Why CAPTCHAs Stopped Working in 2026.

Pricing reality check

Both tools are free at the entry point. Shieldy is fully free. Varta is free to add and free to keep until it catches its first spam in your group; after that the 5-day AI trial begins, and after that paid plans start at $5/mo for hobby usage.

Three options:

Shieldy alone: $0/mo + admin moderation time on whatever the captcha lets through.
Varta alone (small group): ~$5/mo + ~30 minutes/week of borderline DM responses.
Shieldy + Varta layered: ~$5/mo + minimal admin time — both layers catch the easy stuff, only borderline cases reach you.

The full breakdown across 6 popular bots: 2026 pricing comparison.

How to evaluate without committing

Before installing Varta alongside Shieldy, paste a spam message that got past Shieldy (an aged account, an image with a hidden link) into the live classifier. Same model that runs in production. 3 seconds, you'll see the verdict.

That's the most honest test: does Varta catch what Shieldy can't see? If yes on a representative sample of post-gate spam, install Varta in shadow mode and run the layered setup for a week before promoting it to autonomy.

For the broader picture on AI moderation: AI Moderation for Telegram Groups in 2026.

Varta reads every message after entry — including images — and never posts in your group. Layers cleanly under any captcha. Add Varta in shadow mode →