Pricing Free
Free first. No sign-up needed.
61 tools for PDF, images, QR, VietQR, XML invoices, TCVN3 fonts… ready to use and processed on your device. Pi ID sign-up is free; cloud saving and sync are part of the Pro plan.
Three levels of use
- Level 1
No sign-up
0 VNDUse right away
61 tools: PDF, images, QR, VietQR, XML invoices, TCVN3 fonts… processed on your device.
Open the tools - Level 2
Free with Pi ID
0 VNDOne account for every PIH product
Sign in with one Pi ID account shared across PIH products. Cloud saving, history and multi-device sync are part of the Pro plan.
Sign in with Pi ID - Level 3
Pro
Contact usWhen it adds value
The Pro plan has no listed price yet. Contact us for a quote.
Contact us
When to choose a paid product
When you need to work together as a team, use ERPCons. Chuyện Nhỏ tools stay free.
General pricing rules
- Prices are in VND, excluding tax.
- Free and trial plans never switch to paid by themselves.
- Free tools never force you to sign in.
- Three levels of use: No sign-up (use right away) → Free with Pi ID (sign up to save and sync) → Paid (when it adds value).
- Prepayment (only for products with paid plans): 6 months 4% off, 12 months 10% off, 24 months 15% off (24 months from 01/12/2026). At most 2 offers per contract: prepayment plus one other offer.
- Extra AI credits, shared across all products: 1,000 credits 199,000 VND, 5,000 credits 899,000 VND, valid for 12 months.
Frequently asked questions
Does Chuyện Nhỏ cost anything?
No. All 61 tools are free and need no sign-up.
Do I have to sign up to use it?
No. Every tool works right away without signing up. Pi ID sign-up is free too; cloud saving, history and sync are part of the Pro plan.
How much is the Pro plan?
The Pro plan has no listed price yet. Contact us for a quote.
Will my free use switch to paid by itself?
No. A free plan never switches to paid by itself.
When should I use ERPCons?
When you need to work together as a team. ERPCons has its own pricing at erpcons.ai/bang-gia.
Do prices include tax?
Prices are in VND, excluding tax.