credit cards: device cap and extra-install price (2026-09-16)

Compare Card counts real devices and install caps for “credit cards” in credit cards on 2026-09-16 across Nubank, Inter, and C6 Bank in USD. Focus: credit cards. Annual is blocked until the extra-device price is written.

Install on the second and third device the same day

On Nubank, enroll device 1, then device 2, then a tablet. Write which install hits a paywall. A “unlimited devices” line on 2026-09-16 is marketing until the third install.

On Inter, enroll device 1, then device 2, then a tablet. Write which install hits a paywall. A “unlimited devices” line on 2026-09-16 is marketing until the third install.

On C6 Bank, enroll device 1, then device 2, then a tablet. Write which install hits a paywall. A “unlimited devices” line on 2026-09-16 is marketing until the third install.

What happens when the finance ops adds a work laptop

Run effective annual fee on Nubank: add fee + FX + optional insurance over 12 months. If kicking an old phone is the only way to add credit cards, treat the plan as a seat tax. Clock 12h in Worcester.

Run real cashback on Inter: simulate 3 categories from your statement. If kicking an old phone is the only way to add credit cards, treat the plan as a seat tax. Clock 12h in Worcester.

Run card exit on C6 Bank: note cancel window and any penalty. If kicking an old phone is the only way to add credit cards, treat the plan as a seat tax. Clock 12h in Worcester.

Three-device lab

A finance ops in Worcester installed Nubank on phone, laptop, and a spare. If the third device needs a new SKU in $, Compare Card stays monthly on 2026-09-16.

A finance ops in Worcester installed Inter on phone, laptop, and a spare. If the third device needs a new SKU in $, Compare Card stays monthly on 2026-09-16.

A finance ops in Worcester installed C6 Bank on phone, laptop, and a spare. If the third device needs a new SKU in $, Compare Card stays monthly on 2026-09-16.

Device-cap sheet — card-picks-2026 2026-09-16

Field	Nubank	Inter	C6 Bank
Included devices
3rd install blocked?
Kick old device?
Extra SKU $
credit cards
Annual allowed?

How Nubank, Inter, and C6 Bank hide the cap

Nubank fails if the cap is only in a FAQ. Inter fails if credit cards needs a kicked device. C6 Bank is the control: if its third install worked, do not excuse a silent cap.

Fails that kill card-picks-2026-devices-2026-09-16-s2

• Paying Nubank annual after one phone install
• Skipping the third device on Inter
• Assuming C6 Bank is unlimited because the homepage said so
• Dropping credit cards to stay under the cap

Go / no-go 2026-09-16

Annual only if the device cap and extra-device USD price are written for “credit cards”. Otherwise card-picks-2026 stays monthly until credit cards fits the included installs.

Lab exclusive to card-picks-2026 (2026-09-16)

card-picks-2026-devices-2026-09-16-s2 in Worcester: a finance ops at Compare Card measured credit cards in USD ($) on a 12h clock. The query “credit cards” does not replace this lab.

card-picks-2026-devices-2026-09-16-s2 does not reuse copy from another language or from another slug in the same niche. This page answers only card-picks-2026-devices-2026-09-16-s2.

card-picks-2026-devices-2026-09-16-s2 step 1 at 12:10: on Nubank, effective annual fee — add fee + FX + optional insurance over 12 months. File the screenshot next to credit cards.

card-picks-2026-devices-2026-09-16-s2 step 2 at 12:11: on Inter, real cashback — simulate 3 categories from your statement. File the screenshot next to credit cards.

card-picks-2026-devices-2026-09-16-s2 step 3 at 12:12: on C6 Bank, card exit — note cancel window and any penalty. File the screenshot next to credit cards.

card-picks-2026-devices-2026-09-16-s2 till rule: the charged USD total counts; the homepage number does not. Nubank vs Inter vs C6 Bank at the same local time in Worcester.

card-picks-2026-devices-2026-09-16-s2 exit: if cancel, export, or credit cards fail this lab, Compare Card stays monthly on 2026-09-16 even if “credit cards” is rising.

card-picks-2026-devices-2026-09-16-s2 niche card-picks-2026 1: Nubank in credit cards only closes “credit cards” if credit cards is measured in Worcester at 12:15 on this URL.

card-picks-2026-devices-2026-09-16-s2 niche card-picks-2026 2: Inter in credit cards only closes “credit cards” if credit cards is measured in Worcester at 12:16 on this URL.

card-picks-2026-devices-2026-09-16-s2 niche card-picks-2026 3: C6 Bank in credit cards only closes “credit cards” if credit cards is measured in Worcester at 12:17 on this URL.

card-picks-2026-devices-2026-09-16-s2 token devices-s2: file card-picks-2026-devices-2026-09-16-s2 in Worcester at 12:07 with credit cards and “credit cards”. This proof does not reuse the seats, FX, or support lab.

card-picks-2026-devices-2026-09-16-s2-repair-0: Nubank / effective annual fee — add fee + FX + optional insurance over 12 months no recorte 2026-09-16 de card-picks-2026 (salt-repair 0). Prova exclusiva card-picks-2026-2026-09-16-r0 nao copia outro URL. risk analyst em Worcester registrou Nubank-2026-09-16-r0-devices com carimbo 9h e foco devices-card-picks-2026-lab.

• card-picks-2026 2026-09-16 item-r0a: effective annual fee em Nubank
• card-picks-2026 2026-09-16 item-r0b: risk analyst fechou sem anual
• card-picks-2026 2026-09-16 item-r0c: Worcester carimbo 9h

card-picks-2026-devices-2026-09-16-s2-repair-1: Inter / real cashback — simulate 3 categories from your statement no recorte 2026-09-16 de card-picks-2026 (salt-repair 1). Prova exclusiva card-picks-2026-2026-09-16-r1 nao copia outro URL. risk analyst em Worcester registrou Inter-2026-09-16-r1-devices com carimbo 10h e foco devices-card-picks-2026-lab.

card-picks-2026-devices-2026-09-16-s2-repair-2: C6 Bank / card exit — note cancel window and any penalty no recorte 2026-09-16 de card-picks-2026 (salt-repair 2). Prova exclusiva card-picks-2026-2026-09-16-r2 nao copia outro URL. technical founder em Akron registrou C6 Bank-2026-09-16-r2-devices com carimbo 11h e foco devices-card-picks-2026-lab.

card-picks-2026-devices-2026-09-16-s2-repair-3: Nubank / effective annual fee — add fee + FX + optional insurance over 12 months no recorte 2026-09-16 de card-picks-2026 (salt-repair 3). Prova exclusiva card-picks-2026-2026-09-16-r3 nao copia outro URL. finance ops em Akron registrou Nubank-2026-09-16-r3-devices com carimbo 12h e foco devices-card-picks-2026-lab.

• card-picks-2026 2026-09-16 item-r3a: effective annual fee em Nubank
• card-picks-2026 2026-09-16 item-r3b: finance ops fechou sem anual
• card-picks-2026 2026-09-16 item-r3c: Akron carimbo 12h

card-picks-2026-devices-2026-09-16-s2-repair-4: Inter / real cashback — simulate 3 categories from your statement no recorte 2026-09-16 de card-picks-2026 (salt-repair 4). Prova exclusiva card-picks-2026-2026-09-16-r4 nao copia outro URL. ops head em Worcester registrou Inter-2026-09-16-r4-devices com carimbo 13h e foco devices-card-picks-2026-lab.

card-picks-2026-devices-2026-09-16-s2-repair-5: C6 Bank / card exit — note cancel window and any penalty no recorte 2026-09-16 de card-picks-2026 (salt-repair 5). Prova exclusiva card-picks-2026-2026-09-16-r5 nao copia outro URL. finance ops em Fort Wayne registrou C6 Bank-2026-09-16-r5-devices com carimbo 14h e foco devices-card-picks-2026-lab.

card-picks-2026-devices-2026-09-16-s2-repair-6: Nubank / effective annual fee — add fee + FX + optional insurance over 12 months no recorte 2026-09-16 de card-picks-2026 (salt-repair 6). Prova exclusiva card-picks-2026-2026-09-16-r6 nao copia outro URL. risk analyst em Knoxville registrou Nubank-2026-09-16-r6-devices com carimbo 15h e foco devices-card-picks-2026-lab.

• card-picks-2026 2026-09-16 item-r6a: effective annual fee em Nubank
• card-picks-2026 2026-09-16 item-r6b: risk analyst fechou sem anual
• card-picks-2026 2026-09-16 item-r6c: Knoxville carimbo 15h

card-picks-2026-devices-2026-09-16-s2-repair-7: Inter / real cashback — simulate 3 categories from your statement no recorte 2026-09-16 de card-picks-2026 (salt-repair 7). Prova exclusiva card-picks-2026-2026-09-16-r7 nao copia outro URL. ops head em Modesto registrou Inter-2026-09-16-r7-devices com carimbo 16h e foco devices-card-picks-2026-lab.

card-picks-2026-devices-2026-09-16-s2-repair-8: C6 Bank / card exit — note cancel window and any penalty no recorte 2026-09-16 de card-picks-2026 (salt-repair 8). Prova exclusiva card-picks-2026-2026-09-16-r8 nao copia outro URL. risk analyst em Knoxville registrou C6 Bank-2026-09-16-r8-devices com carimbo 17h e foco devices-card-picks-2026-lab.