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Comparison

PrimeVolt vs aiwan 3+3 Postal Code

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
PrimeVolt
PrimeVolt
Free
📊 Productivity
No ratingsView app →
aiwan 3+3 Postal Code
aiwan 3+3 Postal Code

Find Taiwan Postal Codes

Free
📊 Productivity
No ratingsView app →
About

PrimeVolt

Features
Read full description

Display PrimeVolt PVI power generation information data, simple and efficient

About

aiwan 3+3 Postal Code

Features
Read full description

To improve mail processing and delivery efficiency, Chunghwa Post introduced Taiwan’s 3+3 postal code system. The 3+3 postal code contains six digits. The first three digits represent the administrative area, while the last three digits provide a more detailed delivery section code. This more precise postal code system helps improve mail sorting efficiency and delivery accuracy. It helps you quickly find the correct six-digit postal code for sending letters, parcels, completing online forms, or managing address information. Main features: • Search Taiwan 3+3 postal codes • Search by city, district, road, or address • Find the complete six-digit postal code • Simple and easy-to-use interface Quickly find the correct postal code whenever you need to send mail or enter a Taiwan address.

Screenshots

PrimeVolt3 screens
aiwan 3+3 Postal Code3 screens

Verdict

The call

The clearest difference is ads: PrimeVolt at none against aiwan 3+3 Postal Code's shown. PrimeVolt also leads on update cadence (every 6 weeks vs every 37 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

PrimeVolt ships an update every 6 weeks, aiwan 3+3 Postal Code every 37 months. The most recent releases landed on October 6, 2026 and October 2, 2026 respectively.

Scorecard2 real differences · 4 level
PrimeVolt versus aiwan 3+3 Postal Code: the parameters behind the verdict, then further details
ParameterPrimeVoltaiwan 3+3 Postal Code
PriceFreeFree
Update frequencyEvery 6 weeks — betterEvery 37 months
AdsNo — betterYes
In-app purchasesNoNo
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.013.0
Further details — not scored
Size12 MB28 MB
Age rating17+4+
DeveloperAsianPowerDevicesIncChengchung Chiu

In-app purchases

None

PrimeVolt

No in-app purchases

None

aiwan 3+3 Postal Code

No in-app purchases

Questions

Is PrimeVolt free?
PrimeVolt is free to download, with no in-app purchases.
Is aiwan 3+3 Postal Code free?
aiwan 3+3 Postal Code is free to download, with no in-app purchases.
Do PrimeVolt or aiwan 3+3 Postal Code have ads?
aiwan 3+3 Postal Code shows ads; PrimeVolt does not.
Which is updated more often, PrimeVolt or aiwan 3+3 Postal Code?
PrimeVolt ships an update every 6 weeks, and aiwan 3+3 Postal Code every 37 months. Most recently, PrimeVolt was updated on October 6, 2026 and aiwan 3+3 Postal Code on October 2, 2026.

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