Handy Contact Book vs Kortex Contacts
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Handy Contact Book
This free utility app helps you quickly convert all 11-digit Vietnamese mobile phone numbers in your contacts to 10-digit format. It's designed to assist users before the mandatory September 15th deadline.
- Convert 11-digit to 10-digit Vietnamese numbers
- Batch phone number conversion
- Free utility tool
- Supports iPhone and iPod
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All mobile phone number in Vietnamese that have 11-digits will force to 10-digits by 15th September this year. In order to help you quickly convert bunch of phone number in your phone contact, we created this app for FREE.
Kortex Contacts
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Kortex Contacts is a privacy-first address book organizer that helps you clean, standardize, and protect your contacts. KEY FEATURES • Merge duplicate contacts into a single, complete entry. • Standardize phone numbers into consistent local or international formats. • Identify unwanted or low-quality email entries. • Scan business cards with on-device text recognition. • Create local backups before making changes. Core cleanup, OCR, backups, and device contact reads and writes are performed locally after you grant Contacts permission. OPTIONAL PRO CRM SYNC If you choose to connect HubSpot, Kortex Contacts can standardize records from your authorized HubSpot workspace. Before each CRM update, the app identifies the selected fields, destination, and purpose and asks for your confirmation. Cancel sends nothing. CRM Sync does not upload your iOS address book. Kortex Contacts does not sell contact data or use contact records for advertising.
Screenshots
Verdict
The clearest difference is in-app purchases: Handy Contact Book at none against Kortex Contacts's 3. Handy Contact Book also leads on update cadence (fortnightly vs every 2 months) and iOS requirement (9.0 vs 16.4). On price, ads and device support 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
Both are free to download. Kortex Contacts sells 3 in-app purchases, starting at $2.99 per month. Handy Contact Book asks for nothing beyond the download.
Handy Contact Book ships an update fortnightly, Kortex Contacts every 2 months. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.
| Parameter | Handy Contact Book | Kortex Contacts |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Fortnightly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 9.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 21 MB | 91 MB |
| Age rating | 4+ | 4+ |
| Developer | Kinh Tran | Gary Mizrachi |
In-app purchases
Handy Contact Book
No in-app purchases
Kortex Contacts
- Kortex Pro Monthly$2.991 Month
- Kortex Pro Yearly$17.991 Year
- Kortex Premium Lifetime$4.99
Questions
Is Handy Contact Book free?
Is Kortex Contacts free?
Do Handy Contact Book or Kortex Contacts have ads?
Which is updated more often, Handy Contact Book or Kortex Contacts?
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