Contacts Prefix Fixer vs JONAVA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Contacts Prefix Fixer
Easily edit the prefix number for your contacts. Add country codes or other prefixes to all your phone numbers in one go. This utility simplifies managing international or specific dialing formats for your contacts.
- Edit contact phone number prefixes
- Add country codes
- Batch prefix modification
- Easy to use interface
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This program is used for editing your prefix phone number in contact easily. For example: if your contacts contain a phone number 0902145545 you can easy to add +84 to prefix of phone number to get +84902145545.
JONAVA
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Jonaviečio app – tai mobilioji programėlė Jonavos rajono gyventojams, kurios pagalba galėsite: - Sekti rajono naujienas ir sužinoti apie visus renginius Jonavoje - Apmokėti komunalinių paslaugų sąskaitas - Dalyvauti konkursuose ir laimėti prizus - Gauti nuolaidų apsilankymui Jonavos baseine Jonava – miestas, kuriame patogu gyventi, todėl Jonaviečio programėlė bus nuolat atnaujinama ir pildoma nauja informacija bei funkcijomis, kurios suteiks gyventojams dar daugiau įvairių nuolaidų ir galimybių.
Screenshots
Verdict
The clearest difference is update cadence: JONAVA at every 2 months against Contacts Prefix Fixer's every 14 months. Contacts Prefix Fixer's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
Contacts Prefix Fixer ships an update every 14 months, JONAVA every 2 months. The most recent releases landed on June 9, 2026 and August 2, 2026 respectively.
| Parameter | Contacts Prefix Fixer | JONAVA |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 14 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 29 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | Cuong Luu Hung | Jonavos rajono savivaldybė |
In-app purchases
Contacts Prefix Fixer
No in-app purchases
JONAVA
No in-app purchases
Questions
Is Contacts Prefix Fixer free?
Is JONAVA free?
Do Contacts Prefix Fixer or JONAVA have ads?
Which is updated more often, Contacts Prefix Fixer or JONAVA?
Other comparisons
