Prefix App vs Prefix Dialer Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Prefix App
Easily add a prefix to phone numbers before dialing without altering your contacts. Ideal for managing business phone lines or specific calling requirements directly from your address book or keypad.
- Full address book access
- Customizable contacts
- Recent calls list
- Customizable prefix and suffix
- Direct dialing via keypad
- Intuitive interface
Read full descriptionHide full description
Prefix App is the App that let you put a prefix before the phone number without editing your address book. Very useful if you have a business phone. Features: - Full address book - Customizable address book - Recent calls - Customizable prefix; - Customizable suffix; - Direct call with phone keypad; - Simple, intuitive and smart interface;
Prefix Dialer Pro
Automatically add dial codes or modify phone numbers before making calls. Ideal for office PBX systems, international dialing, or any situation requiring number reformatting. Sync rules across devices via iCloud.
- Automatic prefix and replacer rules
- Contact integration
- Clipboard detection
- Manual number entry
- Dial history
- iCloud sync
- Shake to open contacts
Read full descriptionHide full description
Prefix Dialer Pro lets you automatically prepend dial codes and transform phone numbers before placing a call — perfect for office PBX systems, international dialling, or any setup where numbers need a prefix. HOW IT WORKS Set up one or more prefix rules (e.g. "00" or "9") and replacer rules (e.g. strip the leading "+"). When you dial a number from your contacts, clipboard, or manually, every enabled rule is applied automatically. FEATURES • Contacts — pick any phone number directly from your contacts • Clipboard — detected automatically each time you open the app • Manual entry — type a number without opening your contacts • Dial history — quickly redial recent numbers • Shake to open contacts picker • iCloud sync — rules stay in sync across your devices • Up to 1 prefix and 1 replacer free; Go Pro for unlimited GO PRO A single one-time purchase unlocks unlimited prefixes and replacers and removes all ads. GREAT FOR • Staff who dial through a PBX (prepend 9 or 0 to get an outside line) • Frequent international callers (replace + with 00 or a country code) • Anyone whose phone system requires number reformatting before dialling
Screenshots
Verdict
The clearest difference is in-app purchases: Prefix App at none against Prefix Dialer Pro's 2. Prefix App also leads on update cadence (fortnightly vs every 8 months) and iOS requirement (7.0 vs 17.0). 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. Prefix Dialer Pro sells 2 one-off in-app purchases. Prefix App asks for nothing beyond the download.
Prefix App ships an update fortnightly, Prefix Dialer Pro every 8 months. The most recent releases landed on October 9, 2026 and September 30, 2026 respectively.
| Parameter | Prefix App | Prefix Dialer Pro |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 48.3% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Freemium |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 7.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 21 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Alain Lima | SOHO S & N |
Customer experience
Prefix App
Prefix Dialer Pro
In-app purchases
Prefix App
No in-app purchases
Prefix Dialer Pro
- Additional Set of 5 Prefixes and 5 Replacers$0.99
- Set of 5 prefixes and 5 replacers$0.99
Questions
Is Prefix App free?
Is Prefix Dialer Pro free?
Do Prefix App or Prefix Dialer Pro have ads?
Which is updated more often, Prefix App or Prefix Dialer Pro?
Other comparisons















