Comparison

1NUMBER vs Cally cordless

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

Head to head

Smartphone as a PBX extension

Free

📊 Productivity

★ 5.01 ratingsView app →

About

1NUMBER

Features

Read full description

1Number è il vero numero unico per il business, permette di utilizzare e gestire direttamente dallo smartphone il tuo numero di telefono fisso aziendale. Unica APP Voip a funzionare senza copertura dati Con 1Number ovunque sei è come se fossi in ufficio.

About

Cally cordless

Transform your smartphone into a desk extension for your company's PBX system. Seamlessly integrate your mobile device with your office phone network for enhanced communication. Requires a license for the associated CallY software.

Highlights

Use smartphone as desk extension
Integrates with company switchboard
Requires CallY software license
Mobile PBX functionality

Features

Read full description

Allows to use your smartphone as a desk extension of the company switchboard. To use CallY Cordless, You need to have a license of CallY software.

Screenshots

1NUMBER4 screens

Cally cordless4 screens

Verdict

The call

The clearest difference is iOS requirement: Cally cordless at 13.0 against 1NUMBER's 15.0. On price, update cadence, ads and in-app purchases 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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

Scorecard1 real difference · 8 level

1NUMBER versus Cally cordless: the parameters behind the verdict, then further details
Parameter	1NUMBER	Cally cordless
Price	Free	Free
Rating	—	5.0 (1 ratings) — better
Number of ratings	—	1 — better
Update frequency	Every 2 months	Every 2 months
Ads	No	No
In-app purchases	No	No
Monetization	—	Free
Devices	iPhone, iPod	iPhone, iPod
Requires iOS	15.0	13.0 — better
Further details — not scored
Size	37 MB	81 MB
Age rating	4+	4+
Developer	XSTREAM s.r.l.	IPKOM

In-app purchases

None

1NUMBER

No in-app purchases

None

Cally cordless

No in-app purchases

Questions

Is 1NUMBER free?

1NUMBER is free to download, with no in-app purchases.

Is Cally cordless free?

Cally cordless is free to download, with no in-app purchases.

Do 1NUMBER or Cally cordless have ads?

Neither 1NUMBER nor Cally cordless shows ads.

Which is updated more often, 1NUMBER or Cally cordless?

1NUMBER ships an update every 2 months, and Cally cordless every 2 months. Most recently, 1NUMBER was updated on November 11, 2026 and Cally cordless on November 3, 2026.