Comparison

VARTA AMP100 vs DuesPe

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

Head to head
About

VARTA AMP100

This mobile softphone app brings advanced communication features to your smartphone or tablet. Manage calls, access voicemails, send instant messages, and even make video calls from anywhere. It integrates with corporate directories and native contacts for seamless communication.

Highlights
  • Advanced call capabilities (transfer, conference, DND)
  • Corporate directory and native contact integration
  • Presence status monitoring
  • Voice mail access
  • Video calling
  • Instant messaging and SMS
  • Wi-Fi to Cellular handover
Features
Read full description

MATRIX VARTA AMP100 is a mobile softphone application running on the smartphones and tablets, delivering full-array of MATRIX SARVAM UCS features to the user on-the-go. Advanced Call Capabilities: Call Transfer, Forward, Conference, Mute, Do-Not-Disturb, Hold, callback, Intercom, Paging etc. Integration with Corporate directory and Native Contacts: Easy access to corporate directory and phone’s native contacts Presence Status: Supports changing your Presence status as well as you can view the Presence status of other extension users. Voice Mail Access: Anywhere access to voice mail to ensure no business opportunities are lost Video Calling: Added advantage of making and receiving video calls. Instant Message (IM) and SMS: Allows to send and receives Instant Messages (IM) and SMS. Wi-Fi to Cellular Handover and vise-versa: Allows to move an active application call to your cellular number on the cellular network and vise versa, without disconnecting the call and having to redial the number again. Busy Lamp Field (BLF): Monitor the status of another extension or trunk whether it is available or busy or ringing or on hold. One Touch Transfer: Transfer an ongoing application call to a fixed extension without entering the number of that extension and vice versa. Anywhere Access: Access all call management features of desk phone, while working from field or home Single Number Reach: Supersede any chance of missing important business call Reduce Cost: Use widely available wireless (WLAN) and mobile data networks to reduce mobile calling and roaming charges Language Customization: Support for English, German, French, Italian, Portuguese and Spanish languages Requirement: •All MATRIX SARVAM UCS with Master Application Version V1R1 or higher IMPORTANT NOTICE: •“VOIP OVER MOBILE/CELLULAR DATA” Some carriers may prohibit or restrict the use of VoIP functionality over their network and may also imposes additional fees or other charges in connection with VoIP. Installation and logging in to the app means that you agree to abide by your mobile carrier’s network restrictions. Matrix Comsec Pvt. Ltd. will not be held liable for any charges, fees, or liability imposed by your cellular/mobile carrier for using MATRIX VARTA AMP100. Use of MATRIX VARTA AMP100 is preferable over 3G/4G and WiFi networks. However, the video and voice quality of calls varies depending on the Wi-Fi or mobile data network connection strength. •“EMERGENCY SERVICES” We do not recommend using MATRIX VARTA AMP100 for EMERGENCY Calls and Services. This application is not intended, designed or fit for placing, carrying or supporting Emergency Calls and Services. Matrix Comsec Pvt. Ltd. will not be liable for any costs or damages arising either directly or indirectly from the use of the MATRIX VARTA AMP100 for Emergency Calls and Services.

About

DuesPe

Features
Read full description

DuesPe helps Institutes, CA firms, tax consultants, accountants and other professionals know exactly which clients owe fees — and remind them in one tap. STOP CHASING FEES FROM A SPREADSHEET • See every client's pending, due-soon and overdue fees in one list • Yearly, quarterly and monthly fees repeat automatically — no re-entry every year • Record a payment in seconds; balances are calculated for you • Each client's full fee and payment history in one place REMIND CLIENTS ON WHATSAPP • A polite, pre-written reminder with the client's name, amount and what it is for • Tap once to open it in your WhatsApp, then send BUILT FOR SMALL PRACTICES • Works entirely on your phone — nothing to set up on a computer • Add staff with their own logins • Simple enough to use between client calls YOUR CLIENTS' DATA STAYS PRIVATE • Optional two-step sign-in with an authenticator app • Lock the app with your own M-PIN • Each firm's records are kept separate from every other firm's • Everything travels over an encrypted connection Start with a free trial. No card needed. Questions? Write to support@classpe.in or WhatsApp us at +91 94946 44848.

Screenshots

VARTA AMP1004 screens
DuesPe4 screens

Verdict

The call

The clearest difference is update cadence: DuesPe at every 4 days against VARTA AMP100's every 3 months. VARTA AMP100's advantage is iOS requirement (11.0 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

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

VARTA AMP100 ships an update every 3 months, DuesPe every 4 days. Both last shipped on November 6, 2026.

Scorecard2 real differences · 8 level
VARTA AMP100 versus DuesPe: the parameters behind the verdict, then further details
ParameterVARTA AMP100DuesPe
PriceFreeFree
Rating1.0 (1 ratings) — better—
Positive reviews33.3% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS11.0 — better15.0
Further details — not scored
Size60 MB11 MB
Age rating4+4+
DeveloperMatrix ComSec Pvt. Ltd.Codevel Technologies llp

In-app purchases

None

VARTA AMP100

No in-app purchases

None

DuesPe

No in-app purchases

Questions

Is VARTA AMP100 free?
VARTA AMP100 is free to download, with no in-app purchases.
Is DuesPe free?
DuesPe is free to download, with no in-app purchases.
Do VARTA AMP100 or DuesPe have ads?
Neither VARTA AMP100 nor DuesPe shows ads.
Which is updated more often, VARTA AMP100 or DuesPe?
VARTA AMP100 ships an update every 3 months, and DuesPe every 4 days. Most recently, VARTA AMP100 was updated on November 6, 2026 and DuesPe on November 6, 2026.

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