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About Us is an Online Marketplace for selling and buying Box Opened, Certified Refurbished and Certified Used Mobiles & Tablets. All products sold on tiwens undergo a rigorous Quality Checking process (QUTrust) and we provide extended warranty (which is managed by our partner Warranty Bazaar). We offer our buyers & sellers a convenient market place through our online platform. The sellers leverage tiwens's integrated logistics support to open up a Pan-India Market & the buyers have a place to shop for bargains and be rest assured on the quality of the products they purchase.

What we offer

Extensive 75 point Quality Check for all products (QUTrust)
we provide extended warranty  – Box Opened/Excess Stock, Certified Refurbished and Certified Used
Cross-city transactions at a Pan-India level
Fully integrated Logistics support
Easy payment options (Online or Cash On Delivery)
Secure and hassle-free remittance
3 day return policy
Online seller panel for managing transactions, products & inventory
Complete transparency in transactions
Help desk support (Toll-free access to Experience Centre, Online Chat and Email also)

Value proposition for the our Sellers


Singular, well-marketed platform that eliminates city-wise price disparity forCertified used phones which is prevalent among the offline market and other online sites like Olx & Quikr.
Seller lists the product on at no cost, opening up a pan-India Market
Easy and quick empanelment on tiwens
tiwens is responsible for the logistics
tiwens is responsible for inspection and certification
tiwens adds warranty – increases potential for sale (for one year)
tiwens is responsible for collection
tiwens is responsible for remittance of sale proceeds
tiwens is responsible for returns, if the need should arise
Dedicated Experience Center, online access to seller’s panel
Complete transparency and process tracking via
Social Aspect – Platform for new Entrepreneurs
Value Proposition for the Buyer


Buyer ease of access - gets choice of huge variety of products at great prices
Assured of quality of product
Assured of warranty on product
Price comparison between different sellers/locations
Seller’s ratings and track record are available
Option of paying online/cash on delivery (COD)
Receives the product at doorstep, anywhere Pan-India
Dedicated Experience Center
Complete transparency and process tracking via

What are we selling? is selling Box Opened , Certified Refurbished & Certified Used Mobiles and Tablets.


Box Opened - These devices are absolutely new and in perfect working condition. The seals on the original boxes carrying these devices are open and the boxes might have some minor wear and tear. These products are tested by tiwens Quality using our proprietary QUTrust software. Buy unboxed products from great brands though tiwens and get an absolutely new product with great savings.


Certified Refurbished - These devices are ‘almost new’ and have gone through some minor repair by the manufacturers (e.g. Samsung, LG, Apple). The manufacturers are so confident of their quality that they offer their own warranty similar to any other new device. These products are further tested by summerexprt Quality Team using our proprietary QUTrust software. Buy Refurbished products from global brands at tiwens and get a new looking and fully working product with great savings.


Certified Used – Certified Used products are the ones which have been owned by someone else before you. The purchase and technical service teams of summerexprt identify these products. They are taken through a thorough refurbishment process using our proprietary QUTrust software and made available at the best price to our buyers. Buy Certified Preowned products from summerexprt with complete peace of mind.


 Why are we selling?


tiwens caters to the inspirational value of the buyers who want to buy mobile devices at lower prices without compromising on Warranty and Quality. We provide a platform that brings about cross-city price parity by eliminating the drawbacks of Channels and existing Online practices of players like OLX & Quikr who do not provide Logistical support to enable cross-city transactions.


Where do the products come from?


In India 20-25 Million devices are returned to sellers every year. Some of which are Box Opened while others may be faulty. Faulty products are returned to the manufacturers and are refurbished by them. Thus is created a large cache of products that are either categorized as Box Opened or Refurbished.

Consumers tend to buy mobile devices every year but this does not mean that they scrap their old devices. These old devices have their own residual life and can be sold as Pre-owned.


What is the quality of the products?


All Box Opened & Refurbished devices are equal to new and carry Manufacturer Warranty for a period of 0-11 months. tiwens ensures each device goes through a rigorous Quality Check process (QUTrust) and adds the residual warranty (managed by Warranty Bazaar) to give the end user 12 months warranty and complete peace of mind.

Pre-owned devices, once received from the seller, are also subject to the same rigorous Quality Check process (QUTrust). The devices are then properly packed in special boxes and shipped to the buyer ensuring it reaches in good condition along with QC pass certificate and Warranty of 6 months (managed by Warranty Bazaar).


What is the warranty on the product?


Box Opened & Certified Refurbished Devices are certified tested and carries 12 months warranty - manufacturer warranty of 0-11 months & residual warranty period is covered by Warranty Bazaar.

Certified Used devices are also serviced, certified tested and carry warranty for 12 months which is provided by Warranty Bazaar.


What is the packaging condition of the products – are they box packed/sealed?


Box Opened & Certified Refurbished devices are delivered in the original manufacturer’s packaging without seal.

Certified Used devices are delivered in specially designed packaging of tiwens.


How will individuals sell their old products on tiwens?


Selling on tiwens is very simple. Sellers have to register themselves online by filling out a simple form and go through the online agreement. Upon acceptance of the terms & conditions, the products may be listed for sale on tiwens. The seller has the option of either sending their device to tiwens in advance (tiwen’s fulfillment centre) or once the device is sold and updated to the seller on the online panel. tiwens will be responsible for the entire logistics. Please call us for details.


How is tiwens different from OLX, Quikr, others?


There are a number of factors that distinguish tiwens from any other website working on similar lines-

Certified Refurbished & Box Opened devices sold on tiwens carry running warranty unlike OLX & Quikr
Certified Used devices Sold on tiwens carry Quality Checked Certificate (QUTrust) unlike OLX & Quikr
Certified Used devices sold on tiwens carry 12 months warranty from Warranty Bazaar unlike OLX & Quikr
Sellers are able to reach a Pan-India Market of potential buyers unlike OLX & Quikr wherein transactions are location-bound
tiwens has fully integrated Logistics support to deliver to any location Pan-India unlike OLX & Quikr
OLX & Quikr are in fact more similar to Yellow Pages, they do not have any actual role in the buying-selling process – they are just a platform for advertisement. This is not the case with tiwens
summerexprt enhances the prospects of the seller & gives complete peace of mind to the buyer. This is not the case with OLX & Quikr as they have no means of reassuring either the seller or buyer.
Who are the sellers?
Anyone can sell Box Opened, Refurbished & Pre-Owned mobile devices on tiwens – they can be Channel partners dealing in Box Opened or Refurbished phones or any individual who wishes to sell his/her old device.



What is required to register as a seller on tiwens?


In order to register, the following will be required for Bulk Sellers – Director’s/Proprietor’s Identity Proof (Aadhar Card/Voter Card), Director’s/Proprietor’s PAN Card, Director’s/Proprietor’s Address proof (Utility bill), Company’s Sales Tax registration certificate, Company’s Address Proof, Company’s PAN card, Company’s Bank account details (Bank Name, Account Number, MICR Code, IFSC Code, Branch Name, Branch Address), Cancelled cheque from Company’s account, Company’s Billing Address & Delivery/Pick Up Address.

In case the seller is an individual, the following is required - Identity Proof (Aadhar Card/Voter Card), PAN Card, Bank account details (Bank Name, Account Number, MICR Code, IFSC Code, Branch Name, Branch Address), Billing Address & Delivery/Pick Up Address.

Who are the buyers?


Anyone looking to buy a Box Opened, Refurbished or Certified Pre-owned mobile phone or tablet from any place in India can be our buyer. Buyers may be individuals or even Channel Partners. tiwens caters to all the segments – B2B, B2C & C2C. The buyers have the option of purchasing the device by either paying online using their credit/debit cards or avail Cash on delivery. It is the responsibility of tiwens to ensure that the device reaches within committed time anywhere in India.

What is QUTrust?


QuTust is an extensive 75 point Quality Check process for all products that results in product certification before any product is dispatched to the buyer. QUTrust ensures that the buyer is assured of the quality of the product and has complete peace of mind.

What is Warranty Bazaar?

.com is India’s premier provider of Warranty Solutions such as Extended Warranty Packs, Annual Maintenance Contract, Accidental Damage Insurance and related value-added solutions for Mobile Devices, Laptops and Digital Cameras and other Consumer Electronics. tiwens has strategically tied up with Warranty Bazaar to provide up to 6 months warranty on products sold on the website.

What is the 3 day return policy?


 has 100% Money Back Guarantee that protects its buyers in case there is an issue with product quality or delivery. The issue needs to be reported by the buyer within 3 days of delivery. summerexprt guarantees resolution of Complaints within a maximum time of 15 days and provides full refund if the issue is not resolved.

Who are the Logistics Partners of summerexprt.?


tiwens is tied up with all leading Logistics service providers of India to ensure timely delivery of products in any part of India.