CHECKER Field Surveyor vs The Source Mobile
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CHECKER Field Surveyor
This app facilitates offline data collection for mystery shopping and other survey needs. It allows users to manage questionnaires, attach files, and take photos directly within the app, supporting multiple languages and synchronizing data with a server.
- Offline jobs management
- Questionnaire variables
- Synchronizes with server
- Full download questionnaires structure and logic
- File attachments
- Take pictures directly from camera
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A version of the Checker Field Surveyor is now available for Apple devices, The application can be used for - Mystery Shopping visits - Any other data collection method that can benefit from an off-line application. Here are some features supported - Offline jobs management - Questionnaire variables - Synchronizes with server - Full download questionnaires structure and logic - File attachments - Take pictures directly from camera during questionnaire filling Fully supports any language: Cyrillic, Latin, Asian, Arabic and much more User interface translated to English, Spanish, French, Russian, Portuguese, Arabic, Japanese, Hindi, Romanian.
The Source Mobile
This app serves as a mobile companion for field agents, enabling them to manage their work on the go. It utilizes smartphone features like GPS and camera for project discovery, data input, and image uploads. The platform offers efficient tools for managing tasks, tracking time, and accessing support.
- View project details and manuals
- Map project locations
- Input data and save progress
- Find projects by location or zip code
- Confirm assigned projects
- Check in/out of locations for time logging
- Upload receipts
- Contact support
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Previously MSI Services, Inc., The Source is the exclusive field agent database provider for TrendSource, Inc. The Source offers a wide variety of opportunities for individuals wanting to earn some extra money on their own time, including mystery shopping, customer intercepts, professional OnSite Inspections, competitive pricing audits, and much more! The Source Mobile app is a mobile companion to The Source website for use by Field Agents. If you are a Field Agent for The Source, it allows you to take your Field Agent responsibilities with you wherever you go. The Source Mobile app helps you to leverage the unique features of your Smart Phones, by allowing you to use your GPS to find nearby projects and using your phone’s camera to take and upload digital images. After using the app for a few weeks, you will realize just how efficient and mobile you can be as a Field Agent. The Source Mobile app provides the following functionality, all optimized for the limited screen space of your Smart Phone: - View information about your current projects, including project descriptions and manuals, as well as mapping the location. - Input your data, which automatically saves your progress along the way - Find available projects based on your current location, a particular zip code, or your home address. - Confirm projects that have been sent your way by our staff - Check in and check out of a location, which is a quick way to log your time in and time out for one of your projects. - Upload receipts for any projects that require them. - Contact support from the field quickly and easily. The Source values and respects your privacy, and so you could be assured that any personal information you allow access to is 100% secure. The Source Website: https://www.thesourceagents.com/ The Source Field Agent Login: https://www.thesourceagents.com/Account/Login.aspx The Source Mobile Support: thesourceagents@trendsource.com
Screenshots
Verdict
The clearest difference is rating: CHECKER Field Surveyor at 5.0 against The Source Mobile's 3.7. CHECKER Field Surveyor also leads on update cadence (every 2 weeks vs every 4 weeks) and iOS requirement (10.0 vs 12.2). The Source Mobile's advantage is ratings volume (7 vs 1). On price, ads, in-app purchases and monetization model 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.
CHECKER Field Surveyor holds the better App Store score, 5.0 against 3.7. That said, the two scores are not equally well evidenced: The Source Mobile has 7 ratings behind it against 1, so its average is the more settled of the two.
CHECKER Field Surveyor ships an update every 2 weeks, The Source Mobile every 4 weeks. The most recent releases landed on October 24, 2026 and September 30, 2026 respectively.
| Parameter | CHECKER Field Surveyor | The Source Mobile |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 3.7 (7 ratings) |
| Positive reviews | — | 60.0% of reviews |
| Number of ratings | 1 | 7 — better |
| Update frequency | Every 2 weeks — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 12.2 |
| Further details — not scored | ||
| Size | 22 MB | 179 MB |
| Age rating | 4+ | 17+ |
| Developer | Mor Alon | TrendSource, Inc. |
Customer experience
CHECKER Field Surveyor
The Source Mobile
In-app purchases
CHECKER Field Surveyor
No in-app purchases
The Source Mobile
No in-app purchases
Questions
Is CHECKER Field Surveyor free?
Is The Source Mobile free?
Which has better reviews, CHECKER Field Surveyor or The Source Mobile?
Do CHECKER Field Surveyor or The Source Mobile have ads?
Which is updated more often, CHECKER Field Surveyor or The Source Mobile?
Other comparisons
