iTank vs Grain SA
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iTank
Read full descriptionHide full description
Smart Water Management System( iTank ) Features • Water overflow & dry run is completely prevented • All time linear sensor with real time level • Manual, Semi-Automatic and Automatic modes • Valve control for automatic tank switching and refilling • Wired or wireless modules up to the range of 5Km • Up to 50+ tanks in total including multiple sump • Alarm for high level and low level thresholds • Consumption report and internet based level monitoring using application and web page • Motor status, power non-linearity protection and starter actuation status • SMS configuration and alerts • Suitable for urban, rural and hilly regions • Inert materialized sensor makes suitable for chemical level measurements also
Grain SA
Read full descriptionHide full description
Mobile survey data capturing for authorized users of the Grain SA platform. The app makes capturing pig farm data more efficient and works online and offline. Features include: • Open and submit surveys in your account • View your completed survey history • Mobile data registration for grain producing business entities • Authorized veterinarians gain access the Passive Disease Surveillance surveys. • Authorized business development managers gain access to Farm Visit- and Mentorship surveys The Grain SA is an integrated platform that offers stakeholders in the South African grain value chain a protected environment to share information and facilitate interactions that create value and drive competitiveness, sustainability and food safety in the grain industry. Our app is free to download and use by authorized users. Authorization is granted by the Grain SA administration. Administration can be contacted at members@grainsa.co.za. Don't forget to synchronize unsynced actions before updating the app.
Screenshots
Verdict
The clearest difference is iOS requirement: Grain SA at 10.2 against iTank's 13.0. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly monthly. The most recent releases landed on July 23, 2026 and September 8, 2026 respectively.
| Parameter | iTank | Grain SA |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Monthly |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 | 10.2 — better |
| Further details — not scored | ||
| Size | 41 MB | 98 MB |
| Age rating | 4+ | 4+ |
| Developer | Thangavel Kumar | 4SIGHT SYSTEMS (PTY) LTD |
In-app purchases
iTank
No in-app purchases
Grain SA
No in-app purchases








