Odin Inventory vs MTech Sonar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Odin Inventory
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Inventory Tracker is an iOS app for retail and school store staff to count, manage, and sync inventory quickly and accurately. Built for iPhone and iPad, it connects to the Odin platform to keep your stock counts up to date in the cloud — or works in a local mode for email-based workflows.
MTech Sonar
This app automates barn data collection for real-time monitoring of environmental conditions and bird health. It also tracks daily animal performance against established standards.
- Automated barn data collection
- Real-time environment monitoring
- Minute-by-minute bird health tracking
- Daily animal performance trending
- Performance comparison to standards
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Automated barn data collection enabling environment and bird health to be monitored to the minute, while also trending daily animal performance versus standards.
Screenshots
Verdict
The clearest difference is iOS requirement: MTech Sonar at 15.0 against Odin Inventory's 17.6. 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.
Odin Inventory ships an update every 2 months, MTech Sonar monthly. The most recent releases landed on September 17, 2026 and September 16, 2026 respectively.
| Parameter | Odin Inventory | MTech Sonar |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.4 (14 ratings) — better |
| Number of ratings | — | 14 — better |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 6 MB | 104 MB |
| Age rating | 4+ | 4+ |
| Developer | Odin, Inc. | M-TECH SYSTEMS USA, INC. |
In-app purchases
Odin Inventory
No in-app purchases
MTech Sonar
No in-app purchases
