EF Utilities vs i
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
EF Utilities
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• The App is a quick, free tool one can use to download and manage data from EF processors and put it in a centralized spot where others can see it. • The App is a simple tool that will allow users to quickly and easily query this data, track error codes, monitor trends and check calibration schedules for multiple machines.
i
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Bluetooth® Connect with mobile device by i-BTPSENSOR application via Bluetooth Low Energy 5.0 1. Supported molds : Mountain, Road & Shock 2. Supported Units : PSI , BAR & KG/CM² 3. Battery power detection 4. Security Alarm
Screenshots
Verdict
The clearest difference is update cadence: EF Utilities at every 3 months against i's every 9 months. EF Utilities also leads on iOS requirement (13.0 vs 15.6). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
EF Utilities ships an update every 3 months, i every 9 months. The most recent releases landed on September 14, 2026 and September 10, 2026 respectively.
| Parameter | EF Utilities | i |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 months — better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 63 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | EF Technologies, Inc. | CO-LUCK ENTERPRISE CO., LTD |
In-app purchases
EF Utilities
No in-app purchases
i
No in-app purchases
