LeafSpy Pro vs IAmOK
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
LeafSpy Pro
Monitor your Nissan Leaf's battery health, charging history, and vehicle diagnostics. Perform dealer-level functions like changing settings and reading trouble codes. Log data and sync to Dropbox for detailed analysis.
- Cell pair voltage monitoring
- Battery temperature readings
- Battery AHr rating and capacity
- Charging connection history
- Diagnostic Trouble Code (DTC) reading
- Tire pressure monitoring
- Trip and charge logging
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The Leaf Spy Pro allows anyone with a Nissan Leaf electric vehicle, an iOS 7.1+ device and a supported Bluetooth 4+ LE OBDII adapter (Vgate vLinker FD+ and MC+ OBDII adapters recommended) or a WiFi OBDII adapter, the ability to monitor their battery and other vehicle information normally visible only to the dealer. Support for English, Japanese, German, French, Chinese, Russian and Arabic languages. Note: The iPhone 4 and early iPads (2nd Gen) do NOT support Bluetooth 4+ LE. Currently supports 2011 to 2025 Leaf. (2026 Leaf not yet verified). Information displayed by Leaf Spy Pro: * Voltage of each of the 96 cell pairs (highlighted if shunt active) * Minimum, average, maximum cell pair voltages * Histogram of cell pair voltages * Battery Temperature readings (4 sensors for 2011/12 models, 3 for 2013 models) * Battery AHr rating (this will decease with age and is an indication of remaining capacity) * VIN * Odometer (miles or km) * Number of Quick Charge connections * Number of L1/L2 Charge connections * EVSE Max available amps * EVSE voltage * Battery energy level in GIDs & kWh * Resetable energy usage meter (Wh resolution) * Graphic display of SOC, GIDs and DTE (Distance to Empty) * Remaining distance meter (miles/km) to Event (Low Battery Warning, Very Low Battery Warning or Reserve) based on user selectable energy efficiency * Graphic display of battery temperature with min, avg, max temperatures * Tire Pressure of each of the four tires with low pressure warning and delta pressure warning alarm (not yet supported on 2018 Leaf) * Ambient Temperature * Displays climate control settings and power used. * Trip and Charge Log * Logging function that records most data and optionally GPS location to a csv file that can be easily imported into excel. * Dropbox support to sync Log files * Can run in background while connected to Leaf allowing you to use other apps. LeafSpy Pro also gives you the ability to perform functions normally requiring a visit to the dealer. * Change automatic door lock/unlock settings * Change VSP sound settings on 2013 to 2017 Leaf * Change Dash language on 2011 to 2017 Leaf * Read Diagnostic Trouble Codes (DTC) * Register Tire Positions (required after tire rotation or seasonal tire changes so your Leaf knows the correct location of each tire on the car) * Ability to reset DTCs from selected ECUs (including the DTC set when a different battery pack is installed.) * Special modes when only parts of a Leaf are used in a custom vehicle. Ability to create custom screens by creating a CSV file. See help file for definition format.
IAmOK
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IAmOK is a quick way to let the people who matter to you know that you are OK, that you have arrived, or that you are on your way, without writing the same message again and again. Prepare your usual messages, choose the contact, decide whether to add your location, and send it using Messages or WhatsApp. IAmOK helps you have the right update ready in seconds, while still letting you review it before the final send. It is especially useful for small messages that matter: • “I’ve arrived” • “I’m OK” • “On my way” • “I’m on the bus” • “I’ll let you know when I leave” • “Sharing my location” It also works well for families: teenagers who find it hard to text their parents, people living alone who want to check in quickly, couples who repeat the same routines, or anyone who needs to communicate something brief without losing time. Main features: • Reusable quick messages Save frequent updates and select them when you need them. • Prepared contacts Link each message to the right person so you don’t have to search every time. • Optional location Add a map link only when it makes sense to share where you are. • Messages or WhatsApp Prepare the update in the messaging app you prefer. • Quick access widget Start sending the selected message from the widget, without having to navigate through the app. • No hidden automatic sending IAmOK prepares the message; you review and confirm it before sending. • No ads Your messages are yours. IAmOK does not include advertising or tracking tools. The free version lets you keep one favorite quick message and send up to 10 messages. With IAmOK Plus, you can save unlimited quick messages, send unlimited messages, and use Family Sharing when available for your subscription. IAmOK does not replace emergency services and does not guarantee message delivery. It is a tool for making quick, repeatable personal communication easier. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://iamok-cv8.pages.dev/en/privacy/
Screenshots
Verdict
The clearest difference is price: IAmOK at Free against LeafSpy Pro's $19.99. IAmOK also leads on update cadence (every 3 weeks vs every 2 months). LeafSpy Pro's advantage is in-app purchases (none vs 2) and chart position (#9 vs unranked). On ads 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
IAmOK is free to download; LeafSpy Pro costs $19.99 up front. IAmOK sells 2 in-app purchases, starting at $0.99 per month. LeafSpy Pro asks for nothing beyond the download.
LeafSpy Pro ships an update every 2 months, IAmOK every 3 weeks. The most recent releases landed on October 20, 2026 and October 4, 2026 respectively.
| Parameter | LeafSpy Pro | IAmOK |
|---|---|---|
| Price | $19.99 | Free — better |
| Rating | 3.5 (114 ratings) — better | — |
| Positive reviews | 45.7% of reviews | — |
| Number of ratings | 114 — better | — |
| Update frequency | Every 2 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | — |
| Best chart rank | #9 — better | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 13 MB | 2 MB |
| Age rating | 4+ | 9+ |
| Developer | James Pollock | Manuel Robaina Mederos |
Bugs and requests
LeafSpy Pro
Reported bugs
5 issues- Doesn't connect via Bluetooth on iOS
- Crashes on startup after iOS updates
- Fails to load data despite being connected
- Doesn't work with Mini OBD2 scanners
- Can't change sounds on newer Leaf models
Requested features
5 requests- Add support for newer Leaf models
- Improve user interface and design
- Add Apple CarPlay integration
- Expand compatibility with more OBD2 dongles
- Improve documentation and in-app help
IAmOK
Not enough reviews yet to summarise bugs or requests.
In-app purchases
LeafSpy Pro
No in-app purchases
IAmOK
- IAmOK Plus Monthly$0.991 Month
- IAmOK Plus Yearly$4.991 Year









