Comparison

IDT Data Logger vs Lisa Chat

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

IDT Data Logger

Manually record data points using user-defined labels and NFC tags. Capture tag information like number and description alongside your collected data. Share your recorded information across devices via AirDrop.

Highlights
  • Manual data recording
  • User-defined labels
  • NFC tag integration
  • Capture tag number and description
  • Data sharing via AirDrop
Features
Read full description

This application lets you manually record data points under a series of labels. Labels are user-defined series of numbers or physical locations identified by NFC tags. If NFC tags are used, this application enables the reading of the tag content, for instance tag number and description, and record this information against the data points you collect. Recorded data can be uploaded in AirDrop or shared across devices.

About

Lisa Chat

This AI chatbot provides mobile access to advanced language models for various tasks. It assists with writing, content creation, coding, translation, and general inquiries, prioritizing ease of use and shortcuts for daily assistance.

Highlights
  • Access GPT-4 and GPT-3.5 Turbo APIs
  • Essay writing assistance
  • Social media content creation
  • Coding and translation help
  • Email drafting and article writing
  • Poetry and lyric generation
Features
Read full description

Another great app from Lisa! Meet Lisa Chat, designed to facilitate ChatGPT access by mobile phones! Artificial intelligence chatbot Lisa Chat uses the latest version of ChatGPT, giving you top-notch performance and assistance in your daily tasks. The most important thing I focused on while developing Lisa Chat was: ease of use and shortcuts. Discover what you can do with Lisa Chat: - Get full access to OpenAI's GPT-4 and GPT-3.5 Turbo APIs. - Chat about daily topics and stay updated. - Leave the important essay-writing tasks to Lisa. - Social Media Content Creator: Create engaging posts for your Facebook, Twitter, Instagram or LinkedIn profiles. - Ask the Lisa Chat chatbot for help for tasks like creating text, coding, translating, writing articles, answering emails, writing poetry, and creating lyrics Exciting updates coming soon! The Lisa developer team continues to work with enthusiasm. Don't forget to follow our updates. Follow our communities: Twitter: @lisachat Instagram: @lisachat Discord: @lisachat About subscriptions: We offer in-app purchases and a 3-day free trial of the premium version of Lisa Chat! The premium version allows unlimited usage, higher word limits, and is %100 ads free. You can purchase a weekly subscription for a short-term trial. We recommend you purchase a yearly or lifetime subscription to enjoy the privileges of Lisa Chat even more. The cost will be charged to your iTunes account, which may vary depending on your country. You will be able to see the fee amount before completing the purchase. Subscriptions with in-app purchases will be renewed according to the renewal scheme of the selected payment plan. To terminate automatic subscription renewal, you must deselect the automatic subscription renewal option at most 24 hours before your subscription expires. You can cancel your automatic subscription renewal anytime from your iTunes account settings. Where applicable, the privileges granted during the free trial period that have not been used will lose their validity when the user purchases a subscription to the related publication. Privacy Policy: https://gpt.lisaai.app/privacy_policy.html Terms of Service: https://gpt.lisaai.app/terms_of_use.html

Screenshots

IDT Data Logger1 screens
Lisa Chat4 screens

Verdict

The call

The clearest difference is in-app purchases: IDT Data Logger at none against Lisa Chat's 4. IDT Data Logger also leads on ads (none vs shown) and iOS requirement (12.0 vs 14.0). Lisa Chat's advantage is rating (4.4 vs 4.0) and update cadence (monthly vs every 11 months). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Lisa Chat sells 4 in-app purchases, starting at $5.99 per 7 days. IDT Data Logger asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Lisa Chat holds the better App Store score, 4.4 against 4.0. That said, the two scores are not equally well evidenced: Lisa Chat has 892 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

IDT Data Logger ships an update every 11 months, Lisa Chat monthly. The most recent releases landed on October 29, 2026 and October 30, 2026 respectively.

Scorecard7 real differences · 3 level
IDT Data Logger versus Lisa Chat: the parameters behind the verdict, then further details
ParameterIDT Data LoggerLisa Chat
PriceFreeFree
Rating4.0 (1 ratings)4.4 (892 ratings) — better
Positive reviews—50.0% of reviews
Number of ratings1892 — better
Update frequencyEvery 11 monthsMonthly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.0 — better14.0
Further details — not scored
Size8 MB113 MB
Age rating4+9+
DeveloperInstruments & Data Tools Pty LtdConvert Software

Customer experience

IDT Data Logger

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Lisa Chat

All ratings894 ratings
Positive85.3%
Neutral2.2%
Negative12.4%
Written reviews60 reviews
Positive50.0%
Neutral8.3%
Negative41.7%

Bugs and requests

IDT Data Logger

Not enough reviews yet to summarise bugs or requests.

Lisa Chat

Reported bugs

3 issues
  • Immediate crashes on opening
  • Subscription restoration problems
  • Incompatibility with some devices

Requested features

3 requests
  • Improve stability and reliability
  • Provide more transparent pricing information
  • Enhance AI capabilities and responses

In-app purchases

None

IDT Data Logger

No in-app purchases

4 purchases

Lisa Chat

Subscriptions3
  • Weekly ChatGPT3 Days trial$5.997 Days
  • Monthly ChatGPT$14.991 Month
  • Annual ChatGPT$29.991 Year
One-time1
  • Lifetime ChatGPT$39.99

Questions

Is IDT Data Logger free?
IDT Data Logger is free to download, with no in-app purchases.
Is Lisa Chat free?
Lisa Chat is free to download, with in-app purchases available.
Which has better reviews, IDT Data Logger or Lisa Chat?
Lisa Chat is rated higher. IDT Data Logger averages 4.0 out of 5 from 1 ratings, while Lisa Chat averages 4.4 from 892 ratings.
Do IDT Data Logger or Lisa Chat have ads?
Lisa Chat shows ads; IDT Data Logger does not.
Which is updated more often, IDT Data Logger or Lisa Chat?
IDT Data Logger ships an update every 11 months, and Lisa Chat monthly. Most recently, IDT Data Logger was updated on October 29, 2026 and Lisa Chat on October 30, 2026.

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