Comparison

WTAI vs Sightly

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

Head to head
About

WTAI

Features
Read full description

这是一款专为智能 IoT 产品开发的 APP,支持设备配网,并提供智能体创建与互动、模型切换、音色选择与复刻等功能

About

Sightly

Features
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Sightly helps parents organize child eye health follow-up records in one clear, private place. Use Sightly to record each eye exam date, clinic, cycloplegia status, right-eye and left-eye measurements, height, report photos, and original prescription notes. Over time, Sightly helps you review axial length and refraction trends, summarize 6/12-month axial length changes, and keep context around interventions such as defocus lenses, ortho-k lenses, atropine, outdoor time, and follow-up plans. Key features: Create child eye health profiles Record vision, refraction, axial length, keratometry, and IOP Archive exam report photos and OCR text Review long-term trends and height references Set reminders for follow-ups, medication, lens care, and habits Export PDF summaries for doctor visits Back up and restore local records Sightly is designed for child myopia follow-up records, axial length tracking, exam history organization, reminders, and doctor-visit preparation. It is for record keeping and communication only. Sightly does not diagnose conditions, assess medical risk, recommend treatment, or replace clinical exams, doctors, or original medical reports. Please rely on qualified clinicians for medical decisions. Current app data is stored locally on your device by default. Sightly does not upload your local records to the cloud unless you choose to export, share, or restore a backup. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://diveraxis.com/privacy/sightly/

Screenshots

WTAI4 screens
Sightly4 screens

Verdict

The call

The clearest difference is in-app purchases: WTAI at none against Sightly's 2. WTAI also leads on iOS requirement (13.0 vs 17.0). Sightly's advantage is update cadence (every 5 days vs every 3 weeks). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Sightly sells 2 in-app purchases, starting at $7.99 per year. WTAI asks for nothing beyond the download.

UpkeepUpdate frequency

WTAI ships an update every 3 weeks, Sightly every 5 days. The most recent releases landed on August 21, 2026 and September 12, 2026 respectively.

Scorecard3 real differences · 3 level
WTAI versus Sightly: the parameters behind the verdict, then further details
ParameterWTAISightly
PriceFreeFree
Update frequencyEvery 3 weeksEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size24 MB18 MB
Age rating12+4+
DeveloperWaytronic Electronics Company LimitedChengdu DiverAxis Technology Co., Ltd.

In-app purchases

None

WTAI

No in-app purchases

2 purchases

Sightly

Subscriptions1
  • Sightly Plus Yearly7 Days trial$7.991 Year
One-time1
  • Sightio Plus Lifetime$19.99

Questions

Is WTAI free?
WTAI is free to download, with no in-app purchases.
Is Sightly free?
Sightly is free to download, with in-app purchases available.
Do WTAI or Sightly have ads?
Neither WTAI nor Sightly shows ads.
Which is updated more often, WTAI or Sightly?
WTAI ships an update every 3 weeks, and Sightly every 5 days. Most recently, WTAI was updated on August 21, 2026 and Sightly on September 12, 2026.

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