WattTools vs ComplicaJSON
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WattTools
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An audio, video, picture, GIF, document converter tool. 【Video】 1. Support MP4, AMV, AVI, MOV, MPG, M4V, MKV, WMV, FLV, MPEG, RM, VOB, TS, WEBM, ASF, 3GP, SWF, MXF, F4V, 3G2, OGV formats. 2. Support functions: format conversion, video audio extraction, video compression, video cropping, video merging, video speed changing, volume adjustment, and video noise reduction. 【Audio】 1. Support MP3, WAV, FLAC, M4A, AAC, OGG, AC3, AMR, OPUS, AIFF, MP2, GSM, DTS, AU, CAF, OGA, W64, VOC, SPX, IRCAM, WMA formats. 2. Support functions: format conversion, audio compression, audio cropping, audio merging, audio speed changing, volume adjustment, audio noise reduction, audio to text, text to audio. 【Image】 1. Support JPG, PNG, JPEG, WEBP, TGA, BMP, JP2, GIF, PXC, TIF, TIFF, PBM, PGM, EXR, PAM, PFM, RAS, SGI, SUN, XBM, XWD, YUV formats. 2. Support functions: format conversion, image compression, ID photo. 【GIF】 Support video to GIF. 【Document】 Supports converting images to PDF. More features will be added in the future. 【WattTools automatic renewal VIP service statement】 1. After the purchase is confirmed, your iTunes account will be charged and the subscription will be automatically renewed unless automatic renewal is turned off at least 24 hours before the end of the current subscription. Your account will be charged for renewal within the last 24 hours prior to the end of the current subscription, and the cost of the renewal will be determined. 2. If you need to cancel your subscription, please manually open "Settings" on your Apple phone --> Enter "iTunes Store and App Store" --> Click "Apple ID", select "View Apple ID", enter the "Account Settings" page, and click "Subscribe", select WattToolsVIP to cancel the subscription User Agreement:https://doc-hosting.flycricket.io/watttoolsterms/9af75cf3-424d-4c82-bc73-fc895bfd953a/terms Privacy Policy:https://doc-hosting.flycricket.io/watttools/83c8178a-3717-4dd6-8181-376aaa46900d/privacy
ComplicaJSON
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ComplicaJSON transforms any JSON data source into a personalized Apple Watch complication. Connect to your favorite APIs for weather, stock prices, server metrics, or any other JSON endpoint and get access to your data at a glance. The Apple Watch will automatically update the data at regular intervals, ensuring you always have the latest information right on your wrist. With support for Image URL, String, Number, Boolean, and Percentage data types, you can customize your watch face with the exact metrics you need.
Screenshots
Verdict
The clearest difference is in-app purchases: ComplicaJSON at none against WattTools's 2. WattTools's advantage is iOS requirement (15.0 vs 18.5). 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
Both are free to download. WattTools sells 2 in-app purchases, starting at $0.99 per 7 days. ComplicaJSON asks for nothing beyond the download.
| Parameter | WattTools | ComplicaJSON |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad, iPod — better | iPhone, Apple Watch |
| Requires iOS | 15.0 — better | 18.5 |
| Further details — not scored | ||
| Size | 101 MB | 14 MB |
| Age rating | 4+ | 4+ |
| Developer | 源 张 | Almost Good Enough ApS |
In-app purchases
WattTools
- Weekly subscription$0.997 Days
- 3Credits$0.99
ComplicaJSON
No in-app purchases









