Pictures Opener - HEIC Supported

Picture Opener is a cool image viewer and converter.
It supports more than 170 formats of image.
Printing, Saving As and Batch-Converting need to purchase the add-on($2.99).
And over 157 video formats are supported.
It has three features:
1.Open single image.
2.Open folder to preview the images in a gallery.
3.Batch convert images to a format as you want. Such as jpg, jpeg.(This feature will be opened in the next version )

The Viewer:

1. Zoom in and zoom out the image as you want.
2. Drag and drop the image to see part of the content.
3. Open next image just one-click.
4. Delete the image from disk just by one-click.
5. Save as the image to the format you want.
6. Preview images from a folder.
7. Rotate the image.
8. Print the image.

Batch Converter:

1. Select images as many as you want.
2. Choose the format you want to save as.
3. Change the saving path.
4. Batch convert just by one-click.
5. See the converting status of every image.
6. Enjoy the fast converting.

The list of supported formats is as follows:
PDF;heic; svg; svgz; ttf; tiff; tif; tga; svgz; bmp; jpg;
jpeg; png; gif;jp2;ppm;nef;svg;arw;crw;bmp2;
threefr; threeg2; threegp; a;arw;avs; b; bgr; bgra;
bgro; bmp; bmp2; bmp3; c; cal; cals; canvas; caption; cin;
clip; cmyk; cmyka; cr2; crw; cur; cut; dcm; dcr; dcx;
dds; dfont; dib; dng; dpx; dxt1; dxt5; epdf; epi; eps;
epsf; epsi; ept; ept2; ept3; erf; fax; file; fits; fractal;
ftp; fts; g; g3; g4; gif; gif87; gradient; gray; graya;
group4; hald; hdr; heic; hrz; http; https; icb; ico;
icon; iiq; inline; ipl; j2c; j2k; jng; jnx; jp2; jpc; jpe;
jpeg; jpg; jpm; jps; jpt; k; k25; kdc; label; m; m2v;
mac; map; mask; mat; mef; miff;mng; mono; mpc;
mrw; msl; msvg; mtv; mvg; nef; nrw; null; o; orf; otb;
otf; pal; palm; pam; pango; pattern; pbm; pcd; pcds;
pcl; pct; pcx;pdfa; pef; pes; pfa; pfb; pfm; pgm; pgx;
picon; pict; pix; pjpeg; plasma; png; png00; png24;
png32; png48; png64; png8; pnm; ppm;ptif; pwp;
r; radialgradient; raf; ras; raw; rgb; rgba; rgbo; rgf;
rla; rle; rmf; rw2; scr; screenshot; sct; sfw; sgi; six;
sixel; sr2;stegano; sun; text; tga; tif; tiff; tiff64; tile;
tim; ttc; ttf; txt; uyvy; vda; vicar; vid; viff; vips; vst;
wbmp; wpg; x3f; xbm; xc; xcf; xpm; xv; y; ycbcr;
ycbcra; yuv;emf; exr; flif; wmf; webp